./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:37:03,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:37:03,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:37:03,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:37:03,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:37:03,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:37:03,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:37:03,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:37:03,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:37:03,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:37:03,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:37:03,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:37:03,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:37:03,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:37:03,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:37:03,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:37:03,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:37:03,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:37:03,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:37:03,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:37:03,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:37:03,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:37:03,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:37:03,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:37:03,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:37:03,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:37:03,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:37:03,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:37:03,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:37:03,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:37:03,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:37:03,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:37:03,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:37:03,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:37:03,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:37:03,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:37:03,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:37:03,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:37:03,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:37:03,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:37:03,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:37:03,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 19:37:03,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:37:03,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:37:03,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:37:03,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:37:03,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:37:03,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:37:03,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:37:03,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:37:03,219 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:37:03,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:37:03,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:37:03,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:37:03,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:37:03,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:37:03,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:37:03,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:37:03,220 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:37:03,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:37:03,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:37:03,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:37:03,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:37:03,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:37:03,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:37:03,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:37:03,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:37:03,222 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d3d0800a0e0d53b4d0190c9a443eccbd843952940cf36579a7110b5d32d86b [2022-12-13 19:37:03,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:37:03,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:37:03,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:37:03,415 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:37:03,415 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:37:03,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2022-12-13 19:37:05,891 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:37:06,289 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:37:06,290 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2022-12-13 19:37:06,320 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/data/7a6f6c4c4/f0133e50c3d1484fb4cd6627d4c30d80/FLAG383755de1 [2022-12-13 19:37:06,438 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/data/7a6f6c4c4/f0133e50c3d1484fb4cd6627d4c30d80 [2022-12-13 19:37:06,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:37:06,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:37:06,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:37:06,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:37:06,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:37:06,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:37:06" (1/1) ... [2022-12-13 19:37:06,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6788c8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:06, skipping insertion in model container [2022-12-13 19:37:06,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:37:06" (1/1) ... [2022-12-13 19:37:06,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:37:06,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:37:07,125 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 19:37:07,139 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 19:37:07,152 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 19:37:07,243 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 19:37:07,245 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 19:37:07,404 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 19:37:07,405 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 19:37:07,414 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 19:37:07,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,448 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 19:37:07,452 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 19:37:07,488 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 19:37:07,603 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,648 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,658 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,658 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,679 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,787 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:37:07,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,800 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,801 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 19:37:07,802 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 19:37:07,803 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 19:37:07,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,804 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 19:37:07,805 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 19:37:07,807 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,808 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 19:37:07,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,811 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 19:37:07,812 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:37:07,813 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,816 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,817 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,818 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,819 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,819 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,820 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,821 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,821 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,821 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,824 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,825 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,827 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,832 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:07,832 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 19:37:07,834 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:07,835 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:07,836 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:07,836 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:07,838 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:07,839 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:07,840 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,851 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:07,853 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:07,855 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:07,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,859 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 19:37:07,860 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:07,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,862 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:07,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,864 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:07,865 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:07,869 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:07,869 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,871 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:07,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,878 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,889 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,890 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 19:37:07,890 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,891 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 19:37:07,892 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:07,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,892 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:07,893 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 19:37:07,893 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 19:37:07,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,895 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 19:37:07,896 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:07,897 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:07,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,899 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:07,899 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 19:37:07,900 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 19:37:07,900 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 19:37:08,004 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 19:37:08,006 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 19:37:08,006 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 19:37:08,010 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 19:37:08,012 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 19:37:08,015 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 19:37:08,016 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 19:37:08,016 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 19:37:08,017 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:37:08,017 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:37:08,018 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:37:08,018 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,018 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,019 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,020 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,020 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,020 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,064 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 19:37:08,071 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,123 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,126 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,130 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,133 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,147 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,151 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,155 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,158 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,162 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,176 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,180 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,184 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,192 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,205 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,209 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,212 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,216 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,220 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,233 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,240 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,244 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,247 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,261 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,264 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,268 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,272 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,275 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,288 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,292 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,295 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,299 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,303 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,316 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,320 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,323 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,327 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,330 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,343 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,343 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,344 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,347 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,350 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,363 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,366 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,370 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,373 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,377 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,389 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,392 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,396 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,399 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,402 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,414 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,417 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,420 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,423 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,436 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,439 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,451 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,454 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,457 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,468 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,471 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,474 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,477 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,480 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,493 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,493 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,493 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,494 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,494 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,494 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,494 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,494 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,495 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,496 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,496 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,511 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2022-12-13 19:37:08,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2022-12-13 19:37:08,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:37:08,543 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:37:08,614 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 19:37:08,614 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 19:37:08,615 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 19:37:08,617 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 19:37:08,617 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 19:37:08,620 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 19:37:08,620 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 19:37:08,621 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 19:37:08,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,622 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-13 19:37:08,624 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-13 19:37:08,625 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 19:37:08,631 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,646 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,648 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,648 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,649 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,655 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,656 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 19:37:08,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,663 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 19:37:08,663 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 19:37:08,664 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 19:37:08,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,665 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 19:37:08,665 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 19:37:08,666 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,667 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 19:37:08,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,669 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 19:37:08,670 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 19:37:08,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,672 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,673 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,673 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,674 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,674 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,674 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,675 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,675 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,676 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,677 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,680 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,681 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:08,681 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 19:37:08,682 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:08,683 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:08,683 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 19:37:08,684 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:08,684 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 19:37:08,685 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:08,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,689 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 19:37:08,690 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:08,693 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:08,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,696 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 19:37:08,696 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:08,696 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,699 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:08,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,700 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:08,703 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:08,705 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 19:37:08,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,707 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 19:37:08,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,718 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,718 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,719 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 19:37:08,719 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,720 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 19:37:08,720 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 19:37:08,720 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,720 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:08,721 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 19:37:08,721 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 19:37:08,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,723 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 19:37:08,723 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:08,723 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 19:37:08,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 19:37:08,725 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 19:37:08,725 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 19:37:08,725 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 19:37:08,728 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 19:37:08,729 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 19:37:08,730 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 19:37:08,732 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 19:37:08,734 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 19:37:08,739 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 19:37:08,740 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 19:37:08,740 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 19:37:08,740 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:37:08,740 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 19:37:08,740 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 19:37:08,741 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,741 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,742 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,742 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,742 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 19:37:08,750 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 19:37:08,753 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 19:37:08,753 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,756 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,756 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,757 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,757 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,757 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,758 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,758 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,758 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,759 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,759 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,759 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,760 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,760 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,760 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,761 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,761 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,761 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,762 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,762 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,763 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,763 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,763 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,763 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,764 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,764 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,765 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,765 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,765 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,765 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,766 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,766 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,766 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,767 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,767 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,767 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,768 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,768 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,768 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,769 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,769 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,769 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,770 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,770 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,770 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,771 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,771 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,771 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,772 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,772 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,772 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,773 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,773 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,773 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,774 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,774 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,775 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,775 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,775 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,775 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,776 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,776 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,777 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,777 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,777 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,778 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,778 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,778 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,779 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,779 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,779 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,780 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,782 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 19:37:08,783 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323389,323402] [2022-12-13 19:37:08,783 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i[323534,323547] [2022-12-13 19:37:08,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:37:08,858 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:37:08,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08 WrapperNode [2022-12-13 19:37:08,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:37:08,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:37:08,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:37:08,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:37:08,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:08,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,003 INFO L138 Inliner]: procedures = 379, calls = 2122, calls flagged for inlining = 146, calls inlined = 127, statements flattened = 4122 [2022-12-13 19:37:09,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:37:09,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:37:09,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:37:09,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:37:09,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,118 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:37:09,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:37:09,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:37:09,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:37:09,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (1/1) ... [2022-12-13 19:37:09,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:37:09,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:37:09,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:37:09,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:37:09,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-12-13 19:37:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2022-12-13 19:37:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 19:37:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 19:37:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2022-12-13 19:37:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2022-12-13 19:37:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2022-12-13 19:37:09,218 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-13 19:37:09,219 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2022-12-13 19:37:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-12-13 19:37:09,220 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2022-12-13 19:37:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-12-13 19:37:09,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 19:37:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 19:37:09,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-12-13 19:37:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-13 19:37:09,223 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2022-12-13 19:37:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2022-12-13 19:37:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 19:37:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2022-12-13 19:37:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2022-12-13 19:37:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2022-12-13 19:37:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 19:37:09,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 19:37:09,225 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 19:37:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2022-12-13 19:37:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2022-12-13 19:37:09,226 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2022-12-13 19:37:09,227 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2022-12-13 19:37:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2022-12-13 19:37:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2022-12-13 19:37:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2022-12-13 19:37:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 19:37:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 19:37:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 19:37:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2022-12-13 19:37:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2022-12-13 19:37:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2022-12-13 19:37:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2022-12-13 19:37:09,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2022-12-13 19:37:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 19:37:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 19:37:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2022-12-13 19:37:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2022-12-13 19:37:09,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:37:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:37:09,671 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:37:09,674 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:37:09,858 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 19:37:13,007 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:37:13,025 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:37:13,025 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:37:13,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:37:13 BoogieIcfgContainer [2022-12-13 19:37:13,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:37:13,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:37:13,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:37:13,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:37:13,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:37:06" (1/3) ... [2022-12-13 19:37:13,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618bc852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:37:13, skipping insertion in model container [2022-12-13 19:37:13,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:37:08" (2/3) ... [2022-12-13 19:37:13,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618bc852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:37:13, skipping insertion in model container [2022-12-13 19:37:13,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:37:13" (3/3) ... [2022-12-13 19:37:13,034 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-irda-via-ircc.cil.i [2022-12-13 19:37:13,048 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:37:13,048 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:37:13,117 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:37:13,122 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75f465ed, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:37:13,122 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:37:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand has 1802 states, 1069 states have (on average 1.2497661365762396) internal successors, (1336), 1100 states have internal predecessors, (1336), 641 states have call successors, (641), 91 states have call predecessors, (641), 90 states have return successors, (638), 626 states have call predecessors, (638), 638 states have call successors, (638) [2022-12-13 19:37:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-12-13 19:37:13,163 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:37:13,164 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:37:13,165 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:37:13,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:37:13,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1903987913, now seen corresponding path program 1 times [2022-12-13 19:37:13,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:37:13,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734378401] [2022-12-13 19:37:13,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:37:13,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:37:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:37:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:13,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:37:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:37:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:37:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:37:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:37:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:37:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:37:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:37:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:37:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:37:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:37:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:37:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:37:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:37:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:37:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:37:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:37:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:37:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:37:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:37:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:37:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:37:14,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:37:14,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734378401] [2022-12-13 19:37:14,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734378401] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:37:14,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:37:14,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:37:14,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990283744] [2022-12-13 19:37:14,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:37:14,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 19:37:14,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:37:14,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:37:14,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:37:14,369 INFO L87 Difference]: Start difference. First operand has 1802 states, 1069 states have (on average 1.2497661365762396) internal successors, (1336), 1100 states have internal predecessors, (1336), 641 states have call successors, (641), 91 states have call predecessors, (641), 90 states have return successors, (638), 626 states have call predecessors, (638), 638 states have call successors, (638) Second operand has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:18,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:37:23,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:37:23,309 INFO L93 Difference]: Finished difference Result 3819 states and 5590 transitions. [2022-12-13 19:37:23,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:37:23,311 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 301 [2022-12-13 19:37:23,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:37:23,339 INFO L225 Difference]: With dead ends: 3819 [2022-12-13 19:37:23,339 INFO L226 Difference]: Without dead ends: 1991 [2022-12-13 19:37:23,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:37:23,357 INFO L413 NwaCegarLoop]: 1108 mSDtfsCounter, 3966 mSDsluCounter, 2174 mSDsCounter, 0 mSdLazyCounter, 5113 mSolverCounterSat, 4286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4196 SdHoareTripleChecker+Valid, 3282 SdHoareTripleChecker+Invalid, 9399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4286 IncrementalHoareTripleChecker+Valid, 5113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:37:23,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4196 Valid, 3282 Invalid, 9399 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4286 Valid, 5113 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-12-13 19:37:23,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2022-12-13 19:37:23,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1745. [2022-12-13 19:37:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1745 states, 1040 states have (on average 1.2471153846153846) internal successors, (1297), 1069 states have internal predecessors, (1297), 615 states have call successors, (615), 89 states have call predecessors, (615), 89 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 19:37:23,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2527 transitions. [2022-12-13 19:37:23,595 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2527 transitions. Word has length 301 [2022-12-13 19:37:23,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:37:23,597 INFO L495 AbstractCegarLoop]: Abstraction has 1745 states and 2527 transitions. [2022-12-13 19:37:23,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2527 transitions. [2022-12-13 19:37:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-12-13 19:37:23,606 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:37:23,607 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:37:23,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:37:23,607 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:37:23,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:37:23,608 INFO L85 PathProgramCache]: Analyzing trace with hash 975159511, now seen corresponding path program 1 times [2022-12-13 19:37:23,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:37:23,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703571671] [2022-12-13 19:37:23,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:37:23,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:37:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:37:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:37:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:37:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:37:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:37:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:37:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:37:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:37:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:37:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:37:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:37:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:37:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:37:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:37:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:37:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:37:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:37:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:37:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:37:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:37:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:37:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:37:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:37:24,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:37:24,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703571671] [2022-12-13 19:37:24,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703571671] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:37:24,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:37:24,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:37:24,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000559488] [2022-12-13 19:37:24,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:37:24,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:37:24,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:37:24,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:37:24,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:37:24,513 INFO L87 Difference]: Start difference. First operand 1745 states and 2527 transitions. Second operand has 8 states, 7 states have (on average 15.714285714285714) internal successors, (110), 5 states have internal predecessors, (110), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:32,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:37:32,885 INFO L93 Difference]: Finished difference Result 3717 states and 5415 transitions. [2022-12-13 19:37:32,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:37:32,885 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 15.714285714285714) internal successors, (110), 5 states have internal predecessors, (110), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 302 [2022-12-13 19:37:32,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:37:32,897 INFO L225 Difference]: With dead ends: 3717 [2022-12-13 19:37:32,897 INFO L226 Difference]: Without dead ends: 1991 [2022-12-13 19:37:32,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:37:32,906 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 5137 mSDsluCounter, 2063 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 6012 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5137 SdHoareTripleChecker+Valid, 3121 SdHoareTripleChecker+Invalid, 11006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6012 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:37:32,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5137 Valid, 3121 Invalid, 11006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6012 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2022-12-13 19:37:32,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2022-12-13 19:37:33,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1745. [2022-12-13 19:37:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1745 states, 1040 states have (on average 1.2461538461538462) internal successors, (1296), 1069 states have internal predecessors, (1296), 615 states have call successors, (615), 89 states have call predecessors, (615), 89 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 19:37:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2526 transitions. [2022-12-13 19:37:33,018 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2526 transitions. Word has length 302 [2022-12-13 19:37:33,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:37:33,019 INFO L495 AbstractCegarLoop]: Abstraction has 1745 states and 2526 transitions. [2022-12-13 19:37:33,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 15.714285714285714) internal successors, (110), 5 states have internal predecessors, (110), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:33,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2526 transitions. [2022-12-13 19:37:33,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-12-13 19:37:33,024 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:37:33,024 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:37:33,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:37:33,025 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:37:33,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:37:33,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1934200571, now seen corresponding path program 1 times [2022-12-13 19:37:33,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:37:33,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172710558] [2022-12-13 19:37:33,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:37:33,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:37:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:37:33,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:37:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:37:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:37:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:37:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:37:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:37:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:37:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:37:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:37:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:37:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:37:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:37:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:37:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:37:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:37:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:37:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:37:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:37:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:37:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:37:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:37:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:37:33,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:37:33,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172710558] [2022-12-13 19:37:33,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172710558] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:37:33,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:37:33,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:37:33,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397903535] [2022-12-13 19:37:33,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:37:33,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:37:33,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:37:33,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:37:33,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:37:33,672 INFO L87 Difference]: Start difference. First operand 1745 states and 2526 transitions. Second operand has 8 states, 7 states have (on average 15.857142857142858) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:42,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:37:42,286 INFO L93 Difference]: Finished difference Result 3717 states and 5413 transitions. [2022-12-13 19:37:42,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:37:42,286 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 15.857142857142858) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 303 [2022-12-13 19:37:42,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:37:42,294 INFO L225 Difference]: With dead ends: 3717 [2022-12-13 19:37:42,294 INFO L226 Difference]: Without dead ends: 1991 [2022-12-13 19:37:42,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:37:42,300 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 5131 mSDsluCounter, 2063 mSDsCounter, 0 mSdLazyCounter, 4992 mSolverCounterSat, 6012 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5131 SdHoareTripleChecker+Valid, 3121 SdHoareTripleChecker+Invalid, 11004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6012 IncrementalHoareTripleChecker+Valid, 4992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:37:42,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5131 Valid, 3121 Invalid, 11004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6012 Valid, 4992 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2022-12-13 19:37:42,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1991 states. [2022-12-13 19:37:42,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1991 to 1745. [2022-12-13 19:37:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1745 states, 1040 states have (on average 1.2451923076923077) internal successors, (1295), 1069 states have internal predecessors, (1295), 615 states have call successors, (615), 89 states have call predecessors, (615), 89 states have return successors, (615), 603 states have call predecessors, (615), 615 states have call successors, (615) [2022-12-13 19:37:42,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2525 transitions. [2022-12-13 19:37:42,431 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2525 transitions. Word has length 303 [2022-12-13 19:37:42,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:37:42,432 INFO L495 AbstractCegarLoop]: Abstraction has 1745 states and 2525 transitions. [2022-12-13 19:37:42,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 15.857142857142858) internal successors, (111), 5 states have internal predecessors, (111), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:37:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2525 transitions. [2022-12-13 19:37:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-12-13 19:37:42,437 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:37:42,437 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:37:42,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:37:42,438 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:37:42,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:37:42,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1123904581, now seen corresponding path program 1 times [2022-12-13 19:37:42,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:37:42,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431482799] [2022-12-13 19:37:42,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:37:42,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:37:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:37:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:37:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:37:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:37:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:37:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:37:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:37:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:37:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:37:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:37:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:37:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:37:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:37:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:37:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:37:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:37:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:37:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:37:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:37:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:37:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:37:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:37:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:37:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:37:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-12-13 19:37:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:37:42,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:37:42,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431482799] [2022-12-13 19:37:42,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431482799] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:37:42,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:37:42,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:37:42,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949696167] [2022-12-13 19:37:42,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:37:42,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:37:42,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:37:42,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:37:42,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:37:42,899 INFO L87 Difference]: Start difference. First operand 1745 states and 2525 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 19:37:47,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:37:54,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:37:54,801 INFO L93 Difference]: Finished difference Result 5334 states and 7799 transitions. [2022-12-13 19:37:54,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:37:54,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 279 [2022-12-13 19:37:54,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:37:54,817 INFO L225 Difference]: With dead ends: 5334 [2022-12-13 19:37:54,817 INFO L226 Difference]: Without dead ends: 3608 [2022-12-13 19:37:54,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:37:54,824 INFO L413 NwaCegarLoop]: 1495 mSDtfsCounter, 3198 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 6581 mSolverCounterSat, 2069 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3803 SdHoareTripleChecker+Valid, 3950 SdHoareTripleChecker+Invalid, 8650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2069 IncrementalHoareTripleChecker+Valid, 6581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:37:54,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3803 Valid, 3950 Invalid, 8650 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2069 Valid, 6581 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2022-12-13 19:37:54,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3608 states. [2022-12-13 19:37:55,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3608 to 3482. [2022-12-13 19:37:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 2074 states have (on average 1.232401157184185) internal successors, (2556), 2132 states have internal predecessors, (2556), 1229 states have call successors, (1229), 178 states have call predecessors, (1229), 178 states have return successors, (1255), 1205 states have call predecessors, (1255), 1229 states have call successors, (1255) [2022-12-13 19:37:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 5040 transitions. [2022-12-13 19:37:55,173 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 5040 transitions. Word has length 279 [2022-12-13 19:37:55,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:37:55,173 INFO L495 AbstractCegarLoop]: Abstraction has 3482 states and 5040 transitions. [2022-12-13 19:37:55,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 19:37:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 5040 transitions. [2022-12-13 19:37:55,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-13 19:37:55,184 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:37:55,184 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:37:55,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:37:55,185 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:37:55,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:37:55,185 INFO L85 PathProgramCache]: Analyzing trace with hash -546935275, now seen corresponding path program 1 times [2022-12-13 19:37:55,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:37:55,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436881938] [2022-12-13 19:37:55,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:37:55,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:37:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:37:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:37:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:37:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:37:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:37:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:37:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:37:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:37:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:37:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:37:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:37:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:37:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:37:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:37:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:37:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:37:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:37:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:37:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:37:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:37:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:37:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:37:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:37:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:37:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:37:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:37:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:37:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:37:55,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:37:55,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436881938] [2022-12-13 19:37:55,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436881938] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:37:55,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:37:55,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:37:55,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694751687] [2022-12-13 19:37:55,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:37:55,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:37:55,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:37:55,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:37:55,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:37:55,593 INFO L87 Difference]: Start difference. First operand 3482 states and 5040 transitions. Second operand has 6 states, 5 states have (on average 22.4) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (36), 6 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 4 states have call successors, (32) [2022-12-13 19:38:00,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:38:02,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:38:11,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:38:11,129 INFO L93 Difference]: Finished difference Result 5702 states and 8257 transitions. [2022-12-13 19:38:11,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 19:38:11,129 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (36), 6 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 4 states have call successors, (32) Word has length 304 [2022-12-13 19:38:11,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:38:11,145 INFO L225 Difference]: With dead ends: 5702 [2022-12-13 19:38:11,145 INFO L226 Difference]: Without dead ends: 3976 [2022-12-13 19:38:11,152 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2022-12-13 19:38:11,153 INFO L413 NwaCegarLoop]: 1932 mSDtfsCounter, 4236 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 7571 mSolverCounterSat, 5528 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4558 SdHoareTripleChecker+Valid, 5300 SdHoareTripleChecker+Invalid, 13099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5528 IncrementalHoareTripleChecker+Valid, 7571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-12-13 19:38:11,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4558 Valid, 5300 Invalid, 13099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5528 Valid, 7571 Invalid, 0 Unknown, 0 Unchecked, 14.9s Time] [2022-12-13 19:38:11,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2022-12-13 19:38:11,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 3482. [2022-12-13 19:38:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 2074 states have (on average 1.226133076181292) internal successors, (2543), 2132 states have internal predecessors, (2543), 1229 states have call successors, (1229), 178 states have call predecessors, (1229), 178 states have return successors, (1229), 1205 states have call predecessors, (1229), 1229 states have call successors, (1229) [2022-12-13 19:38:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 5001 transitions. [2022-12-13 19:38:11,546 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 5001 transitions. Word has length 304 [2022-12-13 19:38:11,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:38:11,546 INFO L495 AbstractCegarLoop]: Abstraction has 3482 states and 5001 transitions. [2022-12-13 19:38:11,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 3 states have internal predecessors, (112), 4 states have call successors, (36), 6 states have call predecessors, (36), 1 states have return successors, (32), 3 states have call predecessors, (32), 4 states have call successors, (32) [2022-12-13 19:38:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 5001 transitions. [2022-12-13 19:38:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-12-13 19:38:11,566 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:38:11,567 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:38:11,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 19:38:11,567 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:38:11,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:38:11,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1468732743, now seen corresponding path program 1 times [2022-12-13 19:38:11,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:38:11,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892789141] [2022-12-13 19:38:11,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:38:11,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:38:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:38:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:38:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:38:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:38:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:38:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:38:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:38:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:38:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:38:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:38:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:38:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:38:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:38:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:38:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:38:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:38:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:38:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:38:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:38:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:38:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:38:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:38:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:38:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:38:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-12-13 19:38:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:38:12,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:38:12,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892789141] [2022-12-13 19:38:12,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892789141] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:38:12,223 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:38:12,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:38:12,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151814113] [2022-12-13 19:38:12,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:38:12,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:38:12,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:38:12,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:38:12,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:38:12,224 INFO L87 Difference]: Start difference. First operand 3482 states and 5001 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 19:38:21,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:38:21,204 INFO L93 Difference]: Finished difference Result 10104 states and 14495 transitions. [2022-12-13 19:38:21,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:38:21,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 279 [2022-12-13 19:38:21,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:38:21,237 INFO L225 Difference]: With dead ends: 10104 [2022-12-13 19:38:21,237 INFO L226 Difference]: Without dead ends: 6656 [2022-12-13 19:38:21,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:38:21,247 INFO L413 NwaCegarLoop]: 1258 mSDtfsCounter, 5280 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 4832 mSolverCounterSat, 5248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5776 SdHoareTripleChecker+Valid, 3132 SdHoareTripleChecker+Invalid, 10080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5248 IncrementalHoareTripleChecker+Valid, 4832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-12-13 19:38:21,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5776 Valid, 3132 Invalid, 10080 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5248 Valid, 4832 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-12-13 19:38:21,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6656 states. [2022-12-13 19:38:21,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6656 to 6422. [2022-12-13 19:38:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.2285191956124315) internal successors, (4704), 3937 states have internal predecessors, (4704), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:38:21,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9208 transitions. [2022-12-13 19:38:21,763 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9208 transitions. Word has length 279 [2022-12-13 19:38:21,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:38:21,764 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9208 transitions. [2022-12-13 19:38:21,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-12-13 19:38:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9208 transitions. [2022-12-13 19:38:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-13 19:38:21,770 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:38:21,770 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:38:21,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 19:38:21,770 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:38:21,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:38:21,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1815533293, now seen corresponding path program 1 times [2022-12-13 19:38:21,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:38:21,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647792717] [2022-12-13 19:38:21,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:38:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:38:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:38:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:38:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:38:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:38:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:38:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:38:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:38:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:38:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:38:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:38:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:38:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:38:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:38:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:38:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:38:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:38:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:38:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:38:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:38:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:38:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:38:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:38:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:38:22,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:38:22,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647792717] [2022-12-13 19:38:22,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647792717] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:38:22,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:38:22,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:38:22,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494186240] [2022-12-13 19:38:22,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:38:22,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:38:22,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:38:22,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:38:22,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:38:22,273 INFO L87 Difference]: Start difference. First operand 6422 states and 9208 transitions. Second operand has 8 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:31,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:38:31,045 INFO L93 Difference]: Finished difference Result 13512 states and 19472 transitions. [2022-12-13 19:38:31,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:38:31,046 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 304 [2022-12-13 19:38:31,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:38:31,075 INFO L225 Difference]: With dead ends: 13512 [2022-12-13 19:38:31,075 INFO L226 Difference]: Without dead ends: 7124 [2022-12-13 19:38:31,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:38:31,093 INFO L413 NwaCegarLoop]: 1060 mSDtfsCounter, 5123 mSDsluCounter, 2066 mSDsCounter, 0 mSdLazyCounter, 4995 mSolverCounterSat, 6004 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5123 SdHoareTripleChecker+Valid, 3126 SdHoareTripleChecker+Invalid, 10999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6004 IncrementalHoareTripleChecker+Valid, 4995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:38:31,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5123 Valid, 3126 Invalid, 10999 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6004 Valid, 4995 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2022-12-13 19:38:31,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2022-12-13 19:38:31,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6422. [2022-12-13 19:38:31,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.2274745364324888) internal successors, (4700), 3937 states have internal predecessors, (4700), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:38:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9204 transitions. [2022-12-13 19:38:31,663 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9204 transitions. Word has length 304 [2022-12-13 19:38:31,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:38:31,663 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9204 transitions. [2022-12-13 19:38:31,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.0) internal successors, (112), 5 states have internal predecessors, (112), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9204 transitions. [2022-12-13 19:38:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-12-13 19:38:31,669 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:38:31,669 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:38:31,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 19:38:31,669 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:38:31,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:38:31,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1977668929, now seen corresponding path program 1 times [2022-12-13 19:38:31,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:38:31,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812343421] [2022-12-13 19:38:31,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:38:31,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:38:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:38:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:38:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:38:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:31,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:38:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:38:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:38:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:38:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:38:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:38:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:38:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:38:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:38:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:38:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:38:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:38:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:38:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:38:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:38:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:38:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:38:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:38:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:38:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:32,184 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:38:32,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:38:32,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812343421] [2022-12-13 19:38:32,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812343421] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:38:32,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:38:32,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:38:32,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887404887] [2022-12-13 19:38:32,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:38:32,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:38:32,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:38:32,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:38:32,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:38:32,186 INFO L87 Difference]: Start difference. First operand 6422 states and 9204 transitions. Second operand has 8 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:41,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:38:41,872 INFO L93 Difference]: Finished difference Result 13512 states and 19464 transitions. [2022-12-13 19:38:41,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:38:41,873 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 305 [2022-12-13 19:38:41,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:38:41,896 INFO L225 Difference]: With dead ends: 13512 [2022-12-13 19:38:41,896 INFO L226 Difference]: Without dead ends: 7124 [2022-12-13 19:38:41,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:38:41,912 INFO L413 NwaCegarLoop]: 1069 mSDtfsCounter, 5111 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 5005 mSolverCounterSat, 5980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5111 SdHoareTripleChecker+Valid, 3144 SdHoareTripleChecker+Invalid, 10985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5980 IncrementalHoareTripleChecker+Valid, 5005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:38:41,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5111 Valid, 3144 Invalid, 10985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5980 Valid, 5005 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-12-13 19:38:41,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2022-12-13 19:38:42,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6422. [2022-12-13 19:38:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.2264298772525464) internal successors, (4696), 3937 states have internal predecessors, (4696), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:38:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9200 transitions. [2022-12-13 19:38:42,508 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9200 transitions. Word has length 305 [2022-12-13 19:38:42,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:38:42,508 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9200 transitions. [2022-12-13 19:38:42,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.142857142857142) internal successors, (113), 5 states have internal predecessors, (113), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9200 transitions. [2022-12-13 19:38:42,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-12-13 19:38:42,514 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:38:42,514 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:38:42,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 19:38:42,515 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:38:42,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:38:42,515 INFO L85 PathProgramCache]: Analyzing trace with hash -577629873, now seen corresponding path program 1 times [2022-12-13 19:38:42,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:38:42,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352193251] [2022-12-13 19:38:42,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:38:42,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:38:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:38:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:38:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:38:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:38:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:38:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:38:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:38:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:38:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:38:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:38:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:38:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:38:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:38:42,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:38:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:38:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:38:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:38:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:38:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:38:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:38:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:42,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:38:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:38:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:38:43,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:38:43,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352193251] [2022-12-13 19:38:43,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352193251] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:38:43,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:38:43,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:38:43,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063129088] [2022-12-13 19:38:43,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:38:43,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:38:43,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:38:43,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:38:43,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:38:43,082 INFO L87 Difference]: Start difference. First operand 6422 states and 9200 transitions. Second operand has 8 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:48,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:38:53,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:38:53,635 INFO L93 Difference]: Finished difference Result 13512 states and 19456 transitions. [2022-12-13 19:38:53,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:38:53,636 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 306 [2022-12-13 19:38:53,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:38:53,661 INFO L225 Difference]: With dead ends: 13512 [2022-12-13 19:38:53,662 INFO L226 Difference]: Without dead ends: 7124 [2022-12-13 19:38:53,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:38:53,678 INFO L413 NwaCegarLoop]: 1065 mSDtfsCounter, 5107 mSDsluCounter, 2072 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 5989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5107 SdHoareTripleChecker+Valid, 3137 SdHoareTripleChecker+Invalid, 10983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5989 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:38:53,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5107 Valid, 3137 Invalid, 10983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5989 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2022-12-13 19:38:53,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2022-12-13 19:38:54,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6422. [2022-12-13 19:38:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.225385218072604) internal successors, (4692), 3937 states have internal predecessors, (4692), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:38:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9196 transitions. [2022-12-13 19:38:54,287 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9196 transitions. Word has length 306 [2022-12-13 19:38:54,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:38:54,288 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9196 transitions. [2022-12-13 19:38:54,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.285714285714285) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:38:54,288 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9196 transitions. [2022-12-13 19:38:54,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-12-13 19:38:54,292 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:38:54,293 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:38:54,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 19:38:54,293 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:38:54,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:38:54,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1927002493, now seen corresponding path program 1 times [2022-12-13 19:38:54,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:38:54,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992346035] [2022-12-13 19:38:54,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:38:54,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:38:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:38:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:38:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:38:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:38:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:38:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:38:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:38:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:38:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:38:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:38:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:38:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:38:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:38:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:38:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:38:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:38:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:38:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:38:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:38:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:38:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:38:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:38:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:38:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:38:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:38:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:38:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:38:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:38:54,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:38:54,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992346035] [2022-12-13 19:38:54,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992346035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:38:54,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:38:54,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:38:54,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983559316] [2022-12-13 19:38:54,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:38:54,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:38:54,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:38:54,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:38:54,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:38:54,742 INFO L87 Difference]: Start difference. First operand 6422 states and 9196 transitions. Second operand has 8 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:04,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:39:04,115 INFO L93 Difference]: Finished difference Result 13512 states and 19448 transitions. [2022-12-13 19:39:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:39:04,116 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 307 [2022-12-13 19:39:04,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:39:04,148 INFO L225 Difference]: With dead ends: 13512 [2022-12-13 19:39:04,148 INFO L226 Difference]: Without dead ends: 7124 [2022-12-13 19:39:04,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:39:04,164 INFO L413 NwaCegarLoop]: 1063 mSDtfsCounter, 5103 mSDsluCounter, 2069 mSDsCounter, 0 mSdLazyCounter, 4991 mSolverCounterSat, 5994 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5103 SdHoareTripleChecker+Valid, 3132 SdHoareTripleChecker+Invalid, 10985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5994 IncrementalHoareTripleChecker+Valid, 4991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-12-13 19:39:04,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5103 Valid, 3132 Invalid, 10985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5994 Valid, 4991 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2022-12-13 19:39:04,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2022-12-13 19:39:04,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6422. [2022-12-13 19:39:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.2243405588926612) internal successors, (4688), 3937 states have internal predecessors, (4688), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:39:04,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9192 transitions. [2022-12-13 19:39:04,880 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9192 transitions. Word has length 307 [2022-12-13 19:39:04,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:39:04,881 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9192 transitions. [2022-12-13 19:39:04,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.428571428571427) internal successors, (115), 5 states have internal predecessors, (115), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:04,881 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9192 transitions. [2022-12-13 19:39:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-13 19:39:04,888 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:39:04,888 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:39:04,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 19:39:04,889 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:39:04,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:39:04,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1919256181, now seen corresponding path program 1 times [2022-12-13 19:39:04,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:39:04,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920250229] [2022-12-13 19:39:04,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:39:04,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:39:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:39:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:39:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:39:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:39:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:39:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:39:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:39:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:39:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:39:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:39:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:39:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:39:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:39:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:39:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:39:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:39:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:39:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:39:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:39:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:39:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:39:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:39:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:39:05,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:39:05,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920250229] [2022-12-13 19:39:05,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920250229] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:39:05,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:39:05,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:39:05,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548225008] [2022-12-13 19:39:05,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:39:05,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:39:05,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:39:05,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:39:05,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:39:05,353 INFO L87 Difference]: Start difference. First operand 6422 states and 9192 transitions. Second operand has 8 states, 7 states have (on average 16.571428571428573) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:39:14,795 INFO L93 Difference]: Finished difference Result 13512 states and 19440 transitions. [2022-12-13 19:39:14,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:39:14,796 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.571428571428573) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 308 [2022-12-13 19:39:14,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:39:14,821 INFO L225 Difference]: With dead ends: 13512 [2022-12-13 19:39:14,821 INFO L226 Difference]: Without dead ends: 7124 [2022-12-13 19:39:14,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2022-12-13 19:39:14,838 INFO L413 NwaCegarLoop]: 1065 mSDtfsCounter, 5095 mSDsluCounter, 2072 mSDsCounter, 0 mSdLazyCounter, 4990 mSolverCounterSat, 5989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5095 SdHoareTripleChecker+Valid, 3137 SdHoareTripleChecker+Invalid, 10979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5989 IncrementalHoareTripleChecker+Valid, 4990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:39:14,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5095 Valid, 3137 Invalid, 10979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5989 Valid, 4990 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2022-12-13 19:39:14,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7124 states. [2022-12-13 19:39:15,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7124 to 6422. [2022-12-13 19:39:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6422 states, 3829 states have (on average 1.2232958997127188) internal successors, (4684), 3937 states have internal predecessors, (4684), 2248 states have call successors, (2248), 342 states have call predecessors, (2248), 344 states have return successors, (2256), 2202 states have call predecessors, (2256), 2248 states have call successors, (2256) [2022-12-13 19:39:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6422 states to 6422 states and 9188 transitions. [2022-12-13 19:39:15,508 INFO L78 Accepts]: Start accepts. Automaton has 6422 states and 9188 transitions. Word has length 308 [2022-12-13 19:39:15,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:39:15,508 INFO L495 AbstractCegarLoop]: Abstraction has 6422 states and 9188 transitions. [2022-12-13 19:39:15,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.571428571428573) internal successors, (116), 5 states have internal predecessors, (116), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:15,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6422 states and 9188 transitions. [2022-12-13 19:39:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-12-13 19:39:15,513 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:39:15,513 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:39:15,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 19:39:15,513 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:39:15,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:39:15,513 INFO L85 PathProgramCache]: Analyzing trace with hash -779674183, now seen corresponding path program 1 times [2022-12-13 19:39:15,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:39:15,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800775178] [2022-12-13 19:39:15,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:39:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:39:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:39:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:39:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:39:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:39:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:39:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:39:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:39:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:39:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:39:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:39:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 19:39:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 19:39:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 19:39:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 19:39:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 19:39:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 19:39:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:39:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:39:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 19:39:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 19:39:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 19:39:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-12-13 19:39:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2022-12-13 19:39:16,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:39:16,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800775178] [2022-12-13 19:39:16,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800775178] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:39:16,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:39:16,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:39:16,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721870757] [2022-12-13 19:39:16,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:39:16,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:39:16,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:39:16,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:39:16,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:39:16,662 INFO L87 Difference]: Start difference. First operand 6422 states and 9188 transitions. Second operand has 8 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 4 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:28,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:39:28,270 INFO L93 Difference]: Finished difference Result 13480 states and 19376 transitions. [2022-12-13 19:39:28,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 19:39:28,271 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 4 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 309 [2022-12-13 19:39:28,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:39:28,297 INFO L225 Difference]: With dead ends: 13480 [2022-12-13 19:39:28,297 INFO L226 Difference]: Without dead ends: 7092 [2022-12-13 19:39:28,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-12-13 19:39:28,316 INFO L413 NwaCegarLoop]: 1068 mSDtfsCounter, 2289 mSDsluCounter, 4001 mSDsCounter, 0 mSdLazyCounter, 8289 mSolverCounterSat, 3084 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2386 SdHoareTripleChecker+Valid, 5069 SdHoareTripleChecker+Invalid, 11373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3084 IncrementalHoareTripleChecker+Valid, 8289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:39:28,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2386 Valid, 5069 Invalid, 11373 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3084 Valid, 8289 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-12-13 19:39:28,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7092 states. [2022-12-13 19:39:28,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7092 to 6390. [2022-12-13 19:39:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6390 states, 3799 states have (on average 1.2208475914714398) internal successors, (4638), 3907 states have internal predecessors, (4638), 2246 states have call successors, (2246), 342 states have call predecessors, (2246), 344 states have return successors, (2254), 2200 states have call predecessors, (2254), 2246 states have call successors, (2254) [2022-12-13 19:39:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 9138 transitions. [2022-12-13 19:39:28,996 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 9138 transitions. Word has length 309 [2022-12-13 19:39:28,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:39:28,996 INFO L495 AbstractCegarLoop]: Abstraction has 6390 states and 9138 transitions. [2022-12-13 19:39:28,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 4 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 19:39:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 9138 transitions. [2022-12-13 19:39:29,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-13 19:39:29,001 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:39:29,001 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:39:29,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 19:39:29,001 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:39:29,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:39:29,002 INFO L85 PathProgramCache]: Analyzing trace with hash -2106303653, now seen corresponding path program 1 times [2022-12-13 19:39:29,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:39:29,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896937982] [2022-12-13 19:39:29,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:39:29,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:39:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:39:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:39:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:39:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:39:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:39:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:39:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:39:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:39:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:39:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:39:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:39:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:39:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:39:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:39:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:39:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:39:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:39:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:39:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:39:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:39:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:39:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:39:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:39:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:39:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:39:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:39:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:39:29,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:39:29,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896937982] [2022-12-13 19:39:29,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896937982] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:39:29,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:39:29,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:39:29,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84140478] [2022-12-13 19:39:29,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:39:29,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:39:29,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:39:29,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:39:29,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:39:29,620 INFO L87 Difference]: Start difference. First operand 6390 states and 9138 transitions. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:39:49,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:39:51,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:39:52,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:39:52,432 INFO L93 Difference]: Finished difference Result 16730 states and 23776 transitions. [2022-12-13 19:39:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 19:39:52,432 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 292 [2022-12-13 19:39:52,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:39:52,475 INFO L225 Difference]: With dead ends: 16730 [2022-12-13 19:39:52,475 INFO L226 Difference]: Without dead ends: 13264 [2022-12-13 19:39:52,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2022-12-13 19:39:52,488 INFO L413 NwaCegarLoop]: 1843 mSDtfsCounter, 7057 mSDsluCounter, 3452 mSDsCounter, 0 mSdLazyCounter, 11110 mSolverCounterSat, 6602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7443 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 17712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6602 IncrementalHoareTripleChecker+Valid, 11110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:39:52,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7443 Valid, 5295 Invalid, 17712 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6602 Valid, 11110 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2022-12-13 19:39:52,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13264 states. [2022-12-13 19:39:53,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13264 to 12762. [2022-12-13 19:39:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.2094406981356605) internal successors, (9147), 7805 states have internal predecessors, (9147), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:39:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18111 transitions. [2022-12-13 19:39:53,857 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18111 transitions. Word has length 292 [2022-12-13 19:39:53,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:39:53,857 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18111 transitions. [2022-12-13 19:39:53,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:39:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18111 transitions. [2022-12-13 19:39:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-12-13 19:39:53,863 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:39:53,863 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:39:53,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 19:39:53,863 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:39:53,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:39:53,863 INFO L85 PathProgramCache]: Analyzing trace with hash 2126305381, now seen corresponding path program 1 times [2022-12-13 19:39:53,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:39:53,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070679439] [2022-12-13 19:39:53,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:39:53,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:39:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:39:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:39:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:39:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:39:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:39:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:39:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:39:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:39:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:39:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:39:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:39:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:39:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:39:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:39:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:39:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:39:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:39:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:39:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:39:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:39:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:39:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:39:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:39:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:39:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:39:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:39:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:39:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:39:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:39:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:39:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:39:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:39:54,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:39:54,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070679439] [2022-12-13 19:39:54,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070679439] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:39:54,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:39:54,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:39:54,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264273353] [2022-12-13 19:39:54,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:39:54,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:39:54,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:39:54,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:39:54,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:39:54,346 INFO L87 Difference]: Start difference. First operand 12762 states and 18111 transitions. Second operand has 8 states, 8 states have (on average 15.125) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:39:58,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:39:59,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:40:07,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:40:07,200 INFO L93 Difference]: Finished difference Result 21780 states and 31070 transitions. [2022-12-13 19:40:07,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:40:07,200 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.125) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 293 [2022-12-13 19:40:07,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:40:07,241 INFO L225 Difference]: With dead ends: 21780 [2022-12-13 19:40:07,241 INFO L226 Difference]: Without dead ends: 13254 [2022-12-13 19:40:07,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:40:07,266 INFO L413 NwaCegarLoop]: 1101 mSDtfsCounter, 3349 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 5013 mSolverCounterSat, 3485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3349 SdHoareTripleChecker+Valid, 3165 SdHoareTripleChecker+Invalid, 8498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3485 IncrementalHoareTripleChecker+Valid, 5013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:40:07,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3349 Valid, 3165 Invalid, 8498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3485 Valid, 5013 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2022-12-13 19:40:07,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13254 states. [2022-12-13 19:40:08,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13254 to 12762. [2022-12-13 19:40:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.208647362157874) internal successors, (9141), 7805 states have internal predecessors, (9141), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:40:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18105 transitions. [2022-12-13 19:40:08,756 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18105 transitions. Word has length 293 [2022-12-13 19:40:08,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:40:08,757 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18105 transitions. [2022-12-13 19:40:08,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.125) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18105 transitions. [2022-12-13 19:40:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-13 19:40:08,762 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:40:08,763 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:40:08,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 19:40:08,763 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:40:08,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:40:08,763 INFO L85 PathProgramCache]: Analyzing trace with hash 307715863, now seen corresponding path program 1 times [2022-12-13 19:40:08,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:40:08,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619136868] [2022-12-13 19:40:08,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:40:08,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:40:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:40:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:40:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:40:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:40:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:40:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:40:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:40:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:40:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:40:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:40:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:40:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:40:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:40:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:40:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:40:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:40:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:40:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:40:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:40:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:40:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:40:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:40:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:40:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:40:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:40:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:40:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:40:09,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:40:09,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619136868] [2022-12-13 19:40:09,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619136868] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:40:09,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:40:09,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:40:09,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187461352] [2022-12-13 19:40:09,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:40:09,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:40:09,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:40:09,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:40:09,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:40:09,253 INFO L87 Difference]: Start difference. First operand 12762 states and 18105 transitions. Second operand has 8 states, 8 states have (on average 15.25) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:13,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:40:16,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:40:22,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:40:22,510 INFO L93 Difference]: Finished difference Result 21780 states and 31058 transitions. [2022-12-13 19:40:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:40:22,511 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 294 [2022-12-13 19:40:22,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:40:22,554 INFO L225 Difference]: With dead ends: 21780 [2022-12-13 19:40:22,554 INFO L226 Difference]: Without dead ends: 13254 [2022-12-13 19:40:22,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:40:22,586 INFO L413 NwaCegarLoop]: 1102 mSDtfsCounter, 3345 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 5015 mSolverCounterSat, 3483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3345 SdHoareTripleChecker+Valid, 3166 SdHoareTripleChecker+Invalid, 8498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3483 IncrementalHoareTripleChecker+Valid, 5015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:40:22,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3345 Valid, 3166 Invalid, 8498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3483 Valid, 5015 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2022-12-13 19:40:22,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13254 states. [2022-12-13 19:40:24,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13254 to 12762. [2022-12-13 19:40:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.2078540261800872) internal successors, (9135), 7805 states have internal predecessors, (9135), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:40:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18099 transitions. [2022-12-13 19:40:24,079 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18099 transitions. Word has length 294 [2022-12-13 19:40:24,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:40:24,079 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18099 transitions. [2022-12-13 19:40:24,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 5 states have internal predecessors, (122), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18099 transitions. [2022-12-13 19:40:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-13 19:40:24,085 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:40:24,086 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:40:24,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 19:40:24,086 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:40:24,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:40:24,086 INFO L85 PathProgramCache]: Analyzing trace with hash -119467743, now seen corresponding path program 1 times [2022-12-13 19:40:24,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:40:24,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629637126] [2022-12-13 19:40:24,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:40:24,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:40:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:40:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:40:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:40:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:40:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:40:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:40:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:40:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:40:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:40:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:40:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:40:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:40:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:40:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:40:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:40:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:40:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:40:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:40:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:40:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:40:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:40:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:40:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:40:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:40:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:40:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:40:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:40:24,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:40:24,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629637126] [2022-12-13 19:40:24,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629637126] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:40:24,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:40:24,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:40:24,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856396085] [2022-12-13 19:40:24,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:40:24,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:40:24,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:40:24,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:40:24,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:40:24,553 INFO L87 Difference]: Start difference. First operand 12762 states and 18099 transitions. Second operand has 8 states, 8 states have (on average 15.375) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:27,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:40:35,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:40:35,451 INFO L93 Difference]: Finished difference Result 21780 states and 31046 transitions. [2022-12-13 19:40:35,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:40:35,452 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.375) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 295 [2022-12-13 19:40:35,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:40:35,493 INFO L225 Difference]: With dead ends: 21780 [2022-12-13 19:40:35,494 INFO L226 Difference]: Without dead ends: 13254 [2022-12-13 19:40:35,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:40:35,519 INFO L413 NwaCegarLoop]: 1102 mSDtfsCounter, 4447 mSDsluCounter, 1630 mSDsCounter, 0 mSdLazyCounter, 4310 mSolverCounterSat, 5249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4447 SdHoareTripleChecker+Valid, 2732 SdHoareTripleChecker+Invalid, 9559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5249 IncrementalHoareTripleChecker+Valid, 4310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-12-13 19:40:35,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4447 Valid, 2732 Invalid, 9559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5249 Valid, 4310 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-12-13 19:40:35,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13254 states. [2022-12-13 19:40:37,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13254 to 12762. [2022-12-13 19:40:37,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.2070606902023007) internal successors, (9129), 7805 states have internal predecessors, (9129), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:40:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18093 transitions. [2022-12-13 19:40:37,066 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18093 transitions. Word has length 295 [2022-12-13 19:40:37,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:40:37,066 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18093 transitions. [2022-12-13 19:40:37,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.375) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18093 transitions. [2022-12-13 19:40:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-12-13 19:40:37,072 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:40:37,072 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:40:37,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 19:40:37,072 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:40:37,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:40:37,073 INFO L85 PathProgramCache]: Analyzing trace with hash -362741037, now seen corresponding path program 1 times [2022-12-13 19:40:37,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:40:37,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866511279] [2022-12-13 19:40:37,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:40:37,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:40:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:40:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:40:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:40:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:40:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:40:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:40:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:40:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:40:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:40:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:40:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:40:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:40:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:40:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:40:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:40:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:40:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:40:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:40:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:40:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:40:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:40:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:40:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:40:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:40:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:40:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:40:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:40:37,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:40:37,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866511279] [2022-12-13 19:40:37,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866511279] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:40:37,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:40:37,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:40:37,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147875576] [2022-12-13 19:40:37,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:40:37,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:40:37,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:40:37,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:40:37,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:40:37,535 INFO L87 Difference]: Start difference. First operand 12762 states and 18093 transitions. Second operand has 8 states, 8 states have (on average 15.5) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:47,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:40:47,658 INFO L93 Difference]: Finished difference Result 21780 states and 31034 transitions. [2022-12-13 19:40:47,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:40:47,659 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 296 [2022-12-13 19:40:47,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:40:47,704 INFO L225 Difference]: With dead ends: 21780 [2022-12-13 19:40:47,704 INFO L226 Difference]: Without dead ends: 13254 [2022-12-13 19:40:47,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:40:47,734 INFO L413 NwaCegarLoop]: 1104 mSDtfsCounter, 3890 mSDsluCounter, 1633 mSDsCounter, 0 mSdLazyCounter, 4565 mSolverCounterSat, 4360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3890 SdHoareTripleChecker+Valid, 2737 SdHoareTripleChecker+Invalid, 8925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4360 IncrementalHoareTripleChecker+Valid, 4565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-12-13 19:40:47,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3890 Valid, 2737 Invalid, 8925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4360 Valid, 4565 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2022-12-13 19:40:47,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13254 states. [2022-12-13 19:40:49,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13254 to 12762. [2022-12-13 19:40:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.2062673542245141) internal successors, (9123), 7805 states have internal predecessors, (9123), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:40:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18087 transitions. [2022-12-13 19:40:49,766 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18087 transitions. Word has length 296 [2022-12-13 19:40:49,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:40:49,766 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18087 transitions. [2022-12-13 19:40:49,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18087 transitions. [2022-12-13 19:40:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-12-13 19:40:49,772 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:40:49,772 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:40:49,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 19:40:49,772 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:40:49,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:40:49,772 INFO L85 PathProgramCache]: Analyzing trace with hash 800238045, now seen corresponding path program 1 times [2022-12-13 19:40:49,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:40:49,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112161701] [2022-12-13 19:40:49,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:40:49,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:40:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:40:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:40:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:40:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:40:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:40:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:40:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:40:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:40:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:40:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:40:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:40:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:40:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:40:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:40:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:40:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:40:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:40:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:40:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:40:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:40:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:40:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:40:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:40:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:40:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:40:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:40:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:40:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:40:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:40:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:40:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:40:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:40:50,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:40:50,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112161701] [2022-12-13 19:40:50,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112161701] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:40:50,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:40:50,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:40:50,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896586088] [2022-12-13 19:40:50,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:40:50,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:40:50,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:40:50,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:40:50,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:40:50,242 INFO L87 Difference]: Start difference. First operand 12762 states and 18087 transitions. Second operand has 8 states, 8 states have (on average 15.625) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:40:53,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 19:41:01,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:41:01,250 INFO L93 Difference]: Finished difference Result 21780 states and 31022 transitions. [2022-12-13 19:41:01,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:41:01,250 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 297 [2022-12-13 19:41:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:41:01,294 INFO L225 Difference]: With dead ends: 21780 [2022-12-13 19:41:01,294 INFO L226 Difference]: Without dead ends: 13254 [2022-12-13 19:41:01,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2022-12-13 19:41:01,322 INFO L413 NwaCegarLoop]: 1101 mSDtfsCounter, 3883 mSDsluCounter, 1644 mSDsCounter, 0 mSdLazyCounter, 4342 mSolverCounterSat, 4370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3883 SdHoareTripleChecker+Valid, 2745 SdHoareTripleChecker+Invalid, 8712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4370 IncrementalHoareTripleChecker+Valid, 4342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:41:01,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3883 Valid, 2745 Invalid, 8712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4370 Valid, 4342 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-12-13 19:41:01,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13254 states. [2022-12-13 19:41:02,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13254 to 12762. [2022-12-13 19:41:02,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12762 states, 7563 states have (on average 1.2054740182467274) internal successors, (9117), 7805 states have internal predecessors, (9117), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 758 states have return successors, (4524), 4326 states have call predecessors, (4524), 4440 states have call successors, (4524) [2022-12-13 19:41:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 18081 transitions. [2022-12-13 19:41:02,998 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 18081 transitions. Word has length 297 [2022-12-13 19:41:02,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:41:02,999 INFO L495 AbstractCegarLoop]: Abstraction has 12762 states and 18081 transitions. [2022-12-13 19:41:02,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 5 states have internal predecessors, (125), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-13 19:41:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 18081 transitions. [2022-12-13 19:41:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-12-13 19:41:03,004 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:41:03,004 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:41:03,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 19:41:03,004 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:41:03,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:41:03,005 INFO L85 PathProgramCache]: Analyzing trace with hash 828867196, now seen corresponding path program 1 times [2022-12-13 19:41:03,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:41:03,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441028758] [2022-12-13 19:41:03,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:41:03,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:41:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:41:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:41:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:41:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:41:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:41:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 19:41:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:41:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:41:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:41:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:41:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 19:41:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 19:41:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 19:41:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 19:41:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 19:41:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 19:41:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 19:41:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 19:41:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 19:41:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 19:41:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 19:41:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 19:41:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 19:41:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 19:41:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:41:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-12-13 19:41:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-12-13 19:41:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 19:41:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-12-13 19:41:03,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:41:03,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441028758] [2022-12-13 19:41:03,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441028758] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:41:03,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:41:03,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 19:41:03,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380792787] [2022-12-13 19:41:03,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:41:03,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 19:41:03,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:41:03,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 19:41:03,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:41:03,516 INFO L87 Difference]: Start difference. First operand 12762 states and 18081 transitions. Second operand has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (40), 4 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) [2022-12-13 19:41:16,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:41:16,906 INFO L93 Difference]: Finished difference Result 13276 states and 18785 transitions. [2022-12-13 19:41:16,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:41:16,907 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (40), 4 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) Word has length 297 [2022-12-13 19:41:16,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:41:16,946 INFO L225 Difference]: With dead ends: 13276 [2022-12-13 19:41:16,946 INFO L226 Difference]: Without dead ends: 13274 [2022-12-13 19:41:16,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:41:16,952 INFO L413 NwaCegarLoop]: 1107 mSDtfsCounter, 992 mSDsluCounter, 4048 mSDsCounter, 0 mSdLazyCounter, 8093 mSolverCounterSat, 405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 5155 SdHoareTripleChecker+Invalid, 8498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 8093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:41:16,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1351 Valid, 5155 Invalid, 8498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [405 Valid, 8093 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2022-12-13 19:41:16,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13274 states. [2022-12-13 19:41:18,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13274 to 12774. [2022-12-13 19:41:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12774 states, 7571 states have (on average 1.204728569541672) internal successors, (9121), 7815 states have internal predecessors, (9121), 4440 states have call successors, (4440), 750 states have call predecessors, (4440), 762 states have return successors, (4528), 4328 states have call predecessors, (4528), 4440 states have call successors, (4528) [2022-12-13 19:41:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12774 states to 12774 states and 18089 transitions. [2022-12-13 19:41:18,602 INFO L78 Accepts]: Start accepts. Automaton has 12774 states and 18089 transitions. Word has length 297 [2022-12-13 19:41:18,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:41:18,602 INFO L495 AbstractCegarLoop]: Abstraction has 12774 states and 18089 transitions. [2022-12-13 19:41:18,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.625) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (40), 4 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 1 states have call successors, (37) [2022-12-13 19:41:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 12774 states and 18089 transitions. [2022-12-13 19:41:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2022-12-13 19:41:18,633 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:41:18,634 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 10, 10, 8, 8, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:41:18,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 19:41:18,634 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:41:18,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:41:18,634 INFO L85 PathProgramCache]: Analyzing trace with hash -806565150, now seen corresponding path program 1 times [2022-12-13 19:41:18,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:41:18,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411273364] [2022-12-13 19:41:18,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:41:18,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:41:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 19:41:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:41:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-12-13 19:41:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 19:41:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 19:41:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 19:41:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 19:41:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 19:41:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 19:41:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 19:41:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 19:41:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 19:41:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 19:41:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 19:41:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 19:41:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 19:41:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 19:41:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 19:41:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:41:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:41:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 19:41:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 19:41:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 19:41:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 19:41:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 19:41:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 19:41:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 19:41:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 19:41:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-12-13 19:41:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 19:41:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 19:41:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 19:41:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 19:41:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 19:41:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-12-13 19:41:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-12-13 19:41:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 19:41:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 19:41:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:41:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 19:41:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2022-12-13 19:41:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-12-13 19:41:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-12-13 19:41:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-12-13 19:41:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-12-13 19:41:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-12-13 19:41:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-12-13 19:41:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-12-13 19:41:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-12-13 19:41:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-12-13 19:41:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-12-13 19:41:19,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-12-13 19:41:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2022-12-13 19:41:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-12-13 19:41:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 19:41:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 19:41:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 19:41:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-12-13 19:41:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 19:41:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2022-12-13 19:41:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-12-13 19:41:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2022-12-13 19:41:19,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:41:19,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411273364] [2022-12-13 19:41:19,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411273364] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:41:19,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299954042] [2022-12-13 19:41:19,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:41:19,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:41:19,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:41:19,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:41:19,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 19:41:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:41:20,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 5745 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:41:20,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:41:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2022-12-13 19:41:21,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:41:21,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299954042] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:41:21,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:41:21,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 16 [2022-12-13 19:41:21,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283045542] [2022-12-13 19:41:21,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:41:21,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:41:21,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:41:21,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:41:21,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2022-12-13 19:41:21,039 INFO L87 Difference]: Start difference. First operand 12774 states and 18089 transitions. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (74), 3 states have call predecessors, (74), 2 states have call successors, (74) [2022-12-13 19:41:22,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:41:22,539 INFO L93 Difference]: Finished difference Result 17500 states and 24907 transitions. [2022-12-13 19:41:22,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:41:22,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (74), 3 states have call predecessors, (74), 2 states have call successors, (74) Word has length 585 [2022-12-13 19:41:22,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:41:22,544 INFO L225 Difference]: With dead ends: 17500 [2022-12-13 19:41:22,544 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 19:41:22,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 752 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2022-12-13 19:41:22,603 INFO L413 NwaCegarLoop]: 3329 mSDtfsCounter, 1598 mSDsluCounter, 1573 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1598 SdHoareTripleChecker+Valid, 4902 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:41:22,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1598 Valid, 4902 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:41:22,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 19:41:22,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 19:41:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:41:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 19:41:22,606 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 585 [2022-12-13 19:41:22,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:41:22,607 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:41:22,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (74), 3 states have call predecessors, (74), 2 states have call successors, (74) [2022-12-13 19:41:22,607 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:41:22,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 19:41:22,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 19:41:22,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:41:22,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6fd06b4-7dce-478d-b647-66764073a50d/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:41:22,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 19:44:05,996 WARN L233 SmtUtils]: Spent 1.10m on a formula simplification that was a NOOP. DAG size: 122 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 19:45:12,757 WARN L233 SmtUtils]: Spent 1.11m on a formula simplification that was a NOOP. DAG size: 120 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 19:46:18,802 WARN L233 SmtUtils]: Spent 1.10m on a formula simplification that was a NOOP. DAG size: 119 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 19:47:25,645 WARN L233 SmtUtils]: Spent 1.11m on a formula simplification that was a NOOP. DAG size: 123 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 19:48:48,786 WARN L233 SmtUtils]: Spent 1.13m on a formula simplification that was a NOOP. DAG size: 119 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 19:49:57,005 WARN L233 SmtUtils]: Spent 1.14m on a formula simplification that was a NOOP. DAG size: 119 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)