./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-ethernet-sun-sunhme.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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/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 e184773994bf5ba427e3ad6843df80bcf1aa90cb50c2ace36ee6ac9939c1f916 --- 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 20:16:46,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:16:46,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:16:46,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:16:46,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:16:46,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:16:46,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:16:46,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:16:46,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:16:46,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:16:46,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:16:46,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:16:46,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:16:46,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:16:46,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:16:46,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:16:46,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:16:46,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:16:46,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:16:46,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:16:46,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:16:46,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:16:46,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:16:46,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:16:46,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:16:46,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:16:46,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:16:46,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:16:46,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:16:46,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:16:46,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:16:46,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:16:46,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:16:46,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:16:46,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:16:46,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:16:46,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:16:46,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:16:46,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:16:46,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:16:46,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:16:46,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 20:16:46,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:16:46,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:16:46,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:16:46,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:16:46,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:16:46,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:16:46,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:16:46,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:16:46,988 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:16:46,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:16:46,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:16:46,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:16:46,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:16:46,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:16:46,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:16:46,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:16:46,990 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:16:46,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:16:46,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:16:46,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:16:46,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:16:46,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:16:46,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:16:46,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:16:46,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:16:46,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:16:46,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:16:46,992 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:16:46,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:16:46,992 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:16:46,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:16:46,993 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:16:46,993 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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e184773994bf5ba427e3ad6843df80bcf1aa90cb50c2ace36ee6ac9939c1f916 [2022-12-13 20:16:47,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:16:47,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:16:47,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:16:47,228 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:16:47,228 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:16:47,229 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-12-13 20:16:49,871 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:16:50,227 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:16:50,227 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-12-13 20:16:50,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/data/55a90eafe/eb91a94879c34e1895e4d78d453de8b8/FLAG5eb34e579 [2022-12-13 20:16:50,271 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/data/55a90eafe/eb91a94879c34e1895e4d78d453de8b8 [2022-12-13 20:16:50,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:16:50,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:16:50,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:16:50,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:16:50,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:16:50,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:16:50" (1/1) ... [2022-12-13 20:16:50,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a04c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:50, skipping insertion in model container [2022-12-13 20:16:50,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:16:50" (1/1) ... [2022-12-13 20:16:50,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:16:50,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:16:50,988 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:16:50,998 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 20:16:51,009 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:16:51,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 20:16:51,079 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 20:16:51,187 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:16:51,190 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:16:51,190 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:16:51,196 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:16:51,201 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:16:51,206 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:16:51,211 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 20:16:51,216 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 20:16:51,231 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 20:16:51,235 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:16:51,237 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 20:16:51,317 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 20:16:51,318 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 20:16:51,325 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:16:51,326 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,345 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 20:16:51,348 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 20:16:51,400 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 20:16:51,442 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,459 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,464 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,465 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,478 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,506 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:16:51,510 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,514 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,518 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,528 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,534 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,536 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,544 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,555 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:51,563 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,564 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,566 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:16:51,587 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:16:51,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,594 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:51,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,658 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:51,658 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 20:16:51,659 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:51,660 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 20:16:51,661 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 20:16:51,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,705 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:16:51,723 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:51,724 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:51,725 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:51,752 WARN L623 FunctionHandler]: Unknown extern function pci_map_rom [2022-12-13 20:16:51,753 WARN L623 FunctionHandler]: Unknown extern function pci_unmap_rom [2022-12-13 20:16:51,754 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 20:16:51,759 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 20:16:51,760 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 20:16:51,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,763 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:16:51,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,764 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 20:16:51,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,768 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 20:16:51,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,770 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 20:16:51,771 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-13 20:16:51,771 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 20:16:51,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:51,775 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:16:51,775 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 20:16:51,780 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:16:51,780 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 20:16:51,791 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:16:51,962 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 20:16:51,963 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 20:16:51,963 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 20:16:51,964 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:16:51,966 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:16:51,966 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:16:51,970 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 20:16:51,972 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 20:16:51,974 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:16:51,974 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:16:51,975 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:16:51,976 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:51,977 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:16:51,978 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:51,978 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:16:51,979 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:51,979 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 20:16:51,979 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 20:16:51,980 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:16:51,980 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 20:16:51,980 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:16:51,980 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 20:16:51,981 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 20:16:52,025 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:16:52,032 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,079 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,083 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,086 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,089 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,103 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,106 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,111 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,115 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,119 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,132 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,136 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,140 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,144 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,147 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,161 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,165 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,168 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,171 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,175 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,188 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,189 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,189 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,192 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,196 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,209 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,214 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,218 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,222 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,227 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,243 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,247 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,251 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,255 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,258 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,271 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,274 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,278 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,282 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,286 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,302 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,306 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,310 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,314 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,318 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,335 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,339 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,343 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,348 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,352 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,366 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,369 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,373 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,376 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,380 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,393 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,396 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,399 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,403 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,406 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,419 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,423 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,430 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,433 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,446 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,446 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,446 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,446 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,447 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,448 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,448 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,448 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,448 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,465 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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340444,340457] [2022-12-13 20:16:52,467 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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340589,340602] [2022-12-13 20:16:52,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:16:52,518 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:16:52,604 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:16:52,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 20:16:52,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:16:52,606 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 20:16:52,607 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-13 20:16:52,612 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:16:52,613 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 20:16:52,613 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:16:52,614 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:16:52,615 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 20:16:52,616 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 20:16:52,617 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 20:16:52,618 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 20:16:52,621 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 20:16:52,621 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:16:52,622 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 20:16:52,626 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 20:16:52,627 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 20:16:52,627 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 20:16:52,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,629 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-12-13 20:16:52,629 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 20:16:52,630 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 20:16:52,632 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,636 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,638 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,649 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,653 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:16:52,654 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,655 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,655 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,655 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,658 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,660 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,661 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,668 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:52,672 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,674 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-13 20:16:52,680 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:16:52,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,683 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:16:52,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,716 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:52,716 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 20:16:52,717 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:16:52,717 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 20:16:52,718 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 20:16:52,718 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,720 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,729 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 20:16:52,733 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:52,734 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:52,734 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 20:16:52,751 WARN L623 FunctionHandler]: Unknown extern function pci_map_rom [2022-12-13 20:16:52,752 WARN L623 FunctionHandler]: Unknown extern function pci_unmap_rom [2022-12-13 20:16:52,753 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 20:16:52,754 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 20:16:52,754 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 20:16:52,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,757 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:16:52,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,762 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 20:16:52,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,764 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 20:16:52,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,766 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-13 20:16:52,766 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-13 20:16:52,766 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 20:16:52,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 20:16:52,769 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:16:52,769 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 20:16:52,770 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-13 20:16:52,770 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 20:16:52,775 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:16:52,780 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 20:16:52,780 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 20:16:52,781 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 20:16:52,781 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:16:52,783 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:16:52,783 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:16:52,787 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 20:16:52,789 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 20:16:52,795 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 20:16:52,795 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 20:16:52,799 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:16:52,800 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:52,801 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:16:52,802 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:52,802 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 20:16:52,802 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:16:52,803 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 20:16:52,803 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 20:16:52,803 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:16:52,804 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 20:16:52,804 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 20:16:52,804 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 20:16:52,805 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 20:16:52,807 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 20:16:52,808 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,811 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,812 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,812 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,812 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,813 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,813 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,814 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,814 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,814 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,815 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,815 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,816 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,816 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,816 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,817 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,817 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,818 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,818 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,818 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,819 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,819 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,820 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,820 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,820 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,821 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,821 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,822 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,822 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,822 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,823 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,823 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,824 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,824 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,824 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,825 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,825 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,826 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,826 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,826 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,827 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,827 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,828 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,828 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,828 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,829 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,829 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,830 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,830 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,830 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,831 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,833 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,833 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,834 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,834 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,834 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,835 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,835 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,836 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,836 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,836 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,836 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,837 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,838 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,839 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,840 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 20:16:52,841 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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340444,340457] [2022-12-13 20:16:52,841 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_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[340589,340602] [2022-12-13 20:16:52,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:16:52,960 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:16:52,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52 WrapperNode [2022-12-13 20:16:52,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:16:52,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:16:52,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:16:52,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:16:52,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,146 INFO L138 Inliner]: procedures = 430, calls = 2149, calls flagged for inlining = 204, calls inlined = 189, statements flattened = 4866 [2022-12-13 20:16:53,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:16:53,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:16:53,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:16:53,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:16:53,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,321 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:16:53,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:16:53,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:16:53,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:16:53,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (1/1) ... [2022-12-13 20:16:53,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:16:53,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:16:53,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:16:53,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:16:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-12-13 20:16:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2022-12-13 20:16:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2022-12-13 20:16:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2022-12-13 20:16:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2022-12-13 20:16:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2022-12-13 20:16:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2022-12-13 20:16:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_happy_lock_of_happy_meal [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 20:16:53,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 20:16:53,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:16:53,437 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 20:16:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2022-12-13 20:16:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2022-12-13 20:16:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:16:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:16:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 20:16:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 20:16:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 20:16:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 20:16:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-12-13 20:16:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-12-13 20:16:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 20:16:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 20:16:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 20:16:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-12-13 20:16:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-13 20:16:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-13 20:16:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2022-12-13 20:16:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2022-12-13 20:16:53,992 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:16:53,995 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:16:54,463 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 20:16:58,677 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:16:58,696 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:16:58,696 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 20:16:58,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:16:58 BoogieIcfgContainer [2022-12-13 20:16:58,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:16:58,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:16:58,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:16:58,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:16:58,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:16:50" (1/3) ... [2022-12-13 20:16:58,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0cb117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:16:58, skipping insertion in model container [2022-12-13 20:16:58,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:16:52" (2/3) ... [2022-12-13 20:16:58,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0cb117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:16:58, skipping insertion in model container [2022-12-13 20:16:58,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:16:58" (3/3) ... [2022-12-13 20:16:58,706 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2022-12-13 20:16:58,719 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:16:58,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 20:16:58,794 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 20:16:58,799 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;@6c8cf1f0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 20:16:58,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 20:16:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand has 1867 states, 1245 states have (on average 1.3020080321285141) internal successors, (1621), 1292 states have internal predecessors, (1621), 533 states have call successors, (533), 88 states have call predecessors, (533), 87 states have return successors, (529), 515 states have call predecessors, (529), 529 states have call successors, (529) [2022-12-13 20:16:58,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 20:16:58,825 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:16:58,826 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:16:58,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:16:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:16:58,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1542299823, now seen corresponding path program 1 times [2022-12-13 20:16:58,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:16:58,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345748706] [2022-12-13 20:16:58,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:16:58,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:16:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:16:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:16:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:16:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:16:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:16:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:16:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:16:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:16:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:16:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:16:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:16:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:16:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:16:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:16:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:16:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:16:59,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:16:59,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345748706] [2022-12-13 20:16:59,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345748706] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:16:59,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:16:59,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:16:59,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597218236] [2022-12-13 20:16:59,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:16:59,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:16:59,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:16:59,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:16:59,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:16:59,449 INFO L87 Difference]: Start difference. First operand has 1867 states, 1245 states have (on average 1.3020080321285141) internal successors, (1621), 1292 states have internal predecessors, (1621), 533 states have call successors, (533), 88 states have call predecessors, (533), 87 states have return successors, (529), 515 states have call predecessors, (529), 529 states have call successors, (529) Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:03,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:03,509 INFO L93 Difference]: Finished difference Result 3829 states and 5556 transitions. [2022-12-13 20:17:03,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:17:03,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 120 [2022-12-13 20:17:03,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:03,538 INFO L225 Difference]: With dead ends: 3829 [2022-12-13 20:17:03,538 INFO L226 Difference]: Without dead ends: 1837 [2022-12-13 20:17:03,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:17:03,557 INFO L413 NwaCegarLoop]: 1621 mSDtfsCounter, 1275 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 2324 mSolverCounterSat, 1355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 3287 SdHoareTripleChecker+Invalid, 3679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1355 IncrementalHoareTripleChecker+Valid, 2324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:03,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1376 Valid, 3287 Invalid, 3679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1355 Valid, 2324 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-13 20:17:03,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1837 states. [2022-12-13 20:17:03,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1837 to 1712. [2022-12-13 20:17:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1712 states, 1145 states have (on average 1.2829694323144105) internal successors, (1469), 1189 states have internal predecessors, (1469), 481 states have call successors, (481), 85 states have call predecessors, (481), 85 states have return successors, (480), 466 states have call predecessors, (480), 480 states have call successors, (480) [2022-12-13 20:17:03,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1712 states and 2430 transitions. [2022-12-13 20:17:03,712 INFO L78 Accepts]: Start accepts. Automaton has 1712 states and 2430 transitions. Word has length 120 [2022-12-13 20:17:03,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:03,713 INFO L495 AbstractCegarLoop]: Abstraction has 1712 states and 2430 transitions. [2022-12-13 20:17:03,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2430 transitions. [2022-12-13 20:17:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-13 20:17:03,718 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:03,719 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:03,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 20:17:03,719 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:03,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:03,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1709476473, now seen corresponding path program 1 times [2022-12-13 20:17:03,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:03,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627488026] [2022-12-13 20:17:03,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:03,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:04,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:04,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627488026] [2022-12-13 20:17:04,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627488026] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:04,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:04,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:04,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638269723] [2022-12-13 20:17:04,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:04,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:04,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:04,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:04,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:04,230 INFO L87 Difference]: Start difference. First operand 1712 states and 2430 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:09,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:09,263 INFO L93 Difference]: Finished difference Result 4039 states and 5789 transitions. [2022-12-13 20:17:09,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:17:09,264 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2022-12-13 20:17:09,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:09,277 INFO L225 Difference]: With dead ends: 4039 [2022-12-13 20:17:09,277 INFO L226 Difference]: Without dead ends: 2347 [2022-12-13 20:17:09,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:17:09,283 INFO L413 NwaCegarLoop]: 1664 mSDtfsCounter, 1718 mSDsluCounter, 5359 mSDsCounter, 0 mSdLazyCounter, 6437 mSolverCounterSat, 1457 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1952 SdHoareTripleChecker+Valid, 7023 SdHoareTripleChecker+Invalid, 7894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1457 IncrementalHoareTripleChecker+Valid, 6437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:09,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1952 Valid, 7023 Invalid, 7894 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1457 Valid, 6437 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-12-13 20:17:09,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2347 states. [2022-12-13 20:17:09,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2347 to 1716. [2022-12-13 20:17:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1148 states have (on average 1.2822299651567943) internal successors, (1472), 1192 states have internal predecessors, (1472), 481 states have call successors, (481), 85 states have call predecessors, (481), 86 states have return successors, (482), 467 states have call predecessors, (482), 480 states have call successors, (482) [2022-12-13 20:17:09,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2435 transitions. [2022-12-13 20:17:09,373 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2435 transitions. Word has length 121 [2022-12-13 20:17:09,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:09,374 INFO L495 AbstractCegarLoop]: Abstraction has 1716 states and 2435 transitions. [2022-12-13 20:17:09,374 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2435 transitions. [2022-12-13 20:17:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-13 20:17:09,376 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:09,376 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:09,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 20:17:09,376 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:09,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1345417273, now seen corresponding path program 1 times [2022-12-13 20:17:09,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:09,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510511480] [2022-12-13 20:17:09,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:09,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:09,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510511480] [2022-12-13 20:17:09,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510511480] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:09,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:09,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:17:09,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524196872] [2022-12-13 20:17:09,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:09,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:17:09,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:09,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:17:09,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:17:09,882 INFO L87 Difference]: Start difference. First operand 1716 states and 2435 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:13,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:13,524 INFO L93 Difference]: Finished difference Result 3537 states and 5045 transitions. [2022-12-13 20:17:13,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:13,524 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2022-12-13 20:17:13,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:13,531 INFO L225 Difference]: With dead ends: 3537 [2022-12-13 20:17:13,532 INFO L226 Difference]: Without dead ends: 1841 [2022-12-13 20:17:13,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:17:13,538 INFO L413 NwaCegarLoop]: 1459 mSDtfsCounter, 2970 mSDsluCounter, 2372 mSDsCounter, 0 mSdLazyCounter, 3709 mSolverCounterSat, 1878 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3244 SdHoareTripleChecker+Valid, 3831 SdHoareTripleChecker+Invalid, 5587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1878 IncrementalHoareTripleChecker+Valid, 3709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:13,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3244 Valid, 3831 Invalid, 5587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1878 Valid, 3709 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-12-13 20:17:13,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-12-13 20:17:13,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1716. [2022-12-13 20:17:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1148 states have (on average 1.2813588850174216) internal successors, (1471), 1192 states have internal predecessors, (1471), 481 states have call successors, (481), 85 states have call predecessors, (481), 86 states have return successors, (482), 467 states have call predecessors, (482), 480 states have call successors, (482) [2022-12-13 20:17:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2434 transitions. [2022-12-13 20:17:13,627 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2434 transitions. Word has length 121 [2022-12-13 20:17:13,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:13,628 INFO L495 AbstractCegarLoop]: Abstraction has 1716 states and 2434 transitions. [2022-12-13 20:17:13,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2434 transitions. [2022-12-13 20:17:13,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-13 20:17:13,630 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:13,631 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:13,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 20:17:13,631 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:13,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:13,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1099300533, now seen corresponding path program 1 times [2022-12-13 20:17:13,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:13,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097081519] [2022-12-13 20:17:13,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:13,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:14,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:14,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097081519] [2022-12-13 20:17:14,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097081519] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:14,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:14,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:14,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74966066] [2022-12-13 20:17:14,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:14,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:14,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:14,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:14,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:14,115 INFO L87 Difference]: Start difference. First operand 1716 states and 2434 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:18,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:18,587 INFO L93 Difference]: Finished difference Result 3537 states and 5043 transitions. [2022-12-13 20:17:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:18,588 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 122 [2022-12-13 20:17:18,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:18,595 INFO L225 Difference]: With dead ends: 3537 [2022-12-13 20:17:18,595 INFO L226 Difference]: Without dead ends: 1841 [2022-12-13 20:17:18,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:18,600 INFO L413 NwaCegarLoop]: 1463 mSDtfsCounter, 4231 mSDsluCounter, 2379 mSDsCounter, 0 mSdLazyCounter, 3709 mSolverCounterSat, 3486 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4231 SdHoareTripleChecker+Valid, 3842 SdHoareTripleChecker+Invalid, 7195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3486 IncrementalHoareTripleChecker+Valid, 3709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:18,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4231 Valid, 3842 Invalid, 7195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3486 Valid, 3709 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-12-13 20:17:18,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-12-13 20:17:18,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1716. [2022-12-13 20:17:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1148 states have (on average 1.2804878048780488) internal successors, (1470), 1192 states have internal predecessors, (1470), 481 states have call successors, (481), 85 states have call predecessors, (481), 86 states have return successors, (482), 467 states have call predecessors, (482), 480 states have call successors, (482) [2022-12-13 20:17:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2433 transitions. [2022-12-13 20:17:18,676 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2433 transitions. Word has length 122 [2022-12-13 20:17:18,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:18,677 INFO L495 AbstractCegarLoop]: Abstraction has 1716 states and 2433 transitions. [2022-12-13 20:17:18,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2433 transitions. [2022-12-13 20:17:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-13 20:17:18,678 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:18,678 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:18,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 20:17:18,678 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:18,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:18,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1945099581, now seen corresponding path program 1 times [2022-12-13 20:17:18,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:18,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581748904] [2022-12-13 20:17:18,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:18,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:19,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:19,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:19,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581748904] [2022-12-13 20:17:19,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581748904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:19,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:19,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:19,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856736622] [2022-12-13 20:17:19,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:19,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:19,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:19,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:19,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:19,044 INFO L87 Difference]: Start difference. First operand 1716 states and 2433 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:23,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:23,557 INFO L93 Difference]: Finished difference Result 3537 states and 5041 transitions. [2022-12-13 20:17:23,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:23,557 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 123 [2022-12-13 20:17:23,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:23,564 INFO L225 Difference]: With dead ends: 3537 [2022-12-13 20:17:23,564 INFO L226 Difference]: Without dead ends: 1841 [2022-12-13 20:17:23,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:23,569 INFO L413 NwaCegarLoop]: 1459 mSDtfsCounter, 4234 mSDsluCounter, 2372 mSDsCounter, 0 mSdLazyCounter, 3705 mSolverCounterSat, 3490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4234 SdHoareTripleChecker+Valid, 3831 SdHoareTripleChecker+Invalid, 7195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3490 IncrementalHoareTripleChecker+Valid, 3705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:23,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4234 Valid, 3831 Invalid, 7195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3490 Valid, 3705 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-12-13 20:17:23,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-12-13 20:17:23,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1716. [2022-12-13 20:17:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1148 states have (on average 1.279616724738676) internal successors, (1469), 1192 states have internal predecessors, (1469), 481 states have call successors, (481), 85 states have call predecessors, (481), 86 states have return successors, (482), 467 states have call predecessors, (482), 480 states have call successors, (482) [2022-12-13 20:17:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2432 transitions. [2022-12-13 20:17:23,653 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2432 transitions. Word has length 123 [2022-12-13 20:17:23,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:23,653 INFO L495 AbstractCegarLoop]: Abstraction has 1716 states and 2432 transitions. [2022-12-13 20:17:23,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:23,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2432 transitions. [2022-12-13 20:17:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-13 20:17:23,655 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:23,655 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:23,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 20:17:23,655 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:23,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:23,655 INFO L85 PathProgramCache]: Analyzing trace with hash 2014417607, now seen corresponding path program 1 times [2022-12-13 20:17:23,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:23,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759723284] [2022-12-13 20:17:23,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:23,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:24,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:24,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759723284] [2022-12-13 20:17:24,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759723284] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:24,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:24,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:24,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927777729] [2022-12-13 20:17:24,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:24,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:24,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:24,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:24,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:24,039 INFO L87 Difference]: Start difference. First operand 1716 states and 2432 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:28,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:28,203 INFO L93 Difference]: Finished difference Result 3537 states and 5039 transitions. [2022-12-13 20:17:28,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:28,204 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 124 [2022-12-13 20:17:28,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:28,213 INFO L225 Difference]: With dead ends: 3537 [2022-12-13 20:17:28,213 INFO L226 Difference]: Without dead ends: 1841 [2022-12-13 20:17:28,218 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:28,218 INFO L413 NwaCegarLoop]: 1458 mSDtfsCounter, 4229 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 3702 mSolverCounterSat, 3492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4229 SdHoareTripleChecker+Valid, 3828 SdHoareTripleChecker+Invalid, 7194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3492 IncrementalHoareTripleChecker+Valid, 3702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:28,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4229 Valid, 3828 Invalid, 7194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3492 Valid, 3702 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-12-13 20:17:28,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2022-12-13 20:17:28,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1716. [2022-12-13 20:17:28,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1148 states have (on average 1.278745644599303) internal successors, (1468), 1192 states have internal predecessors, (1468), 481 states have call successors, (481), 85 states have call predecessors, (481), 86 states have return successors, (482), 467 states have call predecessors, (482), 480 states have call successors, (482) [2022-12-13 20:17:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2431 transitions. [2022-12-13 20:17:28,331 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2431 transitions. Word has length 124 [2022-12-13 20:17:28,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:28,331 INFO L495 AbstractCegarLoop]: Abstraction has 1716 states and 2431 transitions. [2022-12-13 20:17:28,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2431 transitions. [2022-12-13 20:17:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-13 20:17:28,332 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:28,332 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:28,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 20:17:28,333 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:28,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:28,334 INFO L85 PathProgramCache]: Analyzing trace with hash 319915455, now seen corresponding path program 1 times [2022-12-13 20:17:28,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:28,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681041060] [2022-12-13 20:17:28,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:28,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:28,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:28,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681041060] [2022-12-13 20:17:28,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681041060] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:28,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:28,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:28,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564950077] [2022-12-13 20:17:28,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:28,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:28,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:28,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:28,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:28,661 INFO L87 Difference]: Start difference. First operand 1716 states and 2431 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:34,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:34,587 INFO L93 Difference]: Finished difference Result 4449 states and 6289 transitions. [2022-12-13 20:17:34,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 20:17:34,588 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 125 [2022-12-13 20:17:34,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:34,599 INFO L225 Difference]: With dead ends: 4449 [2022-12-13 20:17:34,599 INFO L226 Difference]: Without dead ends: 2753 [2022-12-13 20:17:34,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2022-12-13 20:17:34,604 INFO L413 NwaCegarLoop]: 1917 mSDtfsCounter, 4722 mSDsluCounter, 3540 mSDsCounter, 0 mSdLazyCounter, 5207 mSolverCounterSat, 2707 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5030 SdHoareTripleChecker+Valid, 5457 SdHoareTripleChecker+Invalid, 7914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2707 IncrementalHoareTripleChecker+Valid, 5207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:34,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5030 Valid, 5457 Invalid, 7914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2707 Valid, 5207 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-12-13 20:17:34,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2753 states. [2022-12-13 20:17:34,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2753 to 2621. [2022-12-13 20:17:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.28349082823791) internal successors, (2309), 1871 states have internal predecessors, (2309), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:17:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3668 transitions. [2022-12-13 20:17:34,800 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3668 transitions. Word has length 125 [2022-12-13 20:17:34,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:34,801 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3668 transitions. [2022-12-13 20:17:34,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3668 transitions. [2022-12-13 20:17:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-13 20:17:34,803 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:34,803 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:34,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 20:17:34,803 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:34,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:34,804 INFO L85 PathProgramCache]: Analyzing trace with hash -555527101, now seen corresponding path program 1 times [2022-12-13 20:17:34,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:34,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124437883] [2022-12-13 20:17:34,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:34,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:35,147 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:35,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:35,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124437883] [2022-12-13 20:17:35,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124437883] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:35,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:35,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:35,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916437311] [2022-12-13 20:17:35,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:35,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:35,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:35,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:35,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:35,149 INFO L87 Difference]: Start difference. First operand 2621 states and 3668 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:39,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:39,940 INFO L93 Difference]: Finished difference Result 5348 states and 7550 transitions. [2022-12-13 20:17:39,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:39,941 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 126 [2022-12-13 20:17:39,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:39,956 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:17:39,956 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:17:39,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:39,964 INFO L413 NwaCegarLoop]: 1459 mSDtfsCounter, 4221 mSDsluCounter, 2372 mSDsCounter, 0 mSdLazyCounter, 3699 mSolverCounterSat, 3490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4221 SdHoareTripleChecker+Valid, 3831 SdHoareTripleChecker+Invalid, 7189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3490 IncrementalHoareTripleChecker+Valid, 3699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:39,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4221 Valid, 3831 Invalid, 7189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3490 Valid, 3699 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-13 20:17:39,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:17:40,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:17:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2818232351306282) internal successors, (2306), 1871 states have internal predecessors, (2306), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:17:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3665 transitions. [2022-12-13 20:17:40,128 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3665 transitions. Word has length 126 [2022-12-13 20:17:40,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:40,128 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3665 transitions. [2022-12-13 20:17:40,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3665 transitions. [2022-12-13 20:17:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-13 20:17:40,129 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:40,129 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:40,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 20:17:40,130 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:40,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:40,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1809925957, now seen corresponding path program 1 times [2022-12-13 20:17:40,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:40,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443776573] [2022-12-13 20:17:40,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:40,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:40,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:40,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443776573] [2022-12-13 20:17:40,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443776573] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:40,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:40,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:40,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926617543] [2022-12-13 20:17:40,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:40,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:40,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:40,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:40,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:40,457 INFO L87 Difference]: Start difference. First operand 2621 states and 3665 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:45,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:45,147 INFO L93 Difference]: Finished difference Result 5348 states and 7544 transitions. [2022-12-13 20:17:45,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:45,148 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 127 [2022-12-13 20:17:45,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:45,159 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:17:45,159 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:17:45,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:45,166 INFO L413 NwaCegarLoop]: 1454 mSDtfsCounter, 4222 mSDsluCounter, 2366 mSDsCounter, 0 mSdLazyCounter, 3694 mSolverCounterSat, 3498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4222 SdHoareTripleChecker+Valid, 3820 SdHoareTripleChecker+Invalid, 7192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3498 IncrementalHoareTripleChecker+Valid, 3694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:45,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4222 Valid, 3820 Invalid, 7192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3498 Valid, 3694 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-13 20:17:45,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:17:45,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:17:45,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2801556420233462) internal successors, (2303), 1871 states have internal predecessors, (2303), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:17:45,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3662 transitions. [2022-12-13 20:17:45,342 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3662 transitions. Word has length 127 [2022-12-13 20:17:45,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:45,342 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3662 transitions. [2022-12-13 20:17:45,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:45,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3662 transitions. [2022-12-13 20:17:45,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-13 20:17:45,344 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:45,344 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:45,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 20:17:45,345 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:45,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:45,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1927068225, now seen corresponding path program 1 times [2022-12-13 20:17:45,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:45,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514629350] [2022-12-13 20:17:45,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:45,686 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:45,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:45,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514629350] [2022-12-13 20:17:45,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514629350] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:45,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:45,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:45,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815496590] [2022-12-13 20:17:45,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:45,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:45,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:45,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:45,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:45,687 INFO L87 Difference]: Start difference. First operand 2621 states and 3662 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:50,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:50,765 INFO L93 Difference]: Finished difference Result 5348 states and 7538 transitions. [2022-12-13 20:17:50,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:50,765 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 128 [2022-12-13 20:17:50,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:50,778 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:17:50,778 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:17:50,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:50,784 INFO L413 NwaCegarLoop]: 1457 mSDtfsCounter, 4215 mSDsluCounter, 2368 mSDsCounter, 0 mSdLazyCounter, 3696 mSolverCounterSat, 3492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4215 SdHoareTripleChecker+Valid, 3825 SdHoareTripleChecker+Invalid, 7188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3492 IncrementalHoareTripleChecker+Valid, 3696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:50,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4215 Valid, 3825 Invalid, 7188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3492 Valid, 3696 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-12-13 20:17:50,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:17:50,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:17:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2784880489160644) internal successors, (2300), 1871 states have internal predecessors, (2300), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:17:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3659 transitions. [2022-12-13 20:17:50,946 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3659 transitions. Word has length 128 [2022-12-13 20:17:50,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:50,947 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3659 transitions. [2022-12-13 20:17:50,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3659 transitions. [2022-12-13 20:17:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 20:17:50,949 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:50,949 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:50,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 20:17:50,949 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:50,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:50,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1148994633, now seen corresponding path program 1 times [2022-12-13 20:17:50,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:50,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026794253] [2022-12-13 20:17:50,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:50,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:51,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:51,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:51,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026794253] [2022-12-13 20:17:51,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026794253] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:51,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:51,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:51,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293461232] [2022-12-13 20:17:51,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:51,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:51,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:51,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:51,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:51,268 INFO L87 Difference]: Start difference. First operand 2621 states and 3659 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:55,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:55,371 INFO L93 Difference]: Finished difference Result 5348 states and 7532 transitions. [2022-12-13 20:17:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:17:55,372 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 129 [2022-12-13 20:17:55,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:55,382 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:17:55,382 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:17:55,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:17:55,390 INFO L413 NwaCegarLoop]: 1461 mSDtfsCounter, 4204 mSDsluCounter, 2374 mSDsCounter, 0 mSdLazyCounter, 3696 mSolverCounterSat, 3488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4204 SdHoareTripleChecker+Valid, 3835 SdHoareTripleChecker+Invalid, 7184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3488 IncrementalHoareTripleChecker+Valid, 3696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:55,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4204 Valid, 3835 Invalid, 7184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3488 Valid, 3696 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-13 20:17:55,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:17:55,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:17:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2768204558087826) internal successors, (2297), 1871 states have internal predecessors, (2297), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:17:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3656 transitions. [2022-12-13 20:17:55,576 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3656 transitions. Word has length 129 [2022-12-13 20:17:55,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:17:55,576 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3656 transitions. [2022-12-13 20:17:55,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:17:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3656 transitions. [2022-12-13 20:17:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-13 20:17:55,577 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:17:55,578 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:17:55,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 20:17:55,578 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:17:55,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:17:55,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1610966843, now seen corresponding path program 1 times [2022-12-13 20:17:55,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:17:55,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62963269] [2022-12-13 20:17:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:17:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:17:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:17:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:17:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:17:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:17:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:17:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:17:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:17:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:17:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:17:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:17:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:17:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:17:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:17:55,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:17:55,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62963269] [2022-12-13 20:17:55,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62963269] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:17:55,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:17:55,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:17:55,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402680402] [2022-12-13 20:17:55,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:17:55,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:17:55,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:17:55,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:17:55,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:17:55,858 INFO L87 Difference]: Start difference. First operand 2621 states and 3656 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:00,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:00,470 INFO L93 Difference]: Finished difference Result 5348 states and 7526 transitions. [2022-12-13 20:18:00,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:18:00,470 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 130 [2022-12-13 20:18:00,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:00,481 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:18:00,481 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:18:00,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:00,488 INFO L413 NwaCegarLoop]: 1462 mSDtfsCounter, 4195 mSDsluCounter, 2379 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 3490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4195 SdHoareTripleChecker+Valid, 3841 SdHoareTripleChecker+Invalid, 7185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3490 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:00,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4195 Valid, 3841 Invalid, 7185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3490 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 20:18:00,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:18:00,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:18:00,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2751528627015007) internal successors, (2294), 1871 states have internal predecessors, (2294), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:18:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3653 transitions. [2022-12-13 20:18:00,711 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3653 transitions. Word has length 130 [2022-12-13 20:18:00,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:00,711 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3653 transitions. [2022-12-13 20:18:00,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3653 transitions. [2022-12-13 20:18:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-13 20:18:00,713 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:00,713 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:00,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 20:18:00,713 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:00,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:00,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1384943283, now seen corresponding path program 1 times [2022-12-13 20:18:00,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:00,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366750330] [2022-12-13 20:18:00,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:00,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:18:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:18:00,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:00,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366750330] [2022-12-13 20:18:00,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366750330] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:00,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:00,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:18:00,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58108228] [2022-12-13 20:18:00,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:00,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:18:00,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:00,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:18:00,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:18:00,999 INFO L87 Difference]: Start difference. First operand 2621 states and 3653 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:05,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:05,689 INFO L93 Difference]: Finished difference Result 5348 states and 7520 transitions. [2022-12-13 20:18:05,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:18:05,689 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 131 [2022-12-13 20:18:05,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:05,697 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:18:05,697 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:18:05,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:05,704 INFO L413 NwaCegarLoop]: 1458 mSDtfsCounter, 4196 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 3691 mSolverCounterSat, 3494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4196 SdHoareTripleChecker+Valid, 3831 SdHoareTripleChecker+Invalid, 7185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3494 IncrementalHoareTripleChecker+Valid, 3691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:05,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4196 Valid, 3831 Invalid, 7185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3494 Valid, 3691 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 20:18:05,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:18:05,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:18:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.273485269594219) internal successors, (2291), 1871 states have internal predecessors, (2291), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:18:05,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3650 transitions. [2022-12-13 20:18:05,908 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3650 transitions. Word has length 131 [2022-12-13 20:18:05,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:05,909 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3650 transitions. [2022-12-13 20:18:05,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3650 transitions. [2022-12-13 20:18:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-13 20:18:05,910 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:05,910 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:05,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 20:18:05,910 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:05,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:05,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1212303177, now seen corresponding path program 1 times [2022-12-13 20:18:05,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:05,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477534292] [2022-12-13 20:18:05,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:05,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:05,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:18:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:18:06,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:06,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477534292] [2022-12-13 20:18:06,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477534292] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:06,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:06,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:18:06,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579504201] [2022-12-13 20:18:06,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:06,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:18:06,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:06,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:18:06,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:18:06,188 INFO L87 Difference]: Start difference. First operand 2621 states and 3650 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:10,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:10,580 INFO L93 Difference]: Finished difference Result 5348 states and 7514 transitions. [2022-12-13 20:18:10,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:18:10,581 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 132 [2022-12-13 20:18:10,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:10,589 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:18:10,590 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:18:10,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:10,596 INFO L413 NwaCegarLoop]: 1457 mSDtfsCounter, 4193 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 3685 mSolverCounterSat, 3494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4193 SdHoareTripleChecker+Valid, 3827 SdHoareTripleChecker+Invalid, 7179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3494 IncrementalHoareTripleChecker+Valid, 3685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:10,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4193 Valid, 3827 Invalid, 7179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3494 Valid, 3685 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-12-13 20:18:10,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:18:10,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:18:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.271817676486937) internal successors, (2288), 1871 states have internal predecessors, (2288), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:18:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3647 transitions. [2022-12-13 20:18:10,807 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3647 transitions. Word has length 132 [2022-12-13 20:18:10,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:10,807 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3647 transitions. [2022-12-13 20:18:10,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:10,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3647 transitions. [2022-12-13 20:18:10,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-13 20:18:10,808 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:10,808 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:10,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 20:18:10,809 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:10,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:10,809 INFO L85 PathProgramCache]: Analyzing trace with hash -8048209, now seen corresponding path program 1 times [2022-12-13 20:18:10,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:10,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600379907] [2022-12-13 20:18:10,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:10,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:18:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:18:11,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:11,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600379907] [2022-12-13 20:18:11,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600379907] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:11,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:11,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:18:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091311753] [2022-12-13 20:18:11,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:11,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:18:11,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:11,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:18:11,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:18:11,155 INFO L87 Difference]: Start difference. First operand 2621 states and 3647 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:15,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:15,256 INFO L93 Difference]: Finished difference Result 5348 states and 7508 transitions. [2022-12-13 20:18:15,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:18:15,256 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 133 [2022-12-13 20:18:15,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:15,264 INFO L225 Difference]: With dead ends: 5348 [2022-12-13 20:18:15,264 INFO L226 Difference]: Without dead ends: 2747 [2022-12-13 20:18:15,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:15,270 INFO L413 NwaCegarLoop]: 1459 mSDtfsCounter, 4186 mSDsluCounter, 2372 mSDsCounter, 0 mSdLazyCounter, 3687 mSolverCounterSat, 3492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4186 SdHoareTripleChecker+Valid, 3831 SdHoareTripleChecker+Invalid, 7179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3492 IncrementalHoareTripleChecker+Valid, 3687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:15,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4186 Valid, 3831 Invalid, 7179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3492 Valid, 3687 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-13 20:18:15,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2022-12-13 20:18:15,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2621. [2022-12-13 20:18:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1799 states have (on average 1.2701500833796553) internal successors, (2285), 1871 states have internal predecessors, (2285), 672 states have call successors, (672), 159 states have call predecessors, (672), 149 states have return successors, (687), 628 states have call predecessors, (687), 671 states have call successors, (687) [2022-12-13 20:18:15,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3644 transitions. [2022-12-13 20:18:15,495 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3644 transitions. Word has length 133 [2022-12-13 20:18:15,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:15,496 INFO L495 AbstractCegarLoop]: Abstraction has 2621 states and 3644 transitions. [2022-12-13 20:18:15,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 20:18:15,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3644 transitions. [2022-12-13 20:18:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-13 20:18:15,497 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:15,497 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:15,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 20:18:15,497 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:15,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:15,497 INFO L85 PathProgramCache]: Analyzing trace with hash 20580942, now seen corresponding path program 1 times [2022-12-13 20:18:15,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:15,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829913677] [2022-12-13 20:18:15,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:15,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:18:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-13 20:18:15,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:15,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829913677] [2022-12-13 20:18:15,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829913677] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:15,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:15,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:18:15,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119903412] [2022-12-13 20:18:15,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:15,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:18:15,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:15,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:18:15,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:18:15,829 INFO L87 Difference]: Start difference. First operand 2621 states and 3644 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 20:18:20,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:20,815 INFO L93 Difference]: Finished difference Result 2759 states and 3871 transitions. [2022-12-13 20:18:20,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:18:20,816 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 133 [2022-12-13 20:18:20,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:20,824 INFO L225 Difference]: With dead ends: 2759 [2022-12-13 20:18:20,824 INFO L226 Difference]: Without dead ends: 2757 [2022-12-13 20:18:20,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:20,826 INFO L413 NwaCegarLoop]: 1473 mSDtfsCounter, 1207 mSDsluCounter, 5115 mSDsCounter, 0 mSdLazyCounter, 5887 mSolverCounterSat, 1235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 6588 SdHoareTripleChecker+Invalid, 7122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1235 IncrementalHoareTripleChecker+Valid, 5887 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:20,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1299 Valid, 6588 Invalid, 7122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1235 Valid, 5887 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 20:18:20,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2757 states. [2022-12-13 20:18:21,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2757 to 2627. [2022-12-13 20:18:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2627 states, 1803 states have (on average 1.2684414864115363) internal successors, (2287), 1876 states have internal predecessors, (2287), 672 states have call successors, (672), 159 states have call predecessors, (672), 151 states have return successors, (691), 629 states have call predecessors, (691), 671 states have call successors, (691) [2022-12-13 20:18:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2627 states and 3650 transitions. [2022-12-13 20:18:21,048 INFO L78 Accepts]: Start accepts. Automaton has 2627 states and 3650 transitions. Word has length 133 [2022-12-13 20:18:21,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:21,048 INFO L495 AbstractCegarLoop]: Abstraction has 2627 states and 3650 transitions. [2022-12-13 20:18:21,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (13), 3 states have call predecessors, (13), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 20:18:21,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 3650 transitions. [2022-12-13 20:18:21,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-12-13 20:18:21,050 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:21,050 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 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] [2022-12-13 20:18:21,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 20:18:21,051 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:21,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:21,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1869088337, now seen corresponding path program 1 times [2022-12-13 20:18:21,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:21,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584689967] [2022-12-13 20:18:21,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:18:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:18:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:18:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 20:18:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 20:18:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:21,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 20:18:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 20:18:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 20:18:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 20:18:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:18:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 20:18:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 20:18:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-12-13 20:18:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 20:18:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 20:18:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 20:18:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:21,274 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-13 20:18:21,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:21,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584689967] [2022-12-13 20:18:21,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584689967] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:21,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:21,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:18:21,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300114836] [2022-12-13 20:18:21,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:21,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:18:21,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:21,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:18:21,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:18:21,276 INFO L87 Difference]: Start difference. First operand 2627 states and 3650 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 20:18:25,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:25,570 INFO L93 Difference]: Finished difference Result 3514 states and 4914 transitions. [2022-12-13 20:18:25,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 20:18:25,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 194 [2022-12-13 20:18:25,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:25,580 INFO L225 Difference]: With dead ends: 3514 [2022-12-13 20:18:25,580 INFO L226 Difference]: Without dead ends: 2756 [2022-12-13 20:18:25,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-12-13 20:18:25,584 INFO L413 NwaCegarLoop]: 1202 mSDtfsCounter, 2385 mSDsluCounter, 2586 mSDsCounter, 0 mSdLazyCounter, 4185 mSolverCounterSat, 1991 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2632 SdHoareTripleChecker+Valid, 3788 SdHoareTripleChecker+Invalid, 6176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1991 IncrementalHoareTripleChecker+Valid, 4185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:25,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2632 Valid, 3788 Invalid, 6176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1991 Valid, 4185 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-12-13 20:18:25,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2756 states. [2022-12-13 20:18:25,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2756 to 2631. [2022-12-13 20:18:25,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2631 states, 1806 states have (on average 1.2674418604651163) internal successors, (2289), 1879 states have internal predecessors, (2289), 672 states have call successors, (672), 159 states have call predecessors, (672), 152 states have return successors, (693), 630 states have call predecessors, (693), 671 states have call successors, (693) [2022-12-13 20:18:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2631 states and 3654 transitions. [2022-12-13 20:18:25,902 INFO L78 Accepts]: Start accepts. Automaton has 2631 states and 3654 transitions. Word has length 194 [2022-12-13 20:18:25,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:25,902 INFO L495 AbstractCegarLoop]: Abstraction has 2631 states and 3654 transitions. [2022-12-13 20:18:25,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2022-12-13 20:18:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3654 transitions. [2022-12-13 20:18:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-13 20:18:25,907 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:25,908 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:25,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 20:18:25,908 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:25,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:25,908 INFO L85 PathProgramCache]: Analyzing trace with hash 328163609, now seen corresponding path program 1 times [2022-12-13 20:18:25,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:25,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106854094] [2022-12-13 20:18:25,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:25,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 20:18:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 20:18:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 20:18:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 20:18:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 20:18:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 20:18:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 20:18:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:18:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 20:18:26,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 20:18:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 20:18:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 20:18:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 20:18:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 20:18:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 20:18:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-13 20:18:26,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:26,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106854094] [2022-12-13 20:18:26,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106854094] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:26,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:26,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:18:26,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248609838] [2022-12-13 20:18:26,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:26,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:18:26,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:26,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:18:26,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:18:26,202 INFO L87 Difference]: Start difference. First operand 2631 states and 3654 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-12-13 20:18:30,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:30,252 INFO L93 Difference]: Finished difference Result 4934 states and 6946 transitions. [2022-12-13 20:18:30,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 20:18:30,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) Word has length 210 [2022-12-13 20:18:30,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:30,261 INFO L225 Difference]: With dead ends: 4934 [2022-12-13 20:18:30,261 INFO L226 Difference]: Without dead ends: 2762 [2022-12-13 20:18:30,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 20:18:30,267 INFO L413 NwaCegarLoop]: 1202 mSDtfsCounter, 1927 mSDsluCounter, 3071 mSDsCounter, 0 mSdLazyCounter, 4295 mSolverCounterSat, 1996 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 4273 SdHoareTripleChecker+Invalid, 6291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1996 IncrementalHoareTripleChecker+Valid, 4295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:30,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2036 Valid, 4273 Invalid, 6291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1996 Valid, 4295 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-12-13 20:18:30,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2762 states. [2022-12-13 20:18:30,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2762 to 2635. [2022-12-13 20:18:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2635 states, 1809 states have (on average 1.267551133222775) internal successors, (2293), 1881 states have internal predecessors, (2293), 673 states have call successors, (673), 159 states have call predecessors, (673), 152 states have return successors, (694), 632 states have call predecessors, (694), 672 states have call successors, (694) [2022-12-13 20:18:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 2635 states and 3660 transitions. [2022-12-13 20:18:30,508 INFO L78 Accepts]: Start accepts. Automaton has 2635 states and 3660 transitions. Word has length 210 [2022-12-13 20:18:30,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:30,509 INFO L495 AbstractCegarLoop]: Abstraction has 2635 states and 3660 transitions. [2022-12-13 20:18:30,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 3 states have internal predecessors, (108), 4 states have call successors, (31), 5 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 4 states have call successors, (28) [2022-12-13 20:18:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 3660 transitions. [2022-12-13 20:18:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-12-13 20:18:30,511 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:30,511 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:30,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 20:18:30,512 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:30,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:30,512 INFO L85 PathProgramCache]: Analyzing trace with hash -268579577, now seen corresponding path program 1 times [2022-12-13 20:18:30,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:30,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352249018] [2022-12-13 20:18:30,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:30,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:30,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 20:18:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 20:18:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 20:18:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:18:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-12-13 20:18:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 20:18:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 20:18:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 20:18:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 20:18:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:18:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 20:18:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 20:18:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-12-13 20:18:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-12-13 20:18:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 20:18:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-12-13 20:18:30,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:30,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352249018] [2022-12-13 20:18:30,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352249018] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:30,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:30,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 20:18:30,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854541240] [2022-12-13 20:18:30,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:30,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:18:30,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:30,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:18:30,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:18:30,852 INFO L87 Difference]: Start difference. First operand 2635 states and 3660 transitions. Second operand has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:18:34,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:34,957 INFO L93 Difference]: Finished difference Result 4975 states and 7003 transitions. [2022-12-13 20:18:34,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 20:18:34,958 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 248 [2022-12-13 20:18:34,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:34,969 INFO L225 Difference]: With dead ends: 4975 [2022-12-13 20:18:34,969 INFO L226 Difference]: Without dead ends: 2799 [2022-12-13 20:18:34,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 20:18:34,975 INFO L413 NwaCegarLoop]: 1203 mSDtfsCounter, 2006 mSDsluCounter, 3075 mSDsCounter, 0 mSdLazyCounter, 4316 mSolverCounterSat, 2053 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 4278 SdHoareTripleChecker+Invalid, 6369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2053 IncrementalHoareTripleChecker+Valid, 4316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:34,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2114 Valid, 4278 Invalid, 6369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2053 Valid, 4316 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-12-13 20:18:34,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2799 states. [2022-12-13 20:18:35,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2799 to 2637. [2022-12-13 20:18:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2637 states, 1811 states have (on average 1.2672556598564328) internal successors, (2295), 1883 states have internal predecessors, (2295), 673 states have call successors, (673), 159 states have call predecessors, (673), 152 states have return successors, (694), 632 states have call predecessors, (694), 672 states have call successors, (694) [2022-12-13 20:18:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2637 states and 3662 transitions. [2022-12-13 20:18:35,220 INFO L78 Accepts]: Start accepts. Automaton has 2637 states and 3662 transitions. Word has length 248 [2022-12-13 20:18:35,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:35,220 INFO L495 AbstractCegarLoop]: Abstraction has 2637 states and 3662 transitions. [2022-12-13 20:18:35,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:18:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 3662 transitions. [2022-12-13 20:18:35,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-13 20:18:35,223 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:35,223 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:35,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 20:18:35,223 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:35,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:35,224 INFO L85 PathProgramCache]: Analyzing trace with hash 362736469, now seen corresponding path program 1 times [2022-12-13 20:18:35,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:35,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262740974] [2022-12-13 20:18:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:35,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 20:18:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 20:18:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 20:18:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 20:18:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 20:18:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 20:18:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 20:18:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:18:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 20:18:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 20:18:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 20:18:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 20:18:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 20:18:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 20:18:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-12-13 20:18:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:35,551 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-13 20:18:35,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:35,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262740974] [2022-12-13 20:18:35,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262740974] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 20:18:35,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822790362] [2022-12-13 20:18:35,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:35,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:18:35,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:18:35,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 20:18:35,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 20:18:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:36,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 2897 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 20:18:36,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:18:36,219 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-13 20:18:36,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 20:18:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-13 20:18:36,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822790362] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 20:18:36,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 20:18:36,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 9 [2022-12-13 20:18:36,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778281405] [2022-12-13 20:18:36,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 20:18:36,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 20:18:36,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:36,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 20:18:36,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:18:36,318 INFO L87 Difference]: Start difference. First operand 2637 states and 3662 transitions. Second operand has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 6 states have internal predecessors, (132), 3 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (30), 2 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 20:18:41,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:41,374 INFO L93 Difference]: Finished difference Result 5098 states and 7188 transitions. [2022-12-13 20:18:41,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:18:41,374 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 6 states have internal predecessors, (132), 3 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (30), 2 states have call predecessors, (30), 3 states have call successors, (30) Word has length 218 [2022-12-13 20:18:41,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:41,383 INFO L225 Difference]: With dead ends: 5098 [2022-12-13 20:18:41,383 INFO L226 Difference]: Without dead ends: 2920 [2022-12-13 20:18:41,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2022-12-13 20:18:41,388 INFO L413 NwaCegarLoop]: 1203 mSDtfsCounter, 2340 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 4557 mSolverCounterSat, 2310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2448 SdHoareTripleChecker+Valid, 4279 SdHoareTripleChecker+Invalid, 6867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2310 IncrementalHoareTripleChecker+Valid, 4557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:41,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2448 Valid, 4279 Invalid, 6867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2310 Valid, 4557 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-13 20:18:41,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2920 states. [2022-12-13 20:18:41,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2920 to 2739. [2022-12-13 20:18:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 1880 states have (on average 1.2654255319148937) internal successors, (2379), 1955 states have internal predecessors, (2379), 706 states have call successors, (706), 159 states have call predecessors, (706), 152 states have return successors, (727), 665 states have call predecessors, (727), 705 states have call successors, (727) [2022-12-13 20:18:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 3812 transitions. [2022-12-13 20:18:41,682 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 3812 transitions. Word has length 218 [2022-12-13 20:18:41,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:41,683 INFO L495 AbstractCegarLoop]: Abstraction has 2739 states and 3812 transitions. [2022-12-13 20:18:41,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.666666666666666) internal successors, (132), 6 states have internal predecessors, (132), 3 states have call successors, (39), 5 states have call predecessors, (39), 2 states have return successors, (30), 2 states have call predecessors, (30), 3 states have call successors, (30) [2022-12-13 20:18:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3812 transitions. [2022-12-13 20:18:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-12-13 20:18:41,689 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:41,689 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:41,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 20:18:41,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:18:41,891 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:41,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:41,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1698218545, now seen corresponding path program 2 times [2022-12-13 20:18:41,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:41,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213462412] [2022-12-13 20:18:41,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:41,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 20:18:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 20:18:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 20:18:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 20:18:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 20:18:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:42,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 20:18:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 20:18:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:18:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 20:18:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 20:18:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 20:18:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 20:18:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 20:18:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 20:18:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-12-13 20:18:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:42,319 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-12-13 20:18:42,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:42,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213462412] [2022-12-13 20:18:42,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213462412] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 20:18:42,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701217662] [2022-12-13 20:18:42,320 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 20:18:42,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:18:42,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:18:42,321 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 20:18:42,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 20:18:42,941 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 20:18:42,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 20:18:42,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 2377 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 20:18:42,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:18:42,997 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-12-13 20:18:42,997 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:18:42,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701217662] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:42,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 20:18:42,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-12-13 20:18:42,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869852881] [2022-12-13 20:18:42,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:42,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:18:42,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:42,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:18:42,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-12-13 20:18:42,999 INFO L87 Difference]: Start difference. First operand 2739 states and 3812 transitions. Second operand has 6 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 20:18:43,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:43,332 INFO L93 Difference]: Finished difference Result 5023 states and 7027 transitions. [2022-12-13 20:18:43,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:18:43,332 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 242 [2022-12-13 20:18:43,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:43,342 INFO L225 Difference]: With dead ends: 5023 [2022-12-13 20:18:43,342 INFO L226 Difference]: Without dead ends: 2625 [2022-12-13 20:18:43,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-12-13 20:18:43,349 INFO L413 NwaCegarLoop]: 2414 mSDtfsCounter, 10 mSDsluCounter, 9636 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 12050 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:43,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 12050 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 20:18:43,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2625 states. [2022-12-13 20:18:43,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2625 to 2625. [2022-12-13 20:18:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2625 states, 1805 states have (on average 1.2714681440443214) internal successors, (2295), 1874 states have internal predecessors, (2295), 666 states have call successors, (666), 160 states have call predecessors, (666), 153 states have return successors, (687), 628 states have call predecessors, (687), 666 states have call successors, (687) [2022-12-13 20:18:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2625 states and 3648 transitions. [2022-12-13 20:18:43,634 INFO L78 Accepts]: Start accepts. Automaton has 2625 states and 3648 transitions. Word has length 242 [2022-12-13 20:18:43,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:43,634 INFO L495 AbstractCegarLoop]: Abstraction has 2625 states and 3648 transitions. [2022-12-13 20:18:43,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 20:18:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3648 transitions. [2022-12-13 20:18:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-12-13 20:18:43,637 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:43,637 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-12-13 20:18:43,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 20:18:43,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:18:43,839 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:43,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:43,840 INFO L85 PathProgramCache]: Analyzing trace with hash -106045328, now seen corresponding path program 1 times [2022-12-13 20:18:43,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:43,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054733889] [2022-12-13 20:18:43,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 20:18:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 20:18:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 20:18:44,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:18:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 20:18:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 20:18:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 20:18:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 20:18:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 20:18:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 20:18:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-12-13 20:18:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-12-13 20:18:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 20:18:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 20:18:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-12-13 20:18:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2022-12-13 20:18:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-12-13 20:18:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:44,752 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2022-12-13 20:18:44,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:44,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054733889] [2022-12-13 20:18:44,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054733889] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:44,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:44,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:18:44,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089990766] [2022-12-13 20:18:44,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:44,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:18:44,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:44,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:18:44,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:18:44,754 INFO L87 Difference]: Start difference. First operand 2625 states and 3648 transitions. Second operand has 8 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:18:49,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:49,389 INFO L93 Difference]: Finished difference Result 5060 states and 7103 transitions. [2022-12-13 20:18:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 20:18:49,389 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 288 [2022-12-13 20:18:49,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:49,400 INFO L225 Difference]: With dead ends: 5060 [2022-12-13 20:18:49,400 INFO L226 Difference]: Without dead ends: 2861 [2022-12-13 20:18:49,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-12-13 20:18:49,406 INFO L413 NwaCegarLoop]: 1230 mSDtfsCounter, 1998 mSDsluCounter, 5159 mSDsCounter, 0 mSdLazyCounter, 7267 mSolverCounterSat, 1915 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2138 SdHoareTripleChecker+Valid, 6389 SdHoareTripleChecker+Invalid, 9182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1915 IncrementalHoareTripleChecker+Valid, 7267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:49,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2138 Valid, 6389 Invalid, 9182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1915 Valid, 7267 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-12-13 20:18:49,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2861 states. [2022-12-13 20:18:49,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2861 to 2629. [2022-12-13 20:18:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 1808 states have (on average 1.2710176991150441) internal successors, (2298), 1877 states have internal predecessors, (2298), 666 states have call successors, (666), 161 states have call predecessors, (666), 154 states have return successors, (686), 628 states have call predecessors, (686), 666 states have call successors, (686) [2022-12-13 20:18:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 3650 transitions. [2022-12-13 20:18:49,673 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 3650 transitions. Word has length 288 [2022-12-13 20:18:49,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:49,673 INFO L495 AbstractCegarLoop]: Abstraction has 2629 states and 3650 transitions. [2022-12-13 20:18:49,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 20:18:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 3650 transitions. [2022-12-13 20:18:49,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-12-13 20:18:49,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:49,684 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 8, 8, 3, 3, 3, 3, 3, 3, 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, 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] [2022-12-13 20:18:49,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 20:18:49,684 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:49,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:49,685 INFO L85 PathProgramCache]: Analyzing trace with hash 132101552, now seen corresponding path program 1 times [2022-12-13 20:18:49,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:49,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010521856] [2022-12-13 20:18:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:49,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:49,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 20:18:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 20:18:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:18:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 20:18:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 20:18:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 20:18:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-12-13 20:18:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 20:18:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-12-13 20:18:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-12-13 20:18:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-12-13 20:18:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 20:18:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 20:18:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-12-13 20:18:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-12-13 20:18:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-12-13 20:18:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 20:18:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-12-13 20:18:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-12-13 20:18:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-12-13 20:18:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-12-13 20:18:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2022-12-13 20:18:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2022-12-13 20:18:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-12-13 20:18:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-12-13 20:18:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2022-12-13 20:18:50,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:50,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010521856] [2022-12-13 20:18:50,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010521856] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:50,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:50,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:18:50,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298614314] [2022-12-13 20:18:50,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:50,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:18:50,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:50,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:18:50,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:18:50,173 INFO L87 Difference]: Start difference. First operand 2629 states and 3650 transitions. Second operand has 8 states, 8 states have (on average 23.875) internal successors, (191), 4 states have internal predecessors, (191), 4 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2022-12-13 20:18:58,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:58,322 INFO L93 Difference]: Finished difference Result 8232 states and 11571 transitions. [2022-12-13 20:18:58,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-13 20:18:58,323 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 4 states have internal predecessors, (191), 4 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) Word has length 385 [2022-12-13 20:18:58,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:58,339 INFO L225 Difference]: With dead ends: 8232 [2022-12-13 20:18:58,339 INFO L226 Difference]: Without dead ends: 5621 [2022-12-13 20:18:58,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:18:58,345 INFO L413 NwaCegarLoop]: 1622 mSDtfsCounter, 4333 mSDsluCounter, 5749 mSDsCounter, 0 mSdLazyCounter, 9112 mSolverCounterSat, 4155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4638 SdHoareTripleChecker+Valid, 7371 SdHoareTripleChecker+Invalid, 13267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4155 IncrementalHoareTripleChecker+Valid, 9112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:58,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4638 Valid, 7371 Invalid, 13267 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4155 Valid, 9112 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-12-13 20:18:58,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2022-12-13 20:18:58,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 4581. [2022-12-13 20:18:58,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4581 states, 3106 states have (on average 1.2598197037990986) internal successors, (3913), 3229 states have internal predecessors, (3913), 1185 states have call successors, (1185), 303 states have call predecessors, (1185), 289 states have return successors, (1221), 1114 states have call predecessors, (1221), 1185 states have call successors, (1221) [2022-12-13 20:18:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 4581 states and 6319 transitions. [2022-12-13 20:18:58,824 INFO L78 Accepts]: Start accepts. Automaton has 4581 states and 6319 transitions. Word has length 385 [2022-12-13 20:18:58,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:58,824 INFO L495 AbstractCegarLoop]: Abstraction has 4581 states and 6319 transitions. [2022-12-13 20:18:58,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 4 states have internal predecessors, (191), 4 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2022-12-13 20:18:58,825 INFO L276 IsEmpty]: Start isEmpty. Operand 4581 states and 6319 transitions. [2022-12-13 20:18:58,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-12-13 20:18:58,834 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:58,834 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:58,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 20:18:58,834 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:58,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:58,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1063571695, now seen corresponding path program 1 times [2022-12-13 20:18:58,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:58,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865399471] [2022-12-13 20:18:58,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:58,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 20:18:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 20:18:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 20:18:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 20:18:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 20:18:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:18:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 20:18:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 20:18:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 20:18:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 20:18:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:18:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 20:18:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:18:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:18:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 20:18:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 20:18:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 20:18:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-12-13 20:18:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 20:18:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 20:18:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 20:18:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:18:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 20:18:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 20:18:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 20:18:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 20:18:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 20:18:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 20:18:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 20:18:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-12-13 20:18:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-12-13 20:18:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-12-13 20:18:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-12-13 20:18:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:59,503 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-12-13 20:18:59,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:59,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865399471] [2022-12-13 20:18:59,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865399471] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 20:18:59,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526918174] [2022-12-13 20:18:59,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:59,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:18:59,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:18:59,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 20:18:59,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 20:19:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:00,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 3632 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:19:00,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:19:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-12-13 20:19:00,396 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:19:00,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526918174] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:19:00,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 20:19:00,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2022-12-13 20:19:00,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154463469] [2022-12-13 20:19:00,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:19:00,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:19:00,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:19:00,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:19:00,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-12-13 20:19:00,397 INFO L87 Difference]: Start difference. First operand 4581 states and 6319 transitions. Second operand has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 2 states have call successors, (48), 2 states have call predecessors, (48), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2022-12-13 20:19:00,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:00,839 INFO L93 Difference]: Finished difference Result 7826 states and 10835 transitions. [2022-12-13 20:19:00,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:19:00,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 2 states have call successors, (48), 2 states have call predecessors, (48), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 381 [2022-12-13 20:19:00,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:00,842 INFO L225 Difference]: With dead ends: 7826 [2022-12-13 20:19:00,842 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 20:19:00,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 494 GetRequests, 482 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-12-13 20:19:00,854 INFO L413 NwaCegarLoop]: 2359 mSDtfsCounter, 799 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 3844 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 20:19:00,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [799 Valid, 3844 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 20:19:00,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 20:19:00,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 20:19:00,855 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 20:19:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 20:19:00,856 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 381 [2022-12-13 20:19:00,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:19:00,857 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 20:19:00,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 2 states have call successors, (48), 2 states have call predecessors, (48), 3 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2022-12-13 20:19:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 20:19:00,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 20:19:00,859 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 20:19:00,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 20:19:01,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc7b738-f6a9-4c6f-ad13-4f35b98d1484/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-12-13 20:19:01,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 20:24:14,724 WARN L233 SmtUtils]: Spent 5.22m on a formula simplification that was a NOOP. DAG size: 117 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-12-13 20:29:34,572 WARN L233 SmtUtils]: Spent 5.33m on a formula simplification that was a NOOP. DAG size: 117 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)