./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R --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 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 --- 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-38b53e6 [2022-11-25 15:50:07,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:50:07,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:50:07,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:50:07,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:50:07,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:50:07,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:50:07,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:50:07,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:50:07,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:50:07,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:50:07,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:50:07,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:50:07,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:50:07,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:50:07,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:50:07,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:50:07,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:50:07,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:50:07,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:50:07,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:50:07,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:50:07,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:50:07,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:50:07,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:50:07,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:50:07,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:50:07,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:50:07,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:50:07,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:50:07,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:50:07,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:50:07,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:50:07,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:50:07,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:50:07,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:50:07,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:50:07,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:50:07,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:50:07,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:50:07,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:50:07,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:50:07,879 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:50:07,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:50:07,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:50:07,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:50:07,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:50:07,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:50:07,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:50:07,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:50:07,883 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:50:07,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:50:07,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:50:07,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:50:07,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:50:07,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:50:07,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:50:07,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:50:07,886 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:50:07,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:50:07,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:50:07,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:50:07,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:50:07,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:50:07,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:50:07,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:50:07,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:50:07,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:50:07,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:50:07,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:50:07,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:50:07,889 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:50:07,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:50:07,890 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_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 [2022-11-25 15:50:08,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:50:08,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:50:08,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:50:08,226 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:50:08,226 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:50:08,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-11-25 15:50:11,365 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:50:11,922 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:50:11,924 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-11-25 15:50:11,974 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/data/498c88f1e/601bbb76fa2a49b38fcc652b961afbfc/FLAG91b45230a [2022-11-25 15:50:11,997 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/data/498c88f1e/601bbb76fa2a49b38fcc652b961afbfc [2022-11-25 15:50:12,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:50:12,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:50:12,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:50:12,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:50:12,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:50:12,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:50:11" (1/1) ... [2022-11-25 15:50:12,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74b2f84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:12, skipping insertion in model container [2022-11-25 15:50:12,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:50:11" (1/1) ... [2022-11-25 15:50:12,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:50:12,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:50:12,815 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 15:50:13,112 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:50:13,121 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 15:50:13,214 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:13,512 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:13,514 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:13,515 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:13,517 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:13,518 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:13,524 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:13,525 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 15:50:13,528 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:13,530 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 15:50:13,531 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 15:50:13,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,568 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:13,570 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 15:50:13,570 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 15:50:13,571 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:13,577 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:13,579 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 15:50:13,584 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:13,589 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,594 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,595 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,601 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,602 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,610 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,616 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:13,617 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 15:50:13,619 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,621 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,629 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,632 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:13,633 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 15:50:13,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,642 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,649 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,660 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:13,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,695 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:50:13,696 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:13,696 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 15:50:13,698 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 15:50:13,698 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 15:50:13,699 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:50:13,699 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 15:50:13,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,715 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:13,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,731 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 15:50:13,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,733 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-11-25 15:50:13,734 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-11-25 15:50:13,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,741 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,743 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,759 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:13,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,763 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,777 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:13,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,788 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,793 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,794 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,794 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,817 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,817 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,818 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,821 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,822 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,836 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,837 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,855 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:13,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,868 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:13,873 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:13,873 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 15:50:13,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,881 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:13,881 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:13,882 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 15:50:13,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,935 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:13,935 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 15:50:13,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,944 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 15:50:13,947 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:13,947 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 15:50:13,949 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,949 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 15:50:13,951 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,961 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,961 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,967 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,967 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,971 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,973 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 15:50:13,973 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 15:50:13,973 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:13,986 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 15:50:13,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:13,994 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:13,995 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 15:50:13,995 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 15:50:14,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,003 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,004 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 15:50:14,004 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,005 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-11-25 15:50:14,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,009 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,011 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,011 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 15:50:14,017 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-11-25 15:50:14,022 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 15:50:14,023 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 15:50:14,024 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 15:50:14,024 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 15:50:14,024 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 15:50:14,025 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 15:50:14,025 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 15:50:14,025 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 15:50:14,026 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:50:14,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,028 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:50:14,029 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:50:14,029 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:50:14,029 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,030 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-11-25 15:50:14,030 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 15:50:14,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,031 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 15:50:14,031 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 15:50:14,036 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:50:14,038 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,042 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,042 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,042 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 15:50:14,043 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 15:50:14,043 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 15:50:14,051 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:50:14,052 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,052 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,053 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,054 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,060 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,066 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 15:50:14,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,067 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 15:50:14,070 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 15:50:14,070 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,074 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 15:50:14,074 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 15:50:14,075 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-11-25 15:50:14,103 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:50:14,114 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:50:14,115 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 15:50:14,116 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:50:14,116 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 15:50:14,117 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 15:50:14,119 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,120 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,120 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,120 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:50:14,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,123 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,123 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:50:14,124 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 15:50:14,124 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,124 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,125 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,125 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,126 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:50:14,127 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 15:50:14,127 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,128 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,128 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,128 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,129 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,129 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,130 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,130 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,134 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_d0a22009-0a09-4bbf-9973-f6613810cdce/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2022-11-25 15:50:14,346 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,352 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,359 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,360 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,364 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:50:14,393 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:50:14,480 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 15:50:14,485 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:50:14,486 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 15:50:14,487 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,495 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:14,496 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:14,496 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:14,497 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:14,497 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 15:50:14,499 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:14,499 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 15:50:14,500 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,501 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 15:50:14,501 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 15:50:14,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,507 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:14,509 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 15:50:14,511 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 15:50:14,511 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:14,512 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:14,514 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 15:50:14,516 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:14,519 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,520 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,521 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,523 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,524 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,526 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,529 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,530 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 15:50:14,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,536 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,538 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,539 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 15:50:14,541 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,543 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,545 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,551 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 15:50:14,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,564 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,565 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,569 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:50:14,569 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:14,569 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 15:50:14,571 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 15:50:14,573 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 15:50:14,573 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 15:50:14,574 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 15:50:14,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,586 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:14,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,593 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 15:50:14,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,594 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-11-25 15:50:14,595 WARN L623 FunctionHandler]: Unknown extern function find_next_zero_bit [2022-11-25 15:50:14,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,608 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:14,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,614 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:14,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,617 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,618 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,621 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,624 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,636 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,639 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 15:50:14,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,648 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,649 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:14,649 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 15:50:14,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,651 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,652 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 15:50:14,652 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 15:50:14,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,664 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,669 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,670 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 15:50:14,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,671 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 15:50:14,674 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,674 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 15:50:14,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,675 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 15:50:14,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,691 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,691 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,692 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,692 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,693 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 15:50:14,694 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 15:50:14,753 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,755 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 15:50:14,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,757 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:50:14,757 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 15:50:14,757 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 15:50:14,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,760 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,760 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 15:50:14,761 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,761 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-11-25 15:50:14,762 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,764 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,764 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,765 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 15:50:14,768 WARN L623 FunctionHandler]: Unknown extern function idr_alloc [2022-11-25 15:50:14,769 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 15:50:14,769 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 15:50:14,772 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 15:50:14,775 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 15:50:14,775 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 15:50:14,776 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 15:50:14,776 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 15:50:14,777 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 15:50:14,777 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 15:50:14,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,787 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 15:50:14,788 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:50:14,788 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:50:14,789 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,789 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-11-25 15:50:14,789 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 15:50:14,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,790 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 15:50:14,790 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-11-25 15:50:14,792 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:50:14,796 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,798 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 15:50:14,798 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 15:50:14,798 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 15:50:14,799 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 15:50:14,801 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:50:14,801 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 15:50:14,802 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,802 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,803 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:50:14,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,805 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:50:14,808 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 15:50:14,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,809 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 15:50:14,809 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 15:50:14,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:50:14,811 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 15:50:14,811 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 15:50:14,814 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-11-25 15:50:14,825 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:50:14,829 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:50:14,830 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 15:50:14,830 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:50:14,831 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 15:50:14,838 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 15:50:14,838 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,839 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,839 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,840 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:50:14,840 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,841 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,841 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,841 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:50:14,842 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 15:50:14,842 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,843 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,844 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 15:50:14,844 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 15:50:14,845 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,845 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,845 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,846 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,847 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,847 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,848 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 15:50:14,848 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:50:14,849 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_d0a22009-0a09-4bbf-9973-f6613810cdce/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2022-11-25 15:50:14,865 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,866 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,866 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,867 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,872 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:50:14,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:50:14,991 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:50:14,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14 WrapperNode [2022-11-25 15:50:14,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:50:14,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:50:14,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:50:14,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:50:15,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,306 INFO L138 Inliner]: procedures = 306, calls = 1751, calls flagged for inlining = 109, calls inlined = 100, statements flattened = 3798 [2022-11-25 15:50:15,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:50:15,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:50:15,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:50:15,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:50:15,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,537 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:50:15,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:50:15,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:50:15,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:50:15,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (1/1) ... [2022-11-25 15:50:15,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:50:15,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:50:15,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:50:15,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:50:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-25 15:50:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-25 15:50:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_memstick_host [2022-11-25 15:50:15,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_memstick_host [2022-11-25 15:50:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 15:50:15,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 15:50:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 15:50:15,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 15:50:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 15:50:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 15:50:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure msb_stop [2022-11-25 15:50:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_stop [2022-11-25 15:50:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_pba [2022-11-25 15:50:15,673 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_pba [2022-11-25 15:50:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-25 15:50:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-25 15:50:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:50:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:50:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure blk_fetch_request [2022-11-25 15:50:15,674 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_fetch_request [2022-11-25 15:50:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-25 15:50:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-25 15:50:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-25 15:50:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-25 15:50:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 15:50:15,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 15:50:15,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 15:50:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 15:50:15,676 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2022-11-25 15:50:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2022-11-25 15:50:15,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 15:50:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 15:50:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 15:50:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 15:50:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure msb_validate_used_block_bitmap [2022-11-25 15:50:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_validate_used_block_bitmap [2022-11-25 15:50:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 15:50:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 15:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure msb_verify_block [2022-11-25 15:50:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_verify_block [2022-11-25 15:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 15:50:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 15:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-11-25 15:50:15,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-11-25 15:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_msb_disk_lock [2022-11-25 15:50:15,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_msb_disk_lock [2022-11-25 15:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_write [2022-11-25 15:50:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_write [2022-11-25 15:50:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 15:50:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-25 15:50:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-25 15:50:15,680 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-11-25 15:50:15,680 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-11-25 15:50:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request [2022-11-25 15:50:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request [2022-11-25 15:50:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:50:15,681 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-25 15:50:15,681 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-25 15:50:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure msb_invalidate_reg_window [2022-11-25 15:50:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_invalidate_reg_window [2022-11-25 15:50:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure msb_io_work [2022-11-25 15:50:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_io_work [2022-11-25 15:50:15,682 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 15:50:15,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 15:50:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-11-25 15:50:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-11-25 15:50:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:50:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure msb_erase_block [2022-11-25 15:50:15,683 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_erase_block [2022-11-25 15:50:15,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:50:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-11-25 15:50:15,684 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-11-25 15:50:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure msb_data_clear [2022-11-25 15:50:15,684 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_data_clear [2022-11-25 15:50:15,684 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 15:50:15,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 15:50:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-25 15:50:15,685 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-25 15:50:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 15:50:15,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 15:50:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 15:50:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 15:50:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 15:50:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 15:50:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_bad_block_table [2022-11-25 15:50:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_bad_block_table [2022-11-25 15:50:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure msb_update_block [2022-11-25 15:50:15,687 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_update_block [2022-11-25 15:50:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_flush [2022-11-25 15:50:15,687 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_flush [2022-11-25 15:50:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-25 15:50:15,687 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-25 15:50:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-25 15:50:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-25 15:50:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2022-11-25 15:50:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2022-11-25 15:50:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure msb_run_state_machine [2022-11-25 15:50:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_run_state_machine [2022-11-25 15:50:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure msb_sg_copy [2022-11-25 15:50:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_sg_copy [2022-11-25 15:50:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-25 15:50:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-25 15:50:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 15:50:15,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 15:50:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2022-11-25 15:50:15,690 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2022-11-25 15:50:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_memstick_host [2022-11-25 15:50:15,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_memstick_host [2022-11-25 15:50:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:50:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-25 15:50:15,691 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-25 15:50:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_lba [2022-11-25 15:50:15,691 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_lba [2022-11-25 15:50:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2022-11-25 15:50:15,691 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2022-11-25 15:50:15,691 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2022-11-25 15:50:15,692 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2022-11-25 15:50:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-11-25 15:50:15,692 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-11-25 15:50:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:50:15,692 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:50:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-25 15:50:15,693 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-25 15:50:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure msb_bd_getgeo [2022-11-25 15:50:15,693 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_bd_getgeo [2022-11-25 15:50:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:50:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure msb_remove [2022-11-25 15:50:15,693 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_remove [2022-11-25 15:50:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:50:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:50:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-25 15:50:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-25 15:50:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_bad [2022-11-25 15:50:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_bad [2022-11-25 15:50:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 15:50:15,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 15:50:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:50:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2022-11-25 15:50:15,695 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2022-11-25 15:50:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 15:50:15,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 15:50:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:50:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2022-11-25 15:50:15,696 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2022-11-25 15:50:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:50:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_page [2022-11-25 15:50:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_page [2022-11-25 15:50:15,697 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-25 15:50:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-25 15:50:15,697 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-25 15:50:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-25 15:50:15,697 INFO L130 BoogieDeclarations]: Found specification of procedure msb_set_overwrite_flag [2022-11-25 15:50:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_set_overwrite_flag [2022-11-25 15:50:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2022-11-25 15:50:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2022-11-25 15:50:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-25 15:50:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-25 15:50:15,698 INFO L130 BoogieDeclarations]: Found specification of procedure msb_disk_release [2022-11-25 15:50:15,698 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_disk_release [2022-11-25 15:50:15,699 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_block_used [2022-11-25 15:50:15,699 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_block_used [2022-11-25 15:50:15,699 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_discard [2022-11-25 15:50:15,699 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_discard [2022-11-25 15:50:15,699 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:50:15,699 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:50:15,700 INFO L130 BoogieDeclarations]: Found specification of procedure msb_start [2022-11-25 15:50:15,700 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_start [2022-11-25 15:50:15,700 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-25 15:50:15,700 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-25 15:50:15,700 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-25 15:50:15,700 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-25 15:50:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-25 15:50:15,701 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-25 15:50:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure msb_init_card [2022-11-25 15:50:15,701 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_init_card [2022-11-25 15:50:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-11-25 15:50:15,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-11-25 15:50:15,701 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 15:50:15,702 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 15:50:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:50:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-11-25 15:50:15,702 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-11-25 15:50:15,702 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-25 15:50:15,702 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-25 15:50:15,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_msb_disk_lock [2022-11-25 15:50:15,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_msb_disk_lock [2022-11-25 15:50:15,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:50:15,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:50:16,445 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:50:16,455 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:50:16,814 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 15:50:19,846 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:50:19,863 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:50:19,864 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 15:50:19,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:50:19 BoogieIcfgContainer [2022-11-25 15:50:19,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:50:19,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:50:19,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:50:19,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:50:19,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:50:11" (1/3) ... [2022-11-25 15:50:19,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e5f7c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:50:19, skipping insertion in model container [2022-11-25 15:50:19,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:50:14" (2/3) ... [2022-11-25 15:50:19,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e5f7c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:50:19, skipping insertion in model container [2022-11-25 15:50:19,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:50:19" (3/3) ... [2022-11-25 15:50:19,879 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2022-11-25 15:50:19,902 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:50:19,902 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 15:50:20,006 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:50:20,014 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;@d39d61f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:50:20,014 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 15:50:20,027 INFO L276 IsEmpty]: Start isEmpty. Operand has 1458 states, 1026 states have (on average 1.3771929824561404) internal successors, (1413), 1070 states have internal predecessors, (1413), 343 states have call successors, (343), 88 states have call predecessors, (343), 87 states have return successors, (337), 331 states have call predecessors, (337), 337 states have call successors, (337) [2022-11-25 15:50:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-25 15:50:20,043 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:20,044 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:20,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:20,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:20,052 INFO L85 PathProgramCache]: Analyzing trace with hash 677741040, now seen corresponding path program 1 times [2022-11-25 15:50:20,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:20,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830801100] [2022-11-25 15:50:20,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:20,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:20,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:20,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:21,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:21,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830801100] [2022-11-25 15:50:21,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830801100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:21,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:21,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:21,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967801466] [2022-11-25 15:50:21,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:21,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:21,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:21,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:21,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:21,238 INFO L87 Difference]: Start difference. First operand has 1458 states, 1026 states have (on average 1.3771929824561404) internal successors, (1413), 1070 states have internal predecessors, (1413), 343 states have call successors, (343), 88 states have call predecessors, (343), 87 states have return successors, (337), 331 states have call predecessors, (337), 337 states have call successors, (337) Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-25 15:50:29,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:29,328 INFO L93 Difference]: Finished difference Result 4916 states and 7436 transitions. [2022-11-25 15:50:29,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:50:29,331 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 84 [2022-11-25 15:50:29,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:29,399 INFO L225 Difference]: With dead ends: 4916 [2022-11-25 15:50:29,399 INFO L226 Difference]: Without dead ends: 3412 [2022-11-25 15:50:29,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:50:29,429 INFO L413 NwaCegarLoop]: 1954 mSDtfsCounter, 5014 mSDsluCounter, 2564 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 3158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5279 SdHoareTripleChecker+Valid, 4518 SdHoareTripleChecker+Invalid, 5665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3158 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:29,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5279 Valid, 4518 Invalid, 5665 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3158 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2022-11-25 15:50:29,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3412 states. [2022-11-25 15:50:29,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3412 to 2789. [2022-11-25 15:50:29,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2789 states, 1967 states have (on average 1.364006100660905) internal successors, (2683), 2033 states have internal predecessors, (2683), 651 states have call successors, (651), 171 states have call predecessors, (651), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-11-25 15:50:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2789 states and 3976 transitions. [2022-11-25 15:50:29,835 INFO L78 Accepts]: Start accepts. Automaton has 2789 states and 3976 transitions. Word has length 84 [2022-11-25 15:50:29,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:29,837 INFO L495 AbstractCegarLoop]: Abstraction has 2789 states and 3976 transitions. [2022-11-25 15:50:29,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-25 15:50:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 3976 transitions. [2022-11-25 15:50:29,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-25 15:50:29,847 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:29,847 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:29,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:50:29,848 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:29,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:29,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1149794604, now seen corresponding path program 1 times [2022-11-25 15:50:29,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:29,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138348654] [2022-11-25 15:50:29,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:29,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:30,215 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:30,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:30,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138348654] [2022-11-25 15:50:30,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138348654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:30,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:30,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:30,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503226091] [2022-11-25 15:50:30,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:30,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:30,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:30,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:30,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:30,220 INFO L87 Difference]: Start difference. First operand 2789 states and 3976 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:35,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:35,450 INFO L93 Difference]: Finished difference Result 3392 states and 5062 transitions. [2022-11-25 15:50:35,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:35,451 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 87 [2022-11-25 15:50:35,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:35,477 INFO L225 Difference]: With dead ends: 3392 [2022-11-25 15:50:35,477 INFO L226 Difference]: Without dead ends: 3389 [2022-11-25 15:50:35,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:50:35,482 INFO L413 NwaCegarLoop]: 1618 mSDtfsCounter, 3180 mSDsluCounter, 1691 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 1298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3399 SdHoareTripleChecker+Valid, 3309 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1298 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:35,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3399 Valid, 3309 Invalid, 3089 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1298 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-25 15:50:35,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3389 states. [2022-11-25 15:50:35,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3389 to 2788. [2022-11-25 15:50:35,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 1967 states have (on average 1.3634977122521605) internal successors, (2682), 2032 states have internal predecessors, (2682), 650 states have call successors, (650), 171 states have call predecessors, (650), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-11-25 15:50:35,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 3974 transitions. [2022-11-25 15:50:35,669 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 3974 transitions. Word has length 87 [2022-11-25 15:50:35,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:35,671 INFO L495 AbstractCegarLoop]: Abstraction has 2788 states and 3974 transitions. [2022-11-25 15:50:35,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3974 transitions. [2022-11-25 15:50:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-25 15:50:35,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:35,679 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:35,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:50:35,680 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:35,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:35,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1284388764, now seen corresponding path program 1 times [2022-11-25 15:50:35,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:35,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337149451] [2022-11-25 15:50:35,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:35,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:35,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:36,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:36,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337149451] [2022-11-25 15:50:36,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337149451] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:36,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:36,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:36,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383826143] [2022-11-25 15:50:36,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:36,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:36,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:36,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:36,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:36,038 INFO L87 Difference]: Start difference. First operand 2788 states and 3974 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:41,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:41,349 INFO L93 Difference]: Finished difference Result 3391 states and 5060 transitions. [2022-11-25 15:50:41,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:41,350 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 88 [2022-11-25 15:50:41,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:41,375 INFO L225 Difference]: With dead ends: 3391 [2022-11-25 15:50:41,376 INFO L226 Difference]: Without dead ends: 3388 [2022-11-25 15:50:41,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:50:41,384 INFO L413 NwaCegarLoop]: 1615 mSDtfsCounter, 3171 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 1777 mSolverCounterSat, 1293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3398 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 3070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1293 IncrementalHoareTripleChecker+Valid, 1777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:41,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3398 Valid, 3308 Invalid, 3070 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1293 Valid, 1777 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-11-25 15:50:41,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3388 states. [2022-11-25 15:50:41,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3388 to 2787. [2022-11-25 15:50:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2787 states, 1967 states have (on average 1.3629893238434163) internal successors, (2681), 2031 states have internal predecessors, (2681), 649 states have call successors, (649), 171 states have call predecessors, (649), 170 states have return successors, (642), 628 states have call predecessors, (642), 642 states have call successors, (642) [2022-11-25 15:50:41,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2787 states and 3972 transitions. [2022-11-25 15:50:41,591 INFO L78 Accepts]: Start accepts. Automaton has 2787 states and 3972 transitions. Word has length 88 [2022-11-25 15:50:41,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:41,593 INFO L495 AbstractCegarLoop]: Abstraction has 2787 states and 3972 transitions. [2022-11-25 15:50:41,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3972 transitions. [2022-11-25 15:50:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-25 15:50:41,596 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:41,596 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:41,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:50:41,596 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:41,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:41,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1161835561, now seen corresponding path program 1 times [2022-11-25 15:50:41,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:41,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769572932] [2022-11-25 15:50:41,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:41,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:41,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:41,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769572932] [2022-11-25 15:50:41,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769572932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:41,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:41,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:41,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348218940] [2022-11-25 15:50:41,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:41,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:41,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:41,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:42,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:42,000 INFO L87 Difference]: Start difference. First operand 2787 states and 3972 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:47,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:47,492 INFO L93 Difference]: Finished difference Result 4868 states and 7165 transitions. [2022-11-25 15:50:47,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:50:47,493 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 89 [2022-11-25 15:50:47,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:47,525 INFO L225 Difference]: With dead ends: 4868 [2022-11-25 15:50:47,525 INFO L226 Difference]: Without dead ends: 4864 [2022-11-25 15:50:47,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:50:47,530 INFO L413 NwaCegarLoop]: 2119 mSDtfsCounter, 3992 mSDsluCounter, 1886 mSDsCounter, 0 mSdLazyCounter, 1954 mSolverCounterSat, 2016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4222 SdHoareTripleChecker+Valid, 4005 SdHoareTripleChecker+Invalid, 3970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2016 IncrementalHoareTripleChecker+Valid, 1954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:47,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4222 Valid, 4005 Invalid, 3970 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2016 Valid, 1954 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-25 15:50:47,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-11-25 15:50:47,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 4055. [2022-11-25 15:50:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4055 states, 2857 states have (on average 1.353167658382919) internal successors, (3866), 2941 states have internal predecessors, (3866), 923 states have call successors, (923), 275 states have call predecessors, (923), 274 states have return successors, (918), 898 states have call predecessors, (918), 918 states have call successors, (918) [2022-11-25 15:50:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 4055 states and 5707 transitions. [2022-11-25 15:50:47,812 INFO L78 Accepts]: Start accepts. Automaton has 4055 states and 5707 transitions. Word has length 89 [2022-11-25 15:50:47,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:47,812 INFO L495 AbstractCegarLoop]: Abstraction has 4055 states and 5707 transitions. [2022-11-25 15:50:47,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 5707 transitions. [2022-11-25 15:50:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-25 15:50:47,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:47,820 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:47,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:50:47,821 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:47,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:47,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1657648697, now seen corresponding path program 1 times [2022-11-25 15:50:47,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:47,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113788249] [2022-11-25 15:50:47,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:47,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:48,145 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:48,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:48,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113788249] [2022-11-25 15:50:48,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113788249] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:48,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:48,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:48,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89952209] [2022-11-25 15:50:48,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:48,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:48,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:48,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:48,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:48,149 INFO L87 Difference]: Start difference. First operand 4055 states and 5707 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:52,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:52,785 INFO L93 Difference]: Finished difference Result 4900 states and 7196 transitions. [2022-11-25 15:50:52,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:50:52,786 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2022-11-25 15:50:52,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:52,820 INFO L225 Difference]: With dead ends: 4900 [2022-11-25 15:50:52,820 INFO L226 Difference]: Without dead ends: 4896 [2022-11-25 15:50:52,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:50:52,826 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 2877 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 1221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3081 SdHoareTripleChecker+Valid, 3552 SdHoareTripleChecker+Invalid, 3037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1221 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:52,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3081 Valid, 3552 Invalid, 3037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1221 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-25 15:50:52,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-11-25 15:50:53,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 4087. [2022-11-25 15:50:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 2877 states have (on average 1.3496697949252694) internal successors, (3883), 2959 states have internal predecessors, (3883), 929 states have call successors, (929), 281 states have call predecessors, (929), 280 states have return successors, (926), 906 states have call predecessors, (926), 926 states have call successors, (926) [2022-11-25 15:50:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 5738 transitions. [2022-11-25 15:50:53,233 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 5738 transitions. Word has length 90 [2022-11-25 15:50:53,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:53,235 INFO L495 AbstractCegarLoop]: Abstraction has 4087 states and 5738 transitions. [2022-11-25 15:50:53,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 5738 transitions. [2022-11-25 15:50:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-25 15:50:53,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:53,238 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:53,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:50:53,239 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:53,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:53,240 INFO L85 PathProgramCache]: Analyzing trace with hash 152018138, now seen corresponding path program 1 times [2022-11-25 15:50:53,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:53,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857208913] [2022-11-25 15:50:53,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:50:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:50:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:50:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:50:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:50:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:50:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:50:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:50:53,567 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-25 15:50:53,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:50:53,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857208913] [2022-11-25 15:50:53,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857208913] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:50:53,568 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:50:53,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:50:53,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589358948] [2022-11-25 15:50:53,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:50:53,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:50:53,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:50:53,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:50:53,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:50:53,570 INFO L87 Difference]: Start difference. First operand 4087 states and 5738 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:59,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:50:59,360 INFO L93 Difference]: Finished difference Result 4896 states and 7190 transitions. [2022-11-25 15:50:59,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:50:59,361 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-11-25 15:50:59,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:50:59,397 INFO L225 Difference]: With dead ends: 4896 [2022-11-25 15:50:59,398 INFO L226 Difference]: Without dead ends: 4880 [2022-11-25 15:50:59,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:50:59,404 INFO L413 NwaCegarLoop]: 1611 mSDtfsCounter, 2906 mSDsluCounter, 2543 mSDsCounter, 0 mSdLazyCounter, 2320 mSolverCounterSat, 1207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3125 SdHoareTripleChecker+Valid, 4154 SdHoareTripleChecker+Invalid, 3527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1207 IncrementalHoareTripleChecker+Valid, 2320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:50:59,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3125 Valid, 4154 Invalid, 3527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1207 Valid, 2320 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-25 15:50:59,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-11-25 15:50:59,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4073. [2022-11-25 15:50:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 2866 states have (on average 1.3496161898115842) internal successors, (3868), 2946 states have internal predecessors, (3868), 926 states have call successors, (926), 281 states have call predecessors, (926), 280 states have return successors, (924), 905 states have call predecessors, (924), 924 states have call successors, (924) [2022-11-25 15:50:59,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 5718 transitions. [2022-11-25 15:50:59,891 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 5718 transitions. Word has length 91 [2022-11-25 15:50:59,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:50:59,892 INFO L495 AbstractCegarLoop]: Abstraction has 4073 states and 5718 transitions. [2022-11-25 15:50:59,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:50:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 5718 transitions. [2022-11-25 15:50:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-25 15:50:59,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:50:59,900 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:50:59,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:50:59,901 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:50:59,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:50:59,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1822612383, now seen corresponding path program 1 times [2022-11-25 15:50:59,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:50:59,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27076642] [2022-11-25 15:50:59,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:50:59,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:50:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:51:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:51:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:51:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:51:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:51:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:51:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:51:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 15:51:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 15:51:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-11-25 15:51:00,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:00,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27076642] [2022-11-25 15:51:00,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27076642] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:00,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:00,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 15:51:00,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501973562] [2022-11-25 15:51:00,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:00,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 15:51:00,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:00,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 15:51:00,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:51:00,587 INFO L87 Difference]: Start difference. First operand 4073 states and 5718 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 15:51:14,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:14,959 INFO L93 Difference]: Finished difference Result 11362 states and 16428 transitions. [2022-11-25 15:51:14,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 15:51:14,960 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 144 [2022-11-25 15:51:14,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:15,003 INFO L225 Difference]: With dead ends: 11362 [2022-11-25 15:51:15,003 INFO L226 Difference]: Without dead ends: 7309 [2022-11-25 15:51:15,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:51:15,023 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 7187 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 9474 mSolverCounterSat, 4055 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7500 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 13529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4055 IncrementalHoareTripleChecker+Valid, 9474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:15,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7500 Valid, 1546 Invalid, 13529 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4055 Valid, 9474 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2022-11-25 15:51:15,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7309 states. [2022-11-25 15:51:15,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7309 to 6091. [2022-11-25 15:51:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6091 states, 4289 states have (on average 1.3504313359757518) internal successors, (5792), 4409 states have internal predecessors, (5792), 1381 states have call successors, (1381), 421 states have call predecessors, (1381), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-11-25 15:51:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6091 states to 6091 states and 8552 transitions. [2022-11-25 15:51:15,715 INFO L78 Accepts]: Start accepts. Automaton has 6091 states and 8552 transitions. Word has length 144 [2022-11-25 15:51:15,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:15,716 INFO L495 AbstractCegarLoop]: Abstraction has 6091 states and 8552 transitions. [2022-11-25 15:51:15,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 15:51:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6091 states and 8552 transitions. [2022-11-25 15:51:15,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-25 15:51:15,722 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:15,722 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:51:15,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:51:15,723 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:51:15,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:15,723 INFO L85 PathProgramCache]: Analyzing trace with hash -4653232, now seen corresponding path program 1 times [2022-11-25 15:51:15,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:15,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896448282] [2022-11-25 15:51:15,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:15,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:51:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:51:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:51:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:51:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:51:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:51:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:51:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 15:51:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 15:51:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-25 15:51:16,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:16,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896448282] [2022-11-25 15:51:16,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896448282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:16,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:16,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 15:51:16,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508317906] [2022-11-25 15:51:16,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:16,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 15:51:16,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:16,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 15:51:16,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:51:16,206 INFO L87 Difference]: Start difference. First operand 6091 states and 8552 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 15:51:22,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:22,944 INFO L93 Difference]: Finished difference Result 13299 states and 19520 transitions. [2022-11-25 15:51:22,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:51:22,944 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 145 [2022-11-25 15:51:22,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:22,979 INFO L225 Difference]: With dead ends: 13299 [2022-11-25 15:51:22,979 INFO L226 Difference]: Without dead ends: 7228 [2022-11-25 15:51:23,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-25 15:51:23,017 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 4215 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 3161 mSolverCounterSat, 3030 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4289 SdHoareTripleChecker+Valid, 909 SdHoareTripleChecker+Invalid, 6191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3030 IncrementalHoareTripleChecker+Valid, 3161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:23,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4289 Valid, 909 Invalid, 6191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3030 Valid, 3161 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-11-25 15:51:23,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7228 states. [2022-11-25 15:51:23,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7228 to 6055. [2022-11-25 15:51:23,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6055 states, 4253 states have (on average 1.281213261227369) internal successors, (5449), 4373 states have internal predecessors, (5449), 1381 states have call successors, (1381), 421 states have call predecessors, (1381), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-11-25 15:51:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 6055 states and 8209 transitions. [2022-11-25 15:51:23,781 INFO L78 Accepts]: Start accepts. Automaton has 6055 states and 8209 transitions. Word has length 145 [2022-11-25 15:51:23,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:23,782 INFO L495 AbstractCegarLoop]: Abstraction has 6055 states and 8209 transitions. [2022-11-25 15:51:23,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-25 15:51:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 6055 states and 8209 transitions. [2022-11-25 15:51:23,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-25 15:51:23,792 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:23,792 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:51:23,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 15:51:23,793 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:51:23,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:23,794 INFO L85 PathProgramCache]: Analyzing trace with hash 418048594, now seen corresponding path program 1 times [2022-11-25 15:51:23,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:23,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447068458] [2022-11-25 15:51:23,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:23,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:51:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:51:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:51:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:51:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:51:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:51:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:51:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 15:51:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-11-25 15:51:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-25 15:51:24,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:24,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447068458] [2022-11-25 15:51:24,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447068458] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:24,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:24,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 15:51:24,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218354483] [2022-11-25 15:51:24,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:24,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 15:51:24,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:24,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 15:51:24,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 15:51:24,258 INFO L87 Difference]: Start difference. First operand 6055 states and 8209 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 15:51:31,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:31,898 INFO L93 Difference]: Finished difference Result 7230 states and 10275 transitions. [2022-11-25 15:51:31,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 15:51:31,899 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 145 [2022-11-25 15:51:31,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:31,944 INFO L225 Difference]: With dead ends: 7230 [2022-11-25 15:51:31,944 INFO L226 Difference]: Without dead ends: 7227 [2022-11-25 15:51:31,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2022-11-25 15:51:31,953 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 2580 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 5800 mSolverCounterSat, 1408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 7208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1408 IncrementalHoareTripleChecker+Valid, 5800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:31,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 1455 Invalid, 7208 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1408 Valid, 5800 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-11-25 15:51:31,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-11-25 15:51:32,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6054. [2022-11-25 15:51:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6054 states, 4253 states have (on average 1.2805078767928522) internal successors, (5446), 4372 states have internal predecessors, (5446), 1380 states have call successors, (1380), 421 states have call predecessors, (1380), 420 states have return successors, (1379), 1350 states have call predecessors, (1379), 1379 states have call successors, (1379) [2022-11-25 15:51:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6054 states to 6054 states and 8205 transitions. [2022-11-25 15:51:32,595 INFO L78 Accepts]: Start accepts. Automaton has 6054 states and 8205 transitions. Word has length 145 [2022-11-25 15:51:32,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:32,596 INFO L495 AbstractCegarLoop]: Abstraction has 6054 states and 8205 transitions. [2022-11-25 15:51:32,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 15:51:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 6054 states and 8205 transitions. [2022-11-25 15:51:32,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-25 15:51:32,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:32,605 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-25 15:51:32,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 15:51:32,606 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:51:32,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:32,606 INFO L85 PathProgramCache]: Analyzing trace with hash 162515662, now seen corresponding path program 1 times [2022-11-25 15:51:32,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:32,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625427385] [2022-11-25 15:51:32,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:32,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:51:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:51:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:51:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:51:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:51:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-25 15:51:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 15:51:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-11-25 15:51:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 15:51:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:32,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 15:51:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:32,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:51:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:51:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:51:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:51:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:51:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-25 15:51:33,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:33,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625427385] [2022-11-25 15:51:33,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625427385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:33,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:33,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 15:51:33,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631156739] [2022-11-25 15:51:33,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:33,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 15:51:33,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:33,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 15:51:33,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:51:33,064 INFO L87 Difference]: Start difference. First operand 6054 states and 8205 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 15:51:50,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:51:50,918 INFO L93 Difference]: Finished difference Result 16768 states and 23444 transitions. [2022-11-25 15:51:50,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 15:51:50,918 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 162 [2022-11-25 15:51:50,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:51:50,979 INFO L225 Difference]: With dead ends: 16768 [2022-11-25 15:51:50,979 INFO L226 Difference]: Without dead ends: 10734 [2022-11-25 15:51:51,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2022-11-25 15:51:51,008 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 5100 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 9534 mSolverCounterSat, 3056 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5338 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 12590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3056 IncrementalHoareTripleChecker+Valid, 9534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:51:51,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5338 Valid, 1984 Invalid, 12590 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3056 Valid, 9534 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2022-11-25 15:51:51,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10734 states. [2022-11-25 15:51:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10734 to 8428. [2022-11-25 15:51:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8428 states, 5986 states have (on average 1.2903441363180754) internal successors, (7724), 6145 states have internal predecessors, (7724), 1837 states have call successors, (1837), 605 states have call predecessors, (1837), 604 states have return successors, (1836), 1795 states have call predecessors, (1836), 1836 states have call successors, (1836) [2022-11-25 15:51:52,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8428 states to 8428 states and 11397 transitions. [2022-11-25 15:51:52,210 INFO L78 Accepts]: Start accepts. Automaton has 8428 states and 11397 transitions. Word has length 162 [2022-11-25 15:51:52,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:51:52,211 INFO L495 AbstractCegarLoop]: Abstraction has 8428 states and 11397 transitions. [2022-11-25 15:51:52,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (23), 8 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 15:51:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 8428 states and 11397 transitions. [2022-11-25 15:51:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-25 15:51:52,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:51:52,240 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:51:52,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 15:51:52,241 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:51:52,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:51:52,241 INFO L85 PathProgramCache]: Analyzing trace with hash 570031201, now seen corresponding path program 1 times [2022-11-25 15:51:52,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:51:52,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753259112] [2022-11-25 15:51:52,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:51:52,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:51:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:51:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:51:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:51:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:51:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:51:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:51:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:51:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:51:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-25 15:51:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-25 15:51:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-25 15:51:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-25 15:51:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-25 15:51:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 15:51:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:51:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:51:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:51:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:51:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:51:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:51:52,781 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-25 15:51:52,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:51:52,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753259112] [2022-11-25 15:51:52,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753259112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:51:52,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:51:52,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 15:51:52,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960677919] [2022-11-25 15:51:52,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:51:52,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 15:51:52,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:51:52,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 15:51:52,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 15:51:52,784 INFO L87 Difference]: Start difference. First operand 8428 states and 11397 transitions. Second operand has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-25 15:52:13,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:52:13,041 INFO L93 Difference]: Finished difference Result 22435 states and 31283 transitions. [2022-11-25 15:52:13,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 15:52:13,041 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 209 [2022-11-25 15:52:13,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:52:13,122 INFO L225 Difference]: With dead ends: 22435 [2022-11-25 15:52:13,122 INFO L226 Difference]: Without dead ends: 14037 [2022-11-25 15:52:13,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2022-11-25 15:52:13,151 INFO L413 NwaCegarLoop]: 481 mSDtfsCounter, 4474 mSDsluCounter, 1409 mSDsCounter, 0 mSdLazyCounter, 11354 mSolverCounterSat, 3404 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4732 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 14758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3404 IncrementalHoareTripleChecker+Valid, 11354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:52:13,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4732 Valid, 1890 Invalid, 14758 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3404 Valid, 11354 Invalid, 0 Unknown, 0 Unchecked, 17.2s Time] [2022-11-25 15:52:13,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14037 states. [2022-11-25 15:52:14,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14037 to 10880. [2022-11-25 15:52:14,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10880 states, 7786 states have (on average 1.294759825327511) internal successors, (10081), 7985 states have internal predecessors, (10081), 2292 states have call successors, (2292), 802 states have call predecessors, (2292), 801 states have return successors, (2291), 2238 states have call predecessors, (2291), 2291 states have call successors, (2291) [2022-11-25 15:52:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10880 states to 10880 states and 14664 transitions. [2022-11-25 15:52:14,599 INFO L78 Accepts]: Start accepts. Automaton has 10880 states and 14664 transitions. Word has length 209 [2022-11-25 15:52:14,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:52:14,600 INFO L495 AbstractCegarLoop]: Abstraction has 10880 states and 14664 transitions. [2022-11-25 15:52:14,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.444444444444445) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-25 15:52:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 10880 states and 14664 transitions. [2022-11-25 15:52:14,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-25 15:52:14,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:52:14,635 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:52:14,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 15:52:14,635 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:52:14,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:52:14,636 INFO L85 PathProgramCache]: Analyzing trace with hash 766736982, now seen corresponding path program 1 times [2022-11-25 15:52:14,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:52:14,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297778682] [2022-11-25 15:52:14,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:52:14,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:52:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:52:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:52:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:14,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:52:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:52:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:52:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:52:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:52:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 15:52:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:52:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:52:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-25 15:52:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 15:52:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 15:52:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-25 15:52:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:52:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:52:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:52:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:52:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-11-25 15:52:15,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:52:15,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297778682] [2022-11-25 15:52:15,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297778682] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:52:15,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:52:15,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-25 15:52:15,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922435964] [2022-11-25 15:52:15,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:52:15,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 15:52:15,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:52:15,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 15:52:15,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:52:15,277 INFO L87 Difference]: Start difference. First operand 10880 states and 14664 transitions. Second operand has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 15:52:35,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:52:35,509 INFO L93 Difference]: Finished difference Result 29479 states and 41100 transitions. [2022-11-25 15:52:35,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-25 15:52:35,510 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 237 [2022-11-25 15:52:35,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:52:35,589 INFO L225 Difference]: With dead ends: 29479 [2022-11-25 15:52:35,589 INFO L226 Difference]: Without dead ends: 18629 [2022-11-25 15:52:35,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2022-11-25 15:52:35,624 INFO L413 NwaCegarLoop]: 636 mSDtfsCounter, 4957 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 12820 mSolverCounterSat, 4000 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5194 SdHoareTripleChecker+Valid, 2601 SdHoareTripleChecker+Invalid, 16820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4000 IncrementalHoareTripleChecker+Valid, 12820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-11-25 15:52:35,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5194 Valid, 2601 Invalid, 16820 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4000 Valid, 12820 Invalid, 0 Unknown, 0 Unchecked, 16.3s Time] [2022-11-25 15:52:35,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18629 states. [2022-11-25 15:52:37,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18629 to 10886. [2022-11-25 15:52:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10886 states, 7792 states have (on average 1.2945328542094456) internal successors, (10087), 7991 states have internal predecessors, (10087), 2292 states have call successors, (2292), 802 states have call predecessors, (2292), 801 states have return successors, (2291), 2238 states have call predecessors, (2291), 2291 states have call successors, (2291) [2022-11-25 15:52:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10886 states to 10886 states and 14670 transitions. [2022-11-25 15:52:37,384 INFO L78 Accepts]: Start accepts. Automaton has 10886 states and 14670 transitions. Word has length 237 [2022-11-25 15:52:37,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:52:37,385 INFO L495 AbstractCegarLoop]: Abstraction has 10886 states and 14670 transitions. [2022-11-25 15:52:37,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 15:52:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 10886 states and 14670 transitions. [2022-11-25 15:52:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-11-25 15:52:37,431 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:52:37,432 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:52:37,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 15:52:37,433 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:52:37,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:52:37,433 INFO L85 PathProgramCache]: Analyzing trace with hash 2132118350, now seen corresponding path program 1 times [2022-11-25 15:52:37,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:52:37,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033639034] [2022-11-25 15:52:37,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:52:37,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:52:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:52:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:52:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:52:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:52:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:52:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:52:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:52:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 15:52:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:52:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-25 15:52:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-25 15:52:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 15:52:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:52:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:52:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 15:52:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 15:52:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:52:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 15:52:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:52:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-11-25 15:52:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-11-25 15:52:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-25 15:52:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 15:52:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 15:52:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-25 15:52:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:52:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:52:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:52:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:52:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-25 15:52:38,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:52:38,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033639034] [2022-11-25 15:52:38,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033639034] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 15:52:38,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756046861] [2022-11-25 15:52:38,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:52:38,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 15:52:38,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:52:38,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 15:52:38,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 15:52:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:39,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 2961 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 15:52:39,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 15:52:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-25 15:52:39,722 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 15:52:39,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756046861] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:52:39,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 15:52:39,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2022-11-25 15:52:39,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427937156] [2022-11-25 15:52:39,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:52:39,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 15:52:39,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:52:39,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 15:52:39,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-11-25 15:52:39,726 INFO L87 Difference]: Start difference. First operand 10886 states and 14670 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-25 15:52:42,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:52:42,238 INFO L93 Difference]: Finished difference Result 24537 states and 33067 transitions. [2022-11-25 15:52:42,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 15:52:42,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 316 [2022-11-25 15:52:42,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:52:42,292 INFO L225 Difference]: With dead ends: 24537 [2022-11-25 15:52:42,292 INFO L226 Difference]: Without dead ends: 13681 [2022-11-25 15:52:42,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-11-25 15:52:42,326 INFO L413 NwaCegarLoop]: 2207 mSDtfsCounter, 1846 mSDsluCounter, 1767 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 3974 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:52:42,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1846 Valid, 3974 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 15:52:42,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13681 states. [2022-11-25 15:52:44,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13681 to 13681. [2022-11-25 15:52:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13681 states, 9789 states have (on average 1.2962508938604556) internal successors, (12689), 10048 states have internal predecessors, (12689), 2869 states have call successors, (2869), 1023 states have call predecessors, (2869), 1022 states have return successors, (2868), 2803 states have call predecessors, (2868), 2868 states have call successors, (2868) [2022-11-25 15:52:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13681 states to 13681 states and 18426 transitions. [2022-11-25 15:52:44,522 INFO L78 Accepts]: Start accepts. Automaton has 13681 states and 18426 transitions. Word has length 316 [2022-11-25 15:52:44,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:52:44,523 INFO L495 AbstractCegarLoop]: Abstraction has 13681 states and 18426 transitions. [2022-11-25 15:52:44,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-25 15:52:44,524 INFO L276 IsEmpty]: Start isEmpty. Operand 13681 states and 18426 transitions. [2022-11-25 15:52:44,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-11-25 15:52:44,594 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:52:44,595 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:52:44,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 15:52:44,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0a22009-0a09-4bbf-9973-f6613810cdce/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-25 15:52:44,808 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:52:44,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:52:44,809 INFO L85 PathProgramCache]: Analyzing trace with hash -571666972, now seen corresponding path program 1 times [2022-11-25 15:52:44,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:52:44,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044856500] [2022-11-25 15:52:44,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:52:44,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:52:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:52:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:52:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:45,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:52:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:52:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:52:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:52:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:52:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 15:52:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:52:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-25 15:52:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-25 15:52:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 15:52:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:52:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:52:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 15:52:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 15:52:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:52:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:52:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 15:52:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:45,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:52:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 15:52:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:52:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 15:52:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 15:52:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:52:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-25 15:52:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 15:52:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-25 15:52:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-25 15:52:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-11-25 15:52:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2022-11-25 15:52:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-11-25 15:52:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-11-25 15:52:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-25 15:52:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:52:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:52:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:52:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:52:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:52:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:52:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-11-25 15:52:46,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:52:46,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044856500] [2022-11-25 15:52:46,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044856500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:52:46,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:52:46,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-25 15:52:46,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314742829] [2022-11-25 15:52:46,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:52:46,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-25 15:52:46,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:52:46,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-25 15:52:46,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:52:46,330 INFO L87 Difference]: Start difference. First operand 13681 states and 18426 transitions. Second operand has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-11-25 15:53:02,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 15:53:41,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:53:41,686 INFO L93 Difference]: Finished difference Result 80294 states and 120854 transitions. [2022-11-25 15:53:41,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-25 15:53:41,687 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 382 [2022-11-25 15:53:41,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:53:42,274 INFO L225 Difference]: With dead ends: 80294 [2022-11-25 15:53:42,275 INFO L226 Difference]: Without dead ends: 66643 [2022-11-25 15:53:42,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=540, Invalid=2010, Unknown=0, NotChecked=0, Total=2550 [2022-11-25 15:53:42,362 INFO L413 NwaCegarLoop]: 408 mSDtfsCounter, 17660 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 22464 mSolverCounterSat, 17200 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17831 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 39665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 17200 IncrementalHoareTripleChecker+Valid, 22464 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:53:42,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17831 Valid, 1929 Invalid, 39665 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [17200 Valid, 22464 Invalid, 1 Unknown, 0 Unchecked, 40.2s Time] [2022-11-25 15:53:42,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66643 states. [2022-11-25 15:53:51,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66643 to 46997. [2022-11-25 15:53:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46997 states, 33517 states have (on average 1.3003252081033505) internal successors, (43583), 34548 states have internal predecessors, (43583), 10319 states have call successors, (10319), 2837 states have call predecessors, (10319), 3160 states have return successors, (12388), 10344 states have call predecessors, (12388), 10318 states have call successors, (12388) [2022-11-25 15:53:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46997 states to 46997 states and 66290 transitions. [2022-11-25 15:53:51,923 INFO L78 Accepts]: Start accepts. Automaton has 46997 states and 66290 transitions. Word has length 382 [2022-11-25 15:53:51,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:53:51,925 INFO L495 AbstractCegarLoop]: Abstraction has 46997 states and 66290 transitions. [2022-11-25 15:53:51,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.0) internal successors, (176), 5 states have internal predecessors, (176), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2022-11-25 15:53:51,926 INFO L276 IsEmpty]: Start isEmpty. Operand 46997 states and 66290 transitions. [2022-11-25 15:53:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-25 15:53:52,104 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:53:52,105 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:53:52,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 15:53:52,106 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 15:53:52,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:53:52,107 INFO L85 PathProgramCache]: Analyzing trace with hash 410047053, now seen corresponding path program 1 times [2022-11-25 15:53:52,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:53:52,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030186082] [2022-11-25 15:53:52,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:53:52,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:53:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:53:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:53:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 15:53:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:53:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-25 15:53:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-25 15:53:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 15:53:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 15:53:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:53:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 15:53:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:53:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 15:53:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:53:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-11-25 15:53:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-25 15:53:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 15:53:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 15:53:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:53:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 15:53:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 15:53:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 15:53:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 15:53:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 15:53:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 15:53:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 15:53:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:53:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-25 15:53:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 15:53:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:53:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-25 15:53:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 15:53:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-11-25 15:53:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-25 15:53:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2022-11-25 15:53:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-25 15:53:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-11-25 15:53:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-11-25 15:53:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:53,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-11-25 15:53:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:53:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 15:53:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-25 15:53:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 15:53:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-25 15:53:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:53:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2022-11-25 15:53:54,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:53:54,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030186082] [2022-11-25 15:53:54,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030186082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:53:54,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:53:54,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-25 15:53:54,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033048329] [2022-11-25 15:53:54,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:53:54,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-25 15:53:54,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:53:54,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-25 15:53:54,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2022-11-25 15:53:54,046 INFO L87 Difference]: Start difference. First operand 46997 states and 66290 transitions. Second operand has 16 states, 16 states have (on average 11.0625) internal successors, (177), 5 states have internal predecessors, (177), 5 states have call successors, (49), 13 states have call predecessors, (49), 3 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47)