./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a17c5e6b377f57a67eda09046c4807c6b84e7806fd109e4ef14e9498a7cb447 --- 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-dbf71c6-m [2022-10-17 16:42:36,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:36,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:36,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:36,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:36,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:36,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:36,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:36,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:36,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:36,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:36,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:36,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:36,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:36,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:36,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:36,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:36,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:36,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:36,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:36,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:36,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:36,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:36,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:36,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:36,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:36,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:36,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:36,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:36,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:36,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:36,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:36,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:36,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:36,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:36,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:36,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:36,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:36,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:36,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:36,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:36,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:36,523 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:36,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:36,524 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:36,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:36,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:36,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:36,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:36,526 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:36,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:36,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:36,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:36,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:36,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:36,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:36,528 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:36,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:36,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:36,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:36,529 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:36,529 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:36,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:36,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:36,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:36,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:36,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:36,535 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:36,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:36,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:36,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a17c5e6b377f57a67eda09046c4807c6b84e7806fd109e4ef14e9498a7cb447 [2022-10-17 16:42:36,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:36,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:36,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:36,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:36,829 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:36,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-17 16:42:36,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/data/f97f5de30/eda4382c08f040e18442e1bb04f97eea/FLAG7057c0394 [2022-10-17 16:42:37,558 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:37,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2022-10-17 16:42:37,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/data/f97f5de30/eda4382c08f040e18442e1bb04f97eea/FLAG7057c0394 [2022-10-17 16:42:37,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/data/f97f5de30/eda4382c08f040e18442e1bb04f97eea [2022-10-17 16:42:37,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:37,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:37,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:37,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:37,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:37,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:37" (1/1) ... [2022-10-17 16:42:37,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a9852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:37, skipping insertion in model container [2022-10-17 16:42:37,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:37" (1/1) ... [2022-10-17 16:42:37,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:37,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:38,347 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16906,16919] [2022-10-17 16:42:38,385 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23310,23323] [2022-10-17 16:42:38,400 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26497,26510] [2022-10-17 16:42:38,421 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29453,29466] [2022-10-17 16:42:38,463 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33216,33229] [2022-10-17 16:42:38,493 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36248,36261] [2022-10-17 16:42:38,520 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39433,39446] [2022-10-17 16:42:38,533 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42384,42397] [2022-10-17 16:42:38,548 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45768,45781] [2022-10-17 16:42:38,561 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48734,48747] [2022-10-17 16:42:38,584 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[51883,51896] [2022-10-17 16:42:38,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:38,672 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:38,784 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16906,16919] [2022-10-17 16:42:38,804 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23310,23323] [2022-10-17 16:42:38,814 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26497,26510] [2022-10-17 16:42:38,824 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29453,29466] [2022-10-17 16:42:38,837 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33216,33229] [2022-10-17 16:42:38,861 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36248,36261] [2022-10-17 16:42:38,892 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39433,39446] [2022-10-17 16:42:38,900 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42384,42397] [2022-10-17 16:42:38,910 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45768,45781] [2022-10-17 16:42:38,919 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48734,48747] [2022-10-17 16:42:38,940 WARN L230 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_2274ed20-7b96-4d4f-baf7-347c1533cfb0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[51883,51896] [2022-10-17 16:42:38,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:38,996 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:38,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38 WrapperNode [2022-10-17 16:42:38,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:39,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:39,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:39,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:39,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,128 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2571 [2022-10-17 16:42:39,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:39,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:39,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:39,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:39,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,237 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:39,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:39,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:39,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:39,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:38" (1/1) ... [2022-10-17 16:42:39,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:39,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:39,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:39,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2274ed20-7b96-4d4f-baf7-347c1533cfb0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:39,596 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:39,612 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:41,303 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:41,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:41,468 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:41,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:41 BoogieIcfgContainer [2022-10-17 16:42:41,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:41,476 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:41,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:41,487 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:41,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:41" (1/1) ... [2022-10-17 16:42:41,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 516 states and 925 transitions. [2022-10-17 16:42:41,640 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 925 transitions. [2022-10-17 16:42:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:41,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 508 states and 907 transitions. [2022-10-17 16:42:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 907 transitions. [2022-10-17 16:42:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:42,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 479 states and 852 transitions. [2022-10-17 16:42:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 852 transitions. [2022-10-17 16:42:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:43,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 471 states and 834 transitions. [2022-10-17 16:42:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 834 transitions. [2022-10-17 16:42:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:43,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 463 states and 816 transitions. [2022-10-17 16:42:43,566 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 816 transitions. [2022-10-17 16:42:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:43,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 455 states and 798 transitions. [2022-10-17 16:42:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 798 transitions. [2022-10-17 16:42:43,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:42:43,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 340 states and 577 transitions. [2022-10-17 16:42:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 577 transitions. [2022-10-17 16:42:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:42:44,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 302 states and 508 transitions. [2022-10-17 16:42:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 508 transitions. [2022-10-17 16:42:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:42:46,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:46,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 294 states and 491 transitions. [2022-10-17 16:42:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 491 transitions. [2022-10-17 16:42:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:42:46,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:46,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 227 states and 371 transitions. [2022-10-17 16:42:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 371 transitions. [2022-10-17 16:42:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:42:46,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:46,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:50,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 227 states and 370 transitions. [2022-10-17 16:42:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 370 transitions. [2022-10-17 16:42:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:42:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:57,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 227 states and 369 transitions. [2022-10-17 16:42:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 369 transitions. [2022-10-17 16:42:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:42:57,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 227 states and 368 transitions. [2022-10-17 16:43:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 368 transitions. [2022-10-17 16:43:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:43:05,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:05,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 367 transitions. [2022-10-17 16:43:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 367 transitions. [2022-10-17 16:43:05,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:43:05,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:05,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.