./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4 --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 bdd390d5e78071bb4aa04f25b0496a60dc92b40efe9cfdfa74b0ce4d53b1a5c6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:15:42,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:15:42,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:15:42,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:15:42,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:15:42,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:15:42,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:15:42,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:15:42,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:15:42,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:15:42,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:15:42,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:15:42,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:15:42,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:15:42,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:15:42,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:15:42,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:15:42,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:15:42,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:15:42,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:15:42,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:15:42,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:15:42,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:15:42,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:15:42,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:15:42,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:15:42,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:15:42,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:15:42,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:15:42,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:15:42,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:15:42,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:15:42,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:15:42,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:15:42,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:15:42,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:15:42,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:15:42,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:15:42,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:15:42,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:15:42,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:15:42,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:15:42,949 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:15:42,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:15:42,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:15:42,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:15:42,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:15:42,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:15:42,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:15:42,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:15:42,952 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:15:42,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:15:42,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:42,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:15:42,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:15:42,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:15:42,953 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:15:42,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:15:42,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:15:42,953 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_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdd390d5e78071bb4aa04f25b0496a60dc92b40efe9cfdfa74b0ce4d53b1a5c6 [2022-12-14 23:15:43,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:15:43,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:15:43,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:15:43,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:15:43,169 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:15:43,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c [2022-12-14 23:15:45,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:15:46,127 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:15:46,127 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c [2022-12-14 23:15:46,150 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/data/538216358/96870fdcf9044646a10d46c515c99b24/FLAG8e27fc24c [2022-12-14 23:15:46,161 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/data/538216358/96870fdcf9044646a10d46c515c99b24 [2022-12-14 23:15:46,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:15:46,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:15:46,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:46,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:15:46,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:15:46,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:46" (1/1) ... [2022-12-14 23:15:46,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eddfb0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:46, skipping insertion in model container [2022-12-14 23:15:46,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:15:46" (1/1) ... [2022-12-14 23:15:46,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:15:46,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:15:46,476 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_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c[8653,8666] [2022-12-14 23:15:46,525 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_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c[15589,15602] [2022-12-14 23:15:47,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:47,092 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:15:47,110 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_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c[8653,8666] [2022-12-14 23:15:47,117 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_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.BOUNDED-8.pals+Problem12_label05.c[15589,15602] [2022-12-14 23:15:47,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:15:47,497 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:15:47,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47 WrapperNode [2022-12-14 23:15:47,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:15:47,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:47,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:15:47,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:15:47,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,729 INFO L138 Inliner]: procedures = 34, calls = 20, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 5016 [2022-12-14 23:15:47,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:15:47,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:15:47,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:15:47,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:15:47,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,968 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:47,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:15:48,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:15:48,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:15:48,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:15:48,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:15:47" (1/1) ... [2022-12-14 23:15:48,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:15:48,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:15:48,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:15:48,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ee9e51-615d-4bdd-a3bb-a6d58eddd0b4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:15:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:15:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:15:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:15:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:15:48,191 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:15:48,193 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:15:51,652 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:17:23,483 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:17:23,484 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:17:23,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:17:23 BoogieIcfgContainer [2022-12-14 23:17:23,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:17:23,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:17:23,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:17:23,493 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:17:23,493 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:17:23" (1/1) ... [2022-12-14 23:17:23,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:17:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-14 23:17:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-14 23:17:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:17:23,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:23,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:17:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:17:28,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 23:17:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-12-14 23:17:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-12-14 23:17:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:17:28,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:28,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:17:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:17:29,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-12-14 23:17:29,023 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-12-14 23:17:29,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:17:29,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:29,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:17:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:17:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:29,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-12-14 23:17:29,496 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-12-14 23:17:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:17:29,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:29,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:17:29,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:17:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2022-12-14 23:17:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2022-12-14 23:17:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:17:30,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:30,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:17:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:17:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:17:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2022-12-14 23:17:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2022-12-14 23:17:30,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:17:30,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:17:30,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:17:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat