./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/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 62eecaab9c99f0fa1c059eddca8c27b38035ebb18e1472cebfbee2848ace27b1 --- 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 17:03:35,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:35,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:36,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:36,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:36,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:36,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:36,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:36,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:36,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:36,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:36,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:36,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:36,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:36,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:36,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:36,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:36,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:36,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:36,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:36,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:36,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:36,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:36,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:36,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:36,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:36,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:36,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:36,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:36,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:36,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:36,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:36,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:36,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:36,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:36,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:36,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:36,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:36,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:36,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:36,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:36,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:36,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:36,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:36,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:36,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:36,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:36,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:36,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:36,120 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:36,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:36,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:36,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:36,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:36,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:36,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:36,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:36,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:36,121 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:36,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:36,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:36,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:36,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:36,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:36,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:36,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:36,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:36,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:36,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:36,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:36,124 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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62eecaab9c99f0fa1c059eddca8c27b38035ebb18e1472cebfbee2848ace27b1 [2022-10-17 17:03:36,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:36,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:36,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:36,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:36,448 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:36,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c [2022-10-17 17:03:36,538 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/data/ef301eac0/d79ce4dc4df847139e870b5be5d351da/FLAG466e839ee [2022-10-17 17:03:37,615 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:37,615 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c [2022-10-17 17:03:37,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/data/ef301eac0/d79ce4dc4df847139e870b5be5d351da/FLAG466e839ee [2022-10-17 17:03:37,901 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/data/ef301eac0/d79ce4dc4df847139e870b5be5d351da [2022-10-17 17:03:37,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:37,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:37,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:37,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:37,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:37,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68505e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37, skipping insertion in model container [2022-10-17 17:03:37,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:38,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:40,764 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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c[375709,375722] [2022-10-17 17:03:40,809 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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c[383339,383352] [2022-10-17 17:03:41,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:41,054 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:42,288 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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c[375709,375722] [2022-10-17 17:03:42,300 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_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/sv-benchmarks/c/combinations/Problem05_label48+token_ring.04.cil-1.c[383339,383352] [2022-10-17 17:03:42,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:42,459 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:42,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42 WrapperNode [2022-10-17 17:03:42,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:42,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:42,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:42,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:42,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:42,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,090 INFO L138 Inliner]: procedures = 52, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12735 [2022-10-17 17:03:43,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:43,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:43,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:43,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:43,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:43,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:43,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:43,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:43,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:43,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:43,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:43,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:43,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed6c1cc3-3175-4931-9f5f-ab95827a4d7e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:43,761 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 17:03:43,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 17:03:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:03:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:03:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 17:03:43,762 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 17:03:43,762 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 17:03:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 17:03:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 17:03:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 17:03:43,763 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 17:03:43,763 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 17:03:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:43,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:43,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:43,867 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:43,870 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:52,805 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:54,811 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:54,811 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 17:03:54,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:54 BoogieIcfgContainer [2022-10-17 17:03:54,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:54,818 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:54,819 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:54,829 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:54,830 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:54" (1/1) ... [2022-10-17 17:03:54,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1743 states and 3421 transitions. [2022-10-17 17:03:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3421 transitions. [2022-10-17 17:03:54,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:54,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:54,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,428 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 17:03:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1757 states and 3447 transitions. [2022-10-17 17:03:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3447 transitions. [2022-10-17 17:03:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:55,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,787 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 17:03:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1758 states and 3447 transitions. [2022-10-17 17:03:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2022-10-17 17:03:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:55,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:55,952 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 17:03:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1759 states and 3447 transitions. [2022-10-17 17:03:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3447 transitions. [2022-10-17 17:03:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:55,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,218 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 17:03:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1760 states and 3447 transitions. [2022-10-17 17:03:56,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3447 transitions. [2022-10-17 17:03:56,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:56,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,366 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 17:03:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1761 states and 3447 transitions. [2022-10-17 17:03:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3447 transitions. [2022-10-17 17:03:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:56,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,557 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 17:03:56,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1770 states and 3464 transitions. [2022-10-17 17:03:56,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3464 transitions. [2022-10-17 17:03:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:56,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,875 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 17:03:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1771 states and 3464 transitions. [2022-10-17 17:03:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3464 transitions. [2022-10-17 17:03:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:56,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,049 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 17:03:57,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1772 states and 3464 transitions. [2022-10-17 17:03:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3464 transitions. [2022-10-17 17:03:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:57,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,211 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 17:03:57,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1777 states and 3475 transitions. [2022-10-17 17:03:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3475 transitions. [2022-10-17 17:03:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,503 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 17:03:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1778 states and 3475 transitions. [2022-10-17 17:03:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3475 transitions. [2022-10-17 17:03:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:57,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,597 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 17:03:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1786 states and 3490 transitions. [2022-10-17 17:03:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3490 transitions. [2022-10-17 17:03:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:57,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:58,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1805 states and 3529 transitions. [2022-10-17 17:03:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3529 transitions. [2022-10-17 17:03:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:58,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:58,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:59,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1807 states and 3534 transitions. [2022-10-17 17:03:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3534 transitions. [2022-10-17 17:03:59,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:59,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:59,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:04:01,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1818 states and 3557 transitions. [2022-10-17 17:04:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3557 transitions. [2022-10-17 17:04:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:01,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:01,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:04:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1819 states and 3558 transitions. [2022-10-17 17:04:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3558 transitions. [2022-10-17 17:04:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:01,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:01,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:04:01,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1820 states and 3559 transitions. [2022-10-17 17:04:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3559 transitions. [2022-10-17 17:04:01,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:01,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:01,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.