./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.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_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/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_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/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_edb63fc6-10a5-40a6-ab5a-900e19844340/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 d5e8784cabcb38b73600d610d5b7e0bbbbf790f527b046ae80f9a34c4ea82403 --- 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 16:59:27,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:27,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:27,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:27,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:27,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:27,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:27,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:27,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:27,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:27,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:27,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:27,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:27,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:27,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:27,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:27,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:27,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:27,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:27,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:27,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:27,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:27,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:27,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:27,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:27,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:27,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:27,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:27,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:27,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:27,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:27,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:27,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:27,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:27,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:27,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:27,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:27,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:27,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:27,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:27,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:27,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:27,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:27,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:27,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:27,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:27,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:27,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:27,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:27,857 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:27,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:27,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:27,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:27,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:27,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:27,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:27,859 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:27,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:27,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:27,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:27,860 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:27,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:27,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:27,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:27,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:27,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:27,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:27,862 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:27,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:27,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:27,862 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_edb63fc6-10a5-40a6-ab5a-900e19844340/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e8784cabcb38b73600d610d5b7e0bbbbf790f527b046ae80f9a34c4ea82403 [2022-10-17 16:59:28,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:28,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:28,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:28,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:28,169 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:28,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c [2022-10-17 16:59:28,243 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/data/d1a3f8144/3b91ed448a154363bc646b6dfadfd6af/FLAGabe5e5cb7 [2022-10-17 16:59:29,461 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:29,461 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c [2022-10-17 16:59:29,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/data/d1a3f8144/3b91ed448a154363bc646b6dfadfd6af/FLAGabe5e5cb7 [2022-10-17 16:59:29,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/data/d1a3f8144/3b91ed448a154363bc646b6dfadfd6af [2022-10-17 16:59:29,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:29,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:29,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:29,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:29,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:29,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:29" (1/1) ... [2022-10-17 16:59:29,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f19857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:29, skipping insertion in model container [2022-10-17 16:59:29,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:29" (1/1) ... [2022-10-17 16:59:29,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:30,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:32,752 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_edb63fc6-10a5-40a6-ab5a-900e19844340/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c[381679,381692] [2022-10-17 16:59:32,782 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_edb63fc6-10a5-40a6-ab5a-900e19844340/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c[383339,383352] [2022-10-17 16:59:33,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:33,013 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:34,429 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_edb63fc6-10a5-40a6-ab5a-900e19844340/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c[381679,381692] [2022-10-17 16:59:34,439 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_edb63fc6-10a5-40a6-ab5a-900e19844340/sv-benchmarks/c/combinations/Problem05_label43+token_ring.03.cil-1.c[383339,383352] [2022-10-17 16:59:34,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:34,588 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:34,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34 WrapperNode [2022-10-17 16:59:34,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:34,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:34,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:34,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:34,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:34,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,248 INFO L138 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12682 [2022-10-17 16:59:35,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:35,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:35,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:35,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:35,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,765 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:35,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:35,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:35,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:35,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:34" (1/1) ... [2022-10-17 16:59:35,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:35,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:35,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:36,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb63fc6-10a5-40a6-ab5a-900e19844340/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:36,072 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:59:36,088 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:59:36,088 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:59:36,088 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:59:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:59:36,089 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:59:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:59:36,089 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:59:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:59:36,089 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:59:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:59:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:59:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:59:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:59:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:36,188 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:36,198 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:45,138 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:47,236 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:47,236 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-10-17 16:59:47,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:47 BoogieIcfgContainer [2022-10-17 16:59:47,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:47,243 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:47,243 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:47,253 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:47,254 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:47" (1/1) ... [2022-10-17 16:59:47,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1738 states and 3413 transitions. [2022-10-17 16:59:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3413 transitions. [2022-10-17 16:59:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:47,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:47,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:48,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1748 states and 3431 transitions. [2022-10-17 16:59:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3431 transitions. [2022-10-17 16:59:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:48,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:48,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:48,330 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 16:59:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1749 states and 3431 transitions. [2022-10-17 16:59:48,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3431 transitions. [2022-10-17 16:59:48,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:48,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:48,463 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 16:59:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1750 states and 3431 transitions. [2022-10-17 16:59:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3431 transitions. [2022-10-17 16:59:48,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:48,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:48,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:48,665 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 16:59:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:48,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1751 states and 3431 transitions. [2022-10-17 16:59:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3431 transitions. [2022-10-17 16:59:48,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:48,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:48,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:48,863 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 16:59:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:49,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1757 states and 3442 transitions. [2022-10-17 16:59:49,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3442 transitions. [2022-10-17 16:59:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:49,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:49,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:49,179 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 16:59:49,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:49,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1758 states and 3442 transitions. [2022-10-17 16:59:49,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3442 transitions. [2022-10-17 16:59:49,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:49,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:49,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:49,353 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 16:59:49,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1760 states and 3447 transitions. [2022-10-17 16:59:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3447 transitions. [2022-10-17 16:59:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:59:49,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:49,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:49,636 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 16:59:49,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1768 states and 3462 transitions. [2022-10-17 16:59:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3462 transitions. [2022-10-17 16:59:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:59:49,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:49,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:49,997 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 16:59:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1784 states and 3495 transitions. [2022-10-17 16:59:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3495 transitions. [2022-10-17 16:59:50,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:59:50,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:50,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:51,145 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 16:59:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1792 states and 3512 transitions. [2022-10-17 16:59:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3512 transitions. [2022-10-17 16:59:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:52,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:52,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:52,352 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 16:59:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 1793 states and 3513 transitions. [2022-10-17 16:59:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3513 transitions. [2022-10-17 16:59:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:52,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:52,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:52,537 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 16:59:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:52,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1794 states and 3514 transitions. [2022-10-17 16:59:52,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3514 transitions. [2022-10-17 16:59:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:52,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:52,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:55,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1812 states and 3554 transitions. [2022-10-17 16:59:55,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3554 transitions. [2022-10-17 16:59:55,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:55,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:55,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:56,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 1820 states and 3572 transitions. [2022-10-17 16:59:56,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3572 transitions. [2022-10-17 16:59:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:59:56,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:56,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:56,470 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 16:59:56,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 1811 states and 3554 transitions. [2022-10-17 16:59:56,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3554 transitions. [2022-10-17 16:59:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:59:56,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:56,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:56,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.