./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/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 2559d3a6c04b61173c16b2e753022225b6e6ebf2029cdd5907fde2e04c0fda92 --- 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 16:35:18,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:18,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:18,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:18,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:18,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:18,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:18,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:18,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:18,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:18,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:18,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:18,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:18,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:18,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:18,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:18,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:18,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:18,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:18,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:18,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:18,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:18,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:18,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:18,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:18,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:18,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:18,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:18,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:18,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:18,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:18,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:18,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:18,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:18,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:18,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:18,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:18,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:18,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:18,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:18,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:18,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:18,535 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:18,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:18,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:18,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:18,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:18,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:18,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:18,538 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:18,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:18,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:18,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:18,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:18,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:18,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:18,539 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:18,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:18,539 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:18,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:18,542 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:18,542 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:18,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:18,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:18,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:18,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:18,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:18,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:18,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:18,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:18,545 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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2559d3a6c04b61173c16b2e753022225b6e6ebf2029cdd5907fde2e04c0fda92 [2022-10-17 16:35:18,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:18,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:18,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:18,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:18,926 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:18,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:35:19,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/data/f5bd6c2bc/594b6606b63545babc27aacc2d90e365/FLAGff9fc4114 [2022-10-17 16:35:19,657 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:19,658 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:35:19,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/data/f5bd6c2bc/594b6606b63545babc27aacc2d90e365/FLAGff9fc4114 [2022-10-17 16:35:19,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/data/f5bd6c2bc/594b6606b63545babc27aacc2d90e365 [2022-10-17 16:35:19,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:19,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:19,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:19,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:19,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:19,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95c4873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:19, skipping insertion in model container [2022-10-17 16:35:19,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:19" (1/1) ... [2022-10-17 16:35:19,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:20,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:20,499 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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9657,9670] [2022-10-17 16:35:20,551 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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12013,12026] [2022-10-17 16:35:20,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:20,695 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:20,777 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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9657,9670] [2022-10-17 16:35:20,796 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_95ef6cd6-28a0-4c14-b931-dbd954f53d09/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12013,12026] [2022-10-17 16:35:20,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:20,880 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:20,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20 WrapperNode [2022-10-17 16:35:20,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:20,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:20,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:20,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:20,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:20,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:20,984 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 971 [2022-10-17 16:35:20,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:20,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:20,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:20,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:20,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:20,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,027 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:21,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:21,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:21,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:21,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:20" (1/1) ... [2022-10-17 16:35:21,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:21,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:21,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:21,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ef6cd6-28a0-4c14-b931-dbd954f53d09/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:21,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:21,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:21,315 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:21,317 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:22,440 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:22,776 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:22,776 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:35:22,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:22 BoogieIcfgContainer [2022-10-17 16:35:22,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:22,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:22,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:22,792 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:22,793 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:22" (1/1) ... [2022-10-17 16:35:22,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:22,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 171 states and 300 transitions. [2022-10-17 16:35:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2022-10-17 16:35:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:35:22,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,403 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 16:35:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 177 states and 310 transitions. [2022-10-17 16:35:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 310 transitions. [2022-10-17 16:35:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:24,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,904 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 16:35:25,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 179 states and 314 transitions. [2022-10-17 16:35:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 314 transitions. [2022-10-17 16:35:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:25,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:26,842 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 16:35:29,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 192 states and 339 transitions. [2022-10-17 16:35:29,407 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 339 transitions. [2022-10-17 16:35:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:29,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:29,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:29,679 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 16:35:32,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:32,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 198 states and 355 transitions. [2022-10-17 16:35:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 355 transitions. [2022-10-17 16:35:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:32,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:32,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,274 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 16:35:33,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 201 states and 360 transitions. [2022-10-17 16:35:33,485 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 360 transitions. [2022-10-17 16:35:33,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:33,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,624 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 16:35:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 203 states and 363 transitions. [2022-10-17 16:35:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 363 transitions. [2022-10-17 16:35:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:33,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,290 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 16:35:38,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:38,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 211 states and 377 transitions. [2022-10-17 16:35:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 377 transitions. [2022-10-17 16:35:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:38,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:38,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:38,735 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 16:35:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 213 states and 380 transitions. [2022-10-17 16:35:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 380 transitions. [2022-10-17 16:35:39,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:35:39,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,504 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 16:35:39,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 213 states and 379 transitions. [2022-10-17 16:35:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 379 transitions. [2022-10-17 16:35:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:35:39,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,945 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 16:35:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 216 states and 385 transitions. [2022-10-17 16:35:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 385 transitions. [2022-10-17 16:35:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:35:41,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,911 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 16:35:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 223 states and 400 transitions. [2022-10-17 16:35:43,995 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 400 transitions. [2022-10-17 16:35:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:35:43,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:44,175 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 16:35:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 231 states and 418 transitions. [2022-10-17 16:35:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 418 transitions. [2022-10-17 16:35:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:35:46,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:46,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:46,925 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 16:35:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 226 states and 407 transitions. [2022-10-17 16:35:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 407 transitions. [2022-10-17 16:35:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:48,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:48,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.