./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/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 31d5f3a14d915ecc08c5dc9b9c0c33fc37690ec404e8b1546bed720bc4205a6b --- 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 16:41:05,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:05,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:05,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:05,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:05,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:05,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:05,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:05,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:05,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:05,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:05,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:05,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:05,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:05,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:05,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:05,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:05,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:05,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:05,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:05,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:05,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:05,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:05,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:05,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:05,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:05,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:05,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:05,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:05,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:05,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:05,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:05,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:05,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:05,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:05,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:05,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:05,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:05,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:05,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:05,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:05,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:05,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:05,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:05,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:05,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:05,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:05,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:05,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:05,603 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:05,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:05,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:05,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:05,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:05,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:05,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:05,606 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:05,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:05,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:05,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:05,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:05,607 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:05,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:05,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:05,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:05,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:05,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:05,608 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:05,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:05,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:05,609 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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d5f3a14d915ecc08c5dc9b9c0c33fc37690ec404e8b1546bed720bc4205a6b [2022-10-17 16:41:05,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:05,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:05,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:05,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:05,928 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:05,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-10-17 16:41:05,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/data/935669eab/25fea0dc7f254b1392d80def68cc8cf8/FLAG5a001d180 [2022-10-17 16:41:06,614 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:06,615 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-10-17 16:41:06,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/data/935669eab/25fea0dc7f254b1392d80def68cc8cf8/FLAG5a001d180 [2022-10-17 16:41:06,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/data/935669eab/25fea0dc7f254b1392d80def68cc8cf8 [2022-10-17 16:41:06,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:06,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:06,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:06,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:06,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:06,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:06" (1/1) ... [2022-10-17 16:41:06,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee92e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:06, skipping insertion in model container [2022-10-17 16:41:06,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:06" (1/1) ... [2022-10-17 16:41:06,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:07,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:07,416 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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13904,13917] [2022-10-17 16:41:07,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:07,516 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:07,740 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_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13904,13917] [2022-10-17 16:41:07,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:07,900 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:07,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07 WrapperNode [2022-10-17 16:41:07,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:07,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:07,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:07,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:07,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:07,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,017 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1189 [2022-10-17 16:41:08,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:08,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:08,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:08,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:08,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:08,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:08,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:08,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:08,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:07" (1/1) ... [2022-10-17 16:41:08,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:08,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:08,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:08,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f179dad-edb5-4a5a-a111-ea67b94f7fb6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:08,485 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:08,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:09,691 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:10,385 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:10,386 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:10,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:10 BoogieIcfgContainer [2022-10-17 16:41:10,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:10,392 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:10,392 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:10,404 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:10,404 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:10" (1/1) ... [2022-10-17 16:41:10,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 187 states and 282 transitions. [2022-10-17 16:41:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 282 transitions. [2022-10-17 16:41:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:41:10,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:10,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:11,877 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 16:41:12,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 187 states and 280 transitions. [2022-10-17 16:41:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 280 transitions. [2022-10-17 16:41:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:41:12,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:12,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:13,025 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 16:41:13,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:13,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 191 states and 285 transitions. [2022-10-17 16:41:13,300 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2022-10-17 16:41:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:41:13,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:13,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:13,943 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 16:41:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 279 transitions. [2022-10-17 16:41:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2022-10-17 16:41:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:41:13,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:13,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:15,035 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 16:41:15,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 196 states and 292 transitions. [2022-10-17 16:41:15,540 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 292 transitions. [2022-10-17 16:41:15,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:41:15,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:15,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:16,286 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 16:41:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 197 states and 292 transitions. [2022-10-17 16:41:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 292 transitions. [2022-10-17 16:41:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:41:16,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:16,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:17,031 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 16:41:17,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 187 states and 278 transitions. [2022-10-17 16:41:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 278 transitions. [2022-10-17 16:41:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:41:17,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:17,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:18,072 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 16:41:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 201 states and 299 transitions. [2022-10-17 16:41:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 299 transitions. [2022-10-17 16:41:18,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:41:18,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:18,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:19,943 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 16:41:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 202 states and 299 transitions. [2022-10-17 16:41:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 299 transitions. [2022-10-17 16:41:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:41:19,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:19,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:20,997 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 16:41:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 203 states and 299 transitions. [2022-10-17 16:41:21,020 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 299 transitions. [2022-10-17 16:41:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:41:21,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:21,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:21,898 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 16:41:21,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:21,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 187 states and 277 transitions. [2022-10-17 16:41:21,920 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 277 transitions. [2022-10-17 16:41:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:21,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:21,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:22,976 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 16:41:24,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 206 states and 306 transitions. [2022-10-17 16:41:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 306 transitions. [2022-10-17 16:41:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:24,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,178 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 16:41:25,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 207 states and 306 transitions. [2022-10-17 16:41:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 306 transitions. [2022-10-17 16:41:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:25,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:26,125 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 16:41:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 208 states and 306 transitions. [2022-10-17 16:41:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 306 transitions. [2022-10-17 16:41:26,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:26,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:26,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:27,112 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 16:41:27,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 209 states and 306 transitions. [2022-10-17 16:41:27,143 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 306 transitions. [2022-10-17 16:41:27,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:41:27,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:27,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:28,087 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 16:41:28,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 187 states and 276 transitions. [2022-10-17 16:41:28,111 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 276 transitions. [2022-10-17 16:41:28,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:41:28,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:28,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,344 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 16:41:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 211 states and 314 transitions. [2022-10-17 16:41:31,311 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 314 transitions. [2022-10-17 16:41:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:41:31,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:31,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,369 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 16:41:32,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 212 states and 314 transitions. [2022-10-17 16:41:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 314 transitions. [2022-10-17 16:41:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:41:32,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat