./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8852f5d85d99e238ddb4939d2a61f2cf9e42dc8f549b5b69b60dfda9c1201f88 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 21:57:56,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:57:56,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:57:56,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:57:56,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:57:56,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:57:56,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:57:56,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:57:56,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:57:56,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:57:56,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:57:56,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:57:56,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:57:56,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:57:56,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:57:56,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:57:56,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:57:56,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:57:56,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:57:56,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:57:56,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:57:56,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:57:56,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:57:56,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:57:56,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:57:56,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:57:56,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:57:56,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:57:56,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:57:56,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:57:56,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:57:56,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:57:56,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:57:56,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:57:56,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:57:56,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:57:56,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:57:56,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:57:56,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:57:56,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:57:56,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:57:56,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:57:56,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:57:56,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:57:56,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:57:56,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:57:56,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:57:56,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:57:56,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:57:56,409 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:57:56,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:57:56,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:57:56,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:57:56,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:57:56,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:57:56,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:57:56,410 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:57:56,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:57:56,410 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:57:56,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:57:56,411 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:57:56,411 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:57:56,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:57:56,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:57:56,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:57:56,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:57:56,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:57:56,412 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:57:56,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:57:56,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:57:56,413 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_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8852f5d85d99e238ddb4939d2a61f2cf9e42dc8f549b5b69b60dfda9c1201f88 [2022-12-14 21:57:56,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:57:56,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:57:56,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:57:56,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:57:56,598 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:57:56,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c [2022-12-14 21:57:59,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:57:59,471 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:57:59,472 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c [2022-12-14 21:57:59,490 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/data/32746adc5/31bb21c95a0445df95813eaae2b1a531/FLAGd43f98b2a [2022-12-14 21:57:59,703 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/data/32746adc5/31bb21c95a0445df95813eaae2b1a531 [2022-12-14 21:57:59,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:57:59,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:57:59,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:57:59,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:57:59,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:57:59,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:57:59" (1/1) ... [2022-12-14 21:57:59,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44b0e1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:57:59, skipping insertion in model container [2022-12-14 21:57:59,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:57:59" (1/1) ... [2022-12-14 21:57:59,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:57:59,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:58:00,041 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c[8749,8762] [2022-12-14 21:58:00,086 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c[16497,16510] [2022-12-14 21:58:00,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:00,664 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:58:00,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c[8749,8762] [2022-12-14 21:58:00,701 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/sv-benchmarks/c/combinations/pals_lcr.4.1.ufo.UNBOUNDED.pals+Problem12_label09.c[16497,16510] [2022-12-14 21:58:01,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:58:01,069 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:58:01,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01 WrapperNode [2022-12-14 21:58:01,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:58:01,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:01,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:58:01,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:58:01,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,361 INFO L138 Inliner]: procedures = 36, calls = 21, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 5016 [2022-12-14 21:58:01,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:58:01,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:58:01,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:58:01,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:58:01,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,587 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:58:01,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:58:01,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:58:01,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:58:01,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:58:01" (1/1) ... [2022-12-14 21:58:01,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:58:01,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:58:01,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:58:01,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eefef93-bdf7-45a0-9ae6-22467160cd4f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:58:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:58:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:58:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:58:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:58:01,776 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:58:01,778 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:58:05,186 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:59:37,654 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:59:37,654 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:59:37,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:59:37 BoogieIcfgContainer [2022-12-14 21:59:37,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:59:37,657 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:59:37,657 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:59:37,664 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:59:37,664 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:59:37" (1/1) ... [2022-12-14 21:59:37,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:59:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-14 21:59:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-14 21:59:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:59:37,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:37,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:59:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:38,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-12-14 21:59:38,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-12-14 21:59:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:59:38,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:38,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:59:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2022-12-14 21:59:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-12-14 21:59:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:59:39,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:39,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:59:40,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-12-14 21:59:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-12-14 21:59:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:59:40,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:59:40,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2022-12-14 21:59:40,737 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2022-12-14 21:59:40,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:59:40,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:40,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat