./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/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 5aad5fd4611705ad6fdf71db638f2162c13b3da201193a54a746a0dc7cc3072f --- 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 16:42:14,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:14,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:14,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:14,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:14,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:14,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:14,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:14,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:14,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:14,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:14,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:14,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:14,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:14,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:14,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:14,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:14,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:14,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:14,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:14,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:14,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:14,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:14,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:14,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:14,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:14,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:14,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:14,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:14,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:14,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:14,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:14,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:14,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:14,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:14,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:14,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:14,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:14,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:14,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:14,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:14,357 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:14,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:14,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:14,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:14,403 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:14,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:14,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:14,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:14,405 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:14,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:14,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:14,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:14,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:14,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:14,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:14,407 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:14,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:14,408 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:14,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:14,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:14,409 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:14,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:14,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:14,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:14,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:14,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:14,410 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:14,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:14,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:14,413 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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5aad5fd4611705ad6fdf71db638f2162c13b3da201193a54a746a0dc7cc3072f [2022-10-17 16:42:14,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:14,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:14,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:14,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:14,717 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:14,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2022-10-17 16:42:14,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/data/160bafe12/73732ccb67e14162a14ffc7e9b45801d/FLAG3cbdee502 [2022-10-17 16:42:15,255 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:15,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2022-10-17 16:42:15,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/data/160bafe12/73732ccb67e14162a14ffc7e9b45801d/FLAG3cbdee502 [2022-10-17 16:42:15,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/data/160bafe12/73732ccb67e14162a14ffc7e9b45801d [2022-10-17 16:42:15,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:15,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:15,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:15,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:15,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:15,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae282a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15, skipping insertion in model container [2022-10-17 16:42:15,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:15,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:15,922 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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[7251,7264] [2022-10-17 16:42:15,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:15,995 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:16,074 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_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[7251,7264] [2022-10-17 16:42:16,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:16,143 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:16,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16 WrapperNode [2022-10-17 16:42:16,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:16,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:16,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:16,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:16,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,215 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 673 [2022-10-17 16:42:16,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:16,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:16,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:16,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:16,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:16,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:16,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:16,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:16,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:16" (1/1) ... [2022-10-17 16:42:16,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:16,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:16,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:16,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5af2c26-ab25-4eeb-9a8b-a1d71567be31/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:16,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:16,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:16,528 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:16,530 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:17,302 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:17,486 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:17,486 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:17,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:17 BoogieIcfgContainer [2022-10-17 16:42:17,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:17,491 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:17,491 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:17,503 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:17,503 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:17,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 134 states and 225 transitions. [2022-10-17 16:42:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 225 transitions. [2022-10-17 16:42:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,405 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 16:42:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 145 states and 245 transitions. [2022-10-17 16:42:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 245 transitions. [2022-10-17 16:42:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:18,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,987 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 16:42:19,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 253 transitions. [2022-10-17 16:42:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 253 transitions. [2022-10-17 16:42:19,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:19,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:20,025 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 16:42:21,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 161 states and 279 transitions. [2022-10-17 16:42:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 279 transitions. [2022-10-17 16:42:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:21,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,101 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 16:42:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 169 states and 298 transitions. [2022-10-17 16:42:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 298 transitions. [2022-10-17 16:42:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:24,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:24,568 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 16:42:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 169 states and 297 transitions. [2022-10-17 16:42:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 297 transitions. [2022-10-17 16:42:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:27,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,464 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 16:42:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:47,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 194 states and 355 transitions. [2022-10-17 16:42:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 355 transitions. [2022-10-17 16:42:47,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:47,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:47,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat