./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 --- 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-4e7fbc6 [2022-11-23 06:54:23,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:54:23,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:54:23,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:54:23,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:54:23,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:54:23,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:54:23,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:54:23,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:54:23,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:54:23,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:54:23,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:54:23,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:54:23,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:54:23,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:54:23,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:54:23,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:54:23,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:54:23,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:54:23,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:54:23,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:54:23,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:54:23,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:54:23,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:54:23,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:54:23,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:54:23,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:54:23,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:54:23,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:54:23,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:54:23,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:54:23,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:54:23,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:54:23,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:54:23,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:54:23,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:54:23,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:54:23,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:54:23,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:54:23,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:54:23,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:54:23,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-11-23 06:54:23,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:54:23,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:54:23,333 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:54:23,333 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:54:23,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:54:23,334 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:54:23,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:54:23,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:54:23,336 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:54:23,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:54:23,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:54:23,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:54:23,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:54:23,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:54:23,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 06:54:23,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:54:23,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 06:54:23,339 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:54:23,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 06:54:23,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:54:23,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 06:54:23,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:54:23,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:54:23,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:54:23,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:54:23,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:54:23,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:54:23,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 06:54:23,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 06:54:23,342 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-23 06:54:23,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 06:54:23,343 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:54:23,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:54:23,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 06:54:23,344 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:54:23,344 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:54:23,344 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_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792abe541332f7dc398bc25a6deb152789a85df6c33026f5ef70dc244a881f99 [2022-11-23 06:54:23,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:54:23,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:54:23,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:54:23,655 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:54:23,656 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:54:23,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-11-23 06:54:26,864 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:54:27,073 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:54:27,074 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2022-11-23 06:54:27,081 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/data/e9ce852fd/60761454d4974fc8888f5637d8f0a9e8/FLAG5deea9bae [2022-11-23 06:54:27,096 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/data/e9ce852fd/60761454d4974fc8888f5637d8f0a9e8 [2022-11-23 06:54:27,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:54:27,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:54:27,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:54:27,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:54:27,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:54:27,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f1fcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27, skipping insertion in model container [2022-11-23 06:54:27,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:54:27,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:54:27,353 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_661f7e1e-57cf-49c7-8246-2903a76ff4c6/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-11-23 06:54:27,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:54:27,385 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:54:27,419 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_661f7e1e-57cf-49c7-8246-2903a76ff4c6/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c[3512,3525] [2022-11-23 06:54:27,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:54:27,436 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:54:27,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27 WrapperNode [2022-11-23 06:54:27,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:54:27,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:54:27,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:54:27,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:54:27,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,492 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2022-11-23 06:54:27,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:54:27,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:54:27,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:54:27,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:54:27,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:54:27,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:54:27,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:54:27,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:54:27,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (1/1) ... [2022-11-23 06:54:27,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:54:27,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:27,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:54:27,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:54:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:54:27,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-23 06:54:27,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-23 06:54:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-23 06:54:27,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-23 06:54:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 06:54:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:54:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 06:54:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 06:54:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 06:54:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:54:27,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:54:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 06:54:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:54:27,613 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:54:27,714 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:54:27,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:54:27,988 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:54:28,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:54:28,105 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 06:54:28,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:54:28 BoogieIcfgContainer [2022-11-23 06:54:28,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:54:28,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:54:28,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:54:28,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:54:28,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:54:27" (1/3) ... [2022-11-23 06:54:28,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa90bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:54:28, skipping insertion in model container [2022-11-23 06:54:28,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:54:27" (2/3) ... [2022-11-23 06:54:28,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa90bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:54:28, skipping insertion in model container [2022-11-23 06:54:28,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:54:28" (3/3) ... [2022-11-23 06:54:28,120 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-2.wvr.c [2022-11-23 06:54:28,131 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 06:54:28,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:54:28,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 06:54:28,146 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 06:54:28,231 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 06:54:28,301 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:54:28,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:54:28,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:28,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:54:28,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-23 06:54:28,428 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:54:28,452 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-23 06:54:28,458 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@15c54762, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:54:28,459 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-23 06:54:28,679 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:28,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:28,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1758790528, now seen corresponding path program 1 times [2022-11-23 06:54:28,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:28,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637139478] [2022-11-23 06:54:28,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:28,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:29,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:29,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637139478] [2022-11-23 06:54:29,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637139478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:29,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:29,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:54:29,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785111618] [2022-11-23 06:54:29,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:29,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:54:29,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:29,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:54:29,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:54:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:29,088 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:29,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.5) internal successors, (95), 2 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:29,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:29,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:29,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 06:54:29,172 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:29,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:29,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1009195043, now seen corresponding path program 1 times [2022-11-23 06:54:29,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:29,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966891404] [2022-11-23 06:54:29,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:29,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:30,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:30,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966891404] [2022-11-23 06:54:30,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966891404] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:30,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:30,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-23 06:54:30,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138315186] [2022-11-23 06:54:30,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:30,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-23 06:54:30,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:30,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-23 06:54:30,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-23 06:54:30,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:30,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:30,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:30,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:30,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:30,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:30,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:30,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 06:54:30,721 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:30,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:30,724 INFO L85 PathProgramCache]: Analyzing trace with hash -162551329, now seen corresponding path program 2 times [2022-11-23 06:54:30,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:30,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602630958] [2022-11-23 06:54:30,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:30,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:31,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:31,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602630958] [2022-11-23 06:54:31,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602630958] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:31,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:31,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 06:54:31,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160015659] [2022-11-23 06:54:31,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:31,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 06:54:31,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:31,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 06:54:31,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-11-23 06:54:31,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:31,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:31,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:31,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:31,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:31,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 06:54:31,680 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:31,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:31,681 INFO L85 PathProgramCache]: Analyzing trace with hash 967340899, now seen corresponding path program 3 times [2022-11-23 06:54:31,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:31,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629399161] [2022-11-23 06:54:31,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:31,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:31,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:31,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:31,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629399161] [2022-11-23 06:54:31,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629399161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:31,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:31,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 06:54:31,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923946068] [2022-11-23 06:54:31,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:31,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:54:31,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:31,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:54:31,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:54:31,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,805 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:31,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:31,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:31,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:31,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:31,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 06:54:31,852 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:31,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:31,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1480129601, now seen corresponding path program 4 times [2022-11-23 06:54:31,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:31,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563077022] [2022-11-23 06:54:31,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:32,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:32,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563077022] [2022-11-23 06:54:32,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563077022] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:32,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:32,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-23 06:54:32,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357850306] [2022-11-23 06:54:32,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:32,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 06:54:32,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:32,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 06:54:32,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-23 06:54:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:32,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:32,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:32,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:32,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:32,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:32,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:32,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 06:54:32,544 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:32,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:32,546 INFO L85 PathProgramCache]: Analyzing trace with hash -495485921, now seen corresponding path program 5 times [2022-11-23 06:54:32,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:32,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492278065] [2022-11-23 06:54:32,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:32,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:32,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:32,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492278065] [2022-11-23 06:54:32,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492278065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:32,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:32,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 06:54:32,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381624771] [2022-11-23 06:54:32,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:32,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:54:32,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:32,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:54:32,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:54:32,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,711 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:32,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:32,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:32,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:32,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:32,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:32,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:32,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:32,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:32,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 06:54:32,789 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:32,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:32,791 INFO L85 PathProgramCache]: Analyzing trace with hash -231720377, now seen corresponding path program 6 times [2022-11-23 06:54:32,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:32,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414338105] [2022-11-23 06:54:32,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:33,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:33,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414338105] [2022-11-23 06:54:33,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414338105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:33,258 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:33,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 06:54:33,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327193818] [2022-11-23 06:54:33,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:33,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 06:54:33,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:33,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 06:54:33,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-11-23 06:54:33,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,265 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:33,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 06:54:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 06:54:33,442 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-23 06:54:33,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:33,442 INFO L85 PathProgramCache]: Analyzing trace with hash -308746459, now seen corresponding path program 7 times [2022-11-23 06:54:33,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:33,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762736373] [2022-11-23 06:54:33,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:33,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:33,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:33,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762736373] [2022-11-23 06:54:33,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762736373] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:54:33,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:54:33,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-23 06:54:33,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109845052] [2022-11-23 06:54:33,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:54:33,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-23 06:54:33,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:33,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-23 06:54:33,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-23 06:54:33,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:33,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:54:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-23 06:54:33,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:33,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 06:54:34,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:34,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:34,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 06:54:34,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-11-23 06:54:34,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2022-11-23 06:54:34,220 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2022-11-23 06:54:34,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 06:54:34,236 INFO L444 BasicCegarLoop]: Path program histogram: [7, 1] [2022-11-23 06:54:34,239 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-23 06:54:34,239 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 06:54:34,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:54:34 BasicIcfg [2022-11-23 06:54:34,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 06:54:34,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 06:54:34,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 06:54:34,244 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 06:54:34,244 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:54:28" (3/4) ... [2022-11-23 06:54:34,248 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 06:54:34,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-23 06:54:34,254 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-23 06:54:34,260 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-23 06:54:34,260 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 06:54:34,260 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 06:54:34,260 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 06:54:34,316 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/witness.graphml [2022-11-23 06:54:34,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 06:54:34,317 INFO L158 Benchmark]: Toolchain (without parser) took 7215.95ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 125.2MB in the beginning and 163.9MB in the end (delta: -38.7MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,317 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 172.0MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:54:34,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.51ms. Allocated memory is still 172.0MB. Free memory was 124.9MB in the beginning and 113.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.61ms. Allocated memory is still 172.0MB. Free memory was 113.4MB in the beginning and 111.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,318 INFO L158 Benchmark]: Boogie Preprocessor took 26.83ms. Allocated memory is still 172.0MB. Free memory was 111.5MB in the beginning and 110.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:54:34,319 INFO L158 Benchmark]: RCFGBuilder took 588.57ms. Allocated memory is still 172.0MB. Free memory was 110.1MB in the beginning and 91.6MB in the end (delta: 18.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,319 INFO L158 Benchmark]: TraceAbstraction took 6130.98ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 90.8MB in the beginning and 166.0MB in the end (delta: -75.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,319 INFO L158 Benchmark]: Witness Printer took 72.68ms. Allocated memory is still 257.9MB. Free memory was 166.0MB in the beginning and 163.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:54:34,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 172.0MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.51ms. Allocated memory is still 172.0MB. Free memory was 124.9MB in the beginning and 113.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.61ms. Allocated memory is still 172.0MB. Free memory was 113.4MB in the beginning and 111.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.83ms. Allocated memory is still 172.0MB. Free memory was 111.5MB in the beginning and 110.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.57ms. Allocated memory is still 172.0MB. Free memory was 110.1MB in the beginning and 91.6MB in the end (delta: 18.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 6130.98ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 90.8MB in the beginning and 166.0MB in the end (delta: -75.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Witness Printer took 72.68ms. Allocated memory is still 257.9MB. Free memory was 166.0MB in the beginning and 163.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2555, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 107, dependent conditional: 78, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2530, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 82, dependent conditional: 53, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2530, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 82, dependent conditional: 53, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 169, dependent unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 68, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 68, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, independent: 640, independent conditional: 3, independent unconditional: 637, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 12, independent conditional: 3, independent unconditional: 9, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 12, independent conditional: 3, independent unconditional: 9, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, independent: 39, independent conditional: 9, independent unconditional: 30, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2706, independent: 1808, independent conditional: 4, independent unconditional: 1804, dependent: 212, dependent conditional: 51, dependent unconditional: 161, unknown: 686, unknown conditional: 20, unknown unconditional: 666] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 640, Positive conditional cache size: 3, Positive unconditional cache size: 637, Negative cache size: 46, Negative conditional cache size: 17, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 7, Independence queries for same thread: 25 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 234, Number of trivial persistent sets: 139, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 666, independent: 637, independent conditional: 0, independent unconditional: 637, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2555, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 107, dependent conditional: 78, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2530, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 82, dependent conditional: 53, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2530, independent: 2448, independent conditional: 1811, independent unconditional: 637, dependent: 82, dependent conditional: 53, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 169, dependent unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 68, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2706, independent: 2448, independent conditional: 7, independent unconditional: 2441, dependent: 258, dependent conditional: 68, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, independent: 640, independent conditional: 3, independent unconditional: 637, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, independent: 628, independent conditional: 0, independent unconditional: 628, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 58, independent: 12, independent conditional: 3, independent unconditional: 9, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 58, independent: 12, independent conditional: 3, independent unconditional: 9, dependent: 46, dependent conditional: 17, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, independent: 39, independent conditional: 9, independent unconditional: 30, dependent: 195, dependent conditional: 54, dependent unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2706, independent: 1808, independent conditional: 4, independent unconditional: 1804, dependent: 212, dependent conditional: 51, dependent unconditional: 161, unknown: 686, unknown conditional: 20, unknown unconditional: 666] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 640, Positive conditional cache size: 3, Positive unconditional cache size: 637, Negative cache size: 46, Negative conditional cache size: 17, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 7, Independence queries for same thread: 25 - PositiveResult [Line: 130]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 133 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 1.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 746 NumberOfCodeBlocks, 746 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 738 ConstructedInterpolants, 0 QuantifiedInterpolants, 2003 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-23 06:54:34,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-11-23 06:54:34,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_661f7e1e-57cf-49c7-8246-2903a76ff4c6/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE