./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 62bb9e4cb3fb45378d7de513612dc08e0394f3048289be85bceda07932ec1175 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:19:44,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:19:44,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-08 12:19:44,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:19:44,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:19:44,215 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:19:44,216 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:19:44,216 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:19:44,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:19:44,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:19:44,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:19:44,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:19:44,222 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:19:44,223 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:19:44,223 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:19:44,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:19:44,224 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:19:44,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:19:44,228 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 12:19:44,229 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 12:19:44,229 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 12:19:44,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:19:44,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 12:19:44,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:19:44,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:19:44,231 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:19:44,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:19:44,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:19:44,232 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:19:44,232 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 12:19:44,233 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:19:44,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:19:44,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:19:44,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:19:44,237 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:19:44,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:19:44,238 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:19:44,239 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:19:44,240 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:19:44,240 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:19:44,241 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:19:44,241 INFO L153 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_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62bb9e4cb3fb45378d7de513612dc08e0394f3048289be85bceda07932ec1175 [2024-11-08 12:19:44,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:19:44,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:19:44,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:19:44,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:19:44,648 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:19:44,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i Unable to find full path for "g++" [2024-11-08 12:19:46,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:19:47,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:19:47,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur.i [2024-11-08 12:19:47,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/data/88e2eb7e7/6ebf91a5a4944dbabcde3f128c532102/FLAG495d6e68b [2024-11-08 12:19:47,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/data/88e2eb7e7/6ebf91a5a4944dbabcde3f128c532102 [2024-11-08 12:19:47,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:19:47,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:19:47,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:19:47,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:19:47,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:19:47,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:19:47" (1/1) ... [2024-11-08 12:19:47,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c24202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:47, skipping insertion in model container [2024-11-08 12:19:47,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:19:47" (1/1) ... [2024-11-08 12:19:47,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:19:47,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:19:47,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:19:47,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:19:48,019 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:19:48,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48 WrapperNode [2024-11-08 12:19:48,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:19:48,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:19:48,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:19:48,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:19:48,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,049 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,087 INFO L138 Inliner]: procedures = 165, calls = 30, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 150 [2024-11-08 12:19:48,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:19:48,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:19:48,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:19:48,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:19:48,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:19:48,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:19:48,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:19:48,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:19:48,143 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (1/1) ... [2024-11-08 12:19:48,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:19:48,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:19:48,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-08 12:19:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-08 12:19:48,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 12:19:48,232 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 12:19:48,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 12:19:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 12:19:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 12:19:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:19:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 12:19:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 12:19:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 12:19:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 12:19:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:19:48,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:19:48,237 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 12:19:48,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:19:48,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:19:48,823 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 12:19:48,824 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:19:49,574 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:19:49,574 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 12:19:49,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:19:49 BoogieIcfgContainer [2024-11-08 12:19:49,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:19:49,580 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:19:49,580 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:19:49,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:19:49,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:19:47" (1/3) ... [2024-11-08 12:19:49,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d27980b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:19:49, skipping insertion in model container [2024-11-08 12:19:49,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:19:48" (2/3) ... [2024-11-08 12:19:49,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d27980b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:19:49, skipping insertion in model container [2024-11-08 12:19:49,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:19:49" (3/3) ... [2024-11-08 12:19:49,591 INFO L112 eAbstractionObserver]: Analyzing ICFG 37_stack_lock_p0_vs_concur.i [2024-11-08 12:19:49,614 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:19:49,614 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-08 12:19:49,615 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 12:19:49,714 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:19:49,794 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:49,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-08 12:19:49,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:19:49,797 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-08 12:19:49,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-08 12:19:49,848 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:19:49,864 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2024-11-08 12:19:49,874 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@6175072a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:49,875 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2024-11-08 12:19:50,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:50,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:50,369 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:50,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:50,377 INFO L85 PathProgramCache]: Analyzing trace with hash 395841524, now seen corresponding path program 1 times [2024-11-08 12:19:50,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:50,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567201172] [2024-11-08 12:19:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:50,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:51,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:51,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567201172] [2024-11-08 12:19:51,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567201172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:51,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:51,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 12:19:51,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410173776] [2024-11-08 12:19:51,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:51,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:19:51,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:51,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:19:51,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:19:51,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:51,603 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:51,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-11-08 12:19:51,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:51,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:51,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:19:51,691 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:51,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:51,693 INFO L85 PathProgramCache]: Analyzing trace with hash 395841526, now seen corresponding path program 1 times [2024-11-08 12:19:51,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:51,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390330257] [2024-11-08 12:19:51,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:51,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:52,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:52,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390330257] [2024-11-08 12:19:52,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390330257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:52,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:52,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:19:52,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201895269] [2024-11-08 12:19:52,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:52,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:19:52,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:52,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:19:52,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:19:52,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:52,327 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:52,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-08 12:19:52,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:52,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:52,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:52,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:52,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:19:52,478 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:52,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash 395841527, now seen corresponding path program 1 times [2024-11-08 12:19:52,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:52,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436780507] [2024-11-08 12:19:52,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:52,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:53,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:53,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436780507] [2024-11-08 12:19:53,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436780507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:53,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:53,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:19:53,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163418077] [2024-11-08 12:19:53,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:53,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:19:53,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:53,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:19:53,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:19:53,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:53,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:53,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-08 12:19:53,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:53,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:53,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:53,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:53,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:53,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:53,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 12:19:53,544 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err8ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:53,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:53,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1835713567, now seen corresponding path program 1 times [2024-11-08 12:19:53,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:53,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861227116] [2024-11-08 12:19:53,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:53,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:54,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:54,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861227116] [2024-11-08 12:19:54,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861227116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:54,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:54,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:19:54,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133944472] [2024-11-08 12:19:54,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:54,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:19:54,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:54,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:19:54,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:19:54,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:54,363 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:54,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-11-08 12:19:54,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:54,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:54,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:54,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 12:19:54,704 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err11ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:54,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:54,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1962722184, now seen corresponding path program 1 times [2024-11-08 12:19:54,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:54,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752165525] [2024-11-08 12:19:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:55,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:55,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752165525] [2024-11-08 12:19:55,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752165525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:55,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:55,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 12:19:55,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082232906] [2024-11-08 12:19:55,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:55,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:19:55,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:55,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:19:55,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:19:55,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:55,573 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:55,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2024-11-08 12:19:55,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:55,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:55,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:55,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:55,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:56,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:56,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 12:19:56,127 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err8ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:56,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:56,128 INFO L85 PathProgramCache]: Analyzing trace with hash -2065598401, now seen corresponding path program 1 times [2024-11-08 12:19:56,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:56,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180620788] [2024-11-08 12:19:56,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:56,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:56,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:56,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180620788] [2024-11-08 12:19:56,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180620788] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:56,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:56,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 12:19:56,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545202804] [2024-11-08 12:19:56,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:56,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:19:56,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:56,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:19:56,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:19:56,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:56,920 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:56,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 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) [2024-11-08 12:19:56,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:57,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:57,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:57,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:19:57,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 12:19:57,274 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:57,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:57,275 INFO L85 PathProgramCache]: Analyzing trace with hash -739561645, now seen corresponding path program 1 times [2024-11-08 12:19:57,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:57,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376675960] [2024-11-08 12:19:57,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:57,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:19:57,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:19:57,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:19:57,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376675960] [2024-11-08 12:19:57,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376675960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:19:57,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:19:57,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:19:57,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467252877] [2024-11-08 12:19:57,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:19:57,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:19:57,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:19:57,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:19:57,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:19:57,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:57,807 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:19:57,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 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) [2024-11-08 12:19:57,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:57,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:57,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:57,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:19:57,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:19:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:19:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:19:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:19:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:19:58,217 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (14 of 15 remaining) [2024-11-08 12:19:58,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (13 of 15 remaining) [2024-11-08 12:19:58,218 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (12 of 15 remaining) [2024-11-08 12:19:58,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (11 of 15 remaining) [2024-11-08 12:19:58,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (10 of 15 remaining) [2024-11-08 12:19:58,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (9 of 15 remaining) [2024-11-08 12:19:58,219 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (8 of 15 remaining) [2024-11-08 12:19:58,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (7 of 15 remaining) [2024-11-08 12:19:58,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONARRAY_INDEX (6 of 15 remaining) [2024-11-08 12:19:58,220 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 15 remaining) [2024-11-08 12:19:58,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 15 remaining) [2024-11-08 12:19:58,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONARRAY_INDEX (3 of 15 remaining) [2024-11-08 12:19:58,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONMEMORY_LEAK (2 of 15 remaining) [2024-11-08 12:19:58,221 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err12REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 15 remaining) [2024-11-08 12:19:58,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thr1Err13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (0 of 15 remaining) [2024-11-08 12:19:58,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 12:19:58,246 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:19:58,248 INFO L317 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-11-08 12:19:58,257 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:58,258 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:19:58,262 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:19:58,263 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@6175072a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:58,263 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 12:19:58,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-08 12:19:58,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:58,322 INFO L85 PathProgramCache]: Analyzing trace with hash 395834495, now seen corresponding path program 1 times [2024-11-08 12:19:58,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:58,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282704237] [2024-11-08 12:19:58,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:58,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:19:58,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 12:19:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:19:58,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 12:19:58,619 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 12:19:58,619 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-08 12:19:58,619 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 2 remaining) [2024-11-08 12:19:58,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 12:19:58,621 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 12:19:58,622 INFO L317 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2024-11-08 12:19:58,623 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-08 12:19:58,623 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-08 12:19:58,661 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:19:58,664 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:58,666 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:19:58,666 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:19:58,667 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@6175072a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:58,667 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-08 12:19:58,781 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-08 12:19:58,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:58,782 INFO L85 PathProgramCache]: Analyzing trace with hash -493481464, now seen corresponding path program 1 times [2024-11-08 12:19:58,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:58,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978472680] [2024-11-08 12:19:58,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:19:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:19:59,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 12:19:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 12:19:59,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 12:19:59,174 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 12:19:59,174 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-08 12:19:59,174 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 2 remaining) [2024-11-08 12:19:59,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 12:19:59,176 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 12:19:59,176 INFO L317 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (1/3) [2024-11-08 12:19:59,177 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-08 12:19:59,177 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-08 12:19:59,226 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:19:59,229 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:59,231 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:19:59,231 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2024-11-08 12:19:59,232 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@6175072a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:19:59,232 INFO L334 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2024-11-08 12:19:59,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:19:59,643 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:19:59,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:19:59,643 INFO L85 PathProgramCache]: Analyzing trace with hash -480225857, now seen corresponding path program 1 times [2024-11-08 12:19:59,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:19:59,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651001736] [2024-11-08 12:19:59,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:19:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:00,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:00,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651001736] [2024-11-08 12:20:00,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651001736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:00,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:00,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 12:20:00,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859216433] [2024-11-08 12:20:00,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:00,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:20:00,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:00,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:20:00,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:20:00,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:00,176 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:00,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-11-08 12:20:00,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:00,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:00,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:00,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 12:20:00,518 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:00,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:00,518 INFO L85 PathProgramCache]: Analyzing trace with hash -480225855, now seen corresponding path program 1 times [2024-11-08 12:20:00,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:00,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372504682] [2024-11-08 12:20:00,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:00,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:00,858 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:00,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:00,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372504682] [2024-11-08 12:20:00,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372504682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:00,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:00,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:20:00,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337326860] [2024-11-08 12:20:00,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:00,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:20:00,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:00,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:20:00,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:20:00,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:00,862 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:00,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-08 12:20:00,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:00,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:01,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:01,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:01,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 12:20:01,511 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:01,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:01,512 INFO L85 PathProgramCache]: Analyzing trace with hash -480225854, now seen corresponding path program 1 times [2024-11-08 12:20:01,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:01,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598377928] [2024-11-08 12:20:01,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:01,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:02,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:02,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598377928] [2024-11-08 12:20:02,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598377928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:02,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:02,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:20:02,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445689192] [2024-11-08 12:20:02,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:02,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:20:02,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:02,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:20:02,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:20:02,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:02,262 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:02,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-08 12:20:02,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:02,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:02,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:03,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 12:20:03,439 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err8ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:03,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:03,439 INFO L85 PathProgramCache]: Analyzing trace with hash -308463638, now seen corresponding path program 1 times [2024-11-08 12:20:03,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:03,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607909088] [2024-11-08 12:20:03,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:04,101 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:04,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:04,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607909088] [2024-11-08 12:20:04,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607909088] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:04,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:04,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:20:04,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765639640] [2024-11-08 12:20:04,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:04,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:20:04,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:04,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:20:04,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:20:04,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:04,108 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:04,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2024-11-08 12:20:04,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:04,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:04,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:04,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:05,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:05,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 12:20:05,598 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err11ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:05,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:05,599 INFO L85 PathProgramCache]: Analyzing trace with hash -321755821, now seen corresponding path program 1 times [2024-11-08 12:20:05,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:05,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951913280] [2024-11-08 12:20:05,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:05,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:06,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:06,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951913280] [2024-11-08 12:20:06,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951913280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:06,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:06,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:20:06,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522319784] [2024-11-08 12:20:06,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:06,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:20:06,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:06,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:20:06,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:20:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:06,119 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:06,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2024-11-08 12:20:06,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:06,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:06,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:06,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:06,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:07,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:07,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:07,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:07,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:07,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:07,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 12:20:07,453 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err8ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:07,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:07,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2140942530, now seen corresponding path program 1 times [2024-11-08 12:20:07,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:07,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965196031] [2024-11-08 12:20:07,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:08,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:08,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965196031] [2024-11-08 12:20:08,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965196031] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:08,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:08,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 12:20:08,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603034815] [2024-11-08 12:20:08,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:08,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:20:08,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:08,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:20:08,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:20:08,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:08,238 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:08,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2024-11-08 12:20:08,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:08,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:08,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:08,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:08,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:08,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:15,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:15,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:15,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:15,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 12:20:15,263 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:15,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:15,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1308880086, now seen corresponding path program 1 times [2024-11-08 12:20:15,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:15,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131013892] [2024-11-08 12:20:15,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:15,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:15,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:15,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131013892] [2024-11-08 12:20:15,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131013892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:15,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:15,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:20:15,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787194197] [2024-11-08 12:20:15,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:15,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:20:15,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:15,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:20:15,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:20:15,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:15,788 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:15,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:15,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:15,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:17,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:17,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 12:20:17,330 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:17,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:17,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1004222218, now seen corresponding path program 1 times [2024-11-08 12:20:17,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:17,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688952453] [2024-11-08 12:20:17,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:17,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:17,772 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:17,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:17,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688952453] [2024-11-08 12:20:17,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688952453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:20:17,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773950374] [2024-11-08 12:20:17,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:17,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:20:17,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:20:17,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:20:17,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 12:20:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:18,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 12:20:18,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:20:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:18,390 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:20:18,472 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:20:18,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 81 [2024-11-08 12:20:18,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:20:18,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2024-11-08 12:20:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:18,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773950374] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:20:18,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:20:18,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-08 12:20:18,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628851185] [2024-11-08 12:20:18,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:20:18,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 12:20:18,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:18,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 12:20:18,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-08 12:20:18,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:18,541 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:18,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 6 states have internal predecessors, (81), 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) [2024-11-08 12:20:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:18,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:18,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:19,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:19,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:19,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 12:20:19,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-08 12:20:19,237 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:19,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:19,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1601801336, now seen corresponding path program 1 times [2024-11-08 12:20:19,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:19,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894685457] [2024-11-08 12:20:19,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:19,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:20:19,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:19,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894685457] [2024-11-08 12:20:19,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894685457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:19,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:19,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:20:19,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447468946] [2024-11-08 12:20:19,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:19,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:20:19,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:19,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:20:19,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:20:19,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:19,628 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:19,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:19,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:24,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:24,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:24,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 12:20:24,917 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:24,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:24,917 INFO L85 PathProgramCache]: Analyzing trace with hash 757329465, now seen corresponding path program 1 times [2024-11-08 12:20:24,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:24,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009252429] [2024-11-08 12:20:24,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:24,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:20:25,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:25,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009252429] [2024-11-08 12:20:25,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009252429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:25,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:25,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:20:25,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108227732] [2024-11-08 12:20:25,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:25,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:20:25,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:25,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:20:25,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:20:25,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:25,506 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:25,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 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) [2024-11-08 12:20:25,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:25,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:31,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:31,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:31,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:31,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 12:20:31,987 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:31,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:31,988 INFO L85 PathProgramCache]: Analyzing trace with hash -338095915, now seen corresponding path program 1 times [2024-11-08 12:20:31,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:31,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107559585] [2024-11-08 12:20:31,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:31,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:20:32,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:32,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107559585] [2024-11-08 12:20:32,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107559585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:32,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:32,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:20:32,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816239359] [2024-11-08 12:20:32,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:32,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 12:20:32,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:32,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 12:20:32,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 12:20:32,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:32,431 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:32,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2024-11-08 12:20:32,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:32,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:32,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:32,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:32,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:39,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:39,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:39,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 12:20:39,654 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:39,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:39,655 INFO L85 PathProgramCache]: Analyzing trace with hash 2055726140, now seen corresponding path program 1 times [2024-11-08 12:20:39,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:39,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130080867] [2024-11-08 12:20:39,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:39,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:40,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:40,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130080867] [2024-11-08 12:20:40,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130080867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:20:40,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287084441] [2024-11-08 12:20:40,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:40,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:20:40,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:20:40,606 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:20:40,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 12:20:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:41,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 12:20:41,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:20:41,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 12:20:41,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 12:20:41,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:20:41,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:20:41,334 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:20:41,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:20:41,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 12:20:41,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:41,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:20:41,431 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:41,432 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:20:41,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-08 12:20:41,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2024-11-08 12:20:41,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-08 12:20:42,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 12:20:42,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 12:20:42,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:20:42,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 81 [2024-11-08 12:20:42,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:20:42,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2024-11-08 12:20:42,729 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:20:42,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2024-11-08 12:20:42,738 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:20:42,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-08 12:20:42,823 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:42,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287084441] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:20:42,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:20:42,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 25 [2024-11-08 12:20:42,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667588607] [2024-11-08 12:20:42,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:20:42,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-08 12:20:42,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:42,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-08 12:20:42,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=549, Unknown=5, NotChecked=0, Total=650 [2024-11-08 12:20:42,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:42,827 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:42,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.730769230769231) internal successors, (123), 25 states have internal predecessors, (123), 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) [2024-11-08 12:20:42,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:42,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:42,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:42,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:42,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:42,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:46,175 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (<= 0 (+ c_~next_alloc_idx~0 1)) (<= c_~next_alloc_idx~0 62) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0)) is different from false [2024-11-08 12:20:46,337 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (< c_~next_alloc_idx~0 65)) (.cse0 (< 64 c_~next_alloc_idx~0))) (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 (+ c_~next_alloc_idx~0 1)) (or (forall ((v_DerPreprocessor_1 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) .cse0) (or (forall ((v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) .cse1) (<= c_~next_alloc_idx~0 62) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse1 (forall ((v_DerPreprocessor_2 (Array Int Int))) (< 0 (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (or .cse1 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0) (or (forall ((v_DerPreprocessor_1 (Array Int Int))) (< 0 (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|))) .cse0))) is different from false [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:49,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-08 12:20:49,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 12:20:49,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:20:49,214 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:20:49,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:49,215 INFO L85 PathProgramCache]: Analyzing trace with hash 938037725, now seen corresponding path program 1 times [2024-11-08 12:20:49,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:49,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029142294] [2024-11-08 12:20:49,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:50,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029142294] [2024-11-08 12:20:50,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029142294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:20:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711882844] [2024-11-08 12:20:50,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:50,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:20:50,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:20:50,004 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:20:50,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 12:20:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:50,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 12:20:50,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:20:50,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 12:20:50,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 12:20:50,785 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:20:50,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:20:50,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:20:50,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 12:20:50,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 12:20:50,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:20:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:50,976 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:20:51,192 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 12:20:51,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 111 [2024-11-08 12:20:51,205 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:20:51,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 111 treesize of output 111 [2024-11-08 12:20:51,447 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|))) (let ((.cse1 (< 64 c_~next_alloc_idx~0)) (.cse0 (forall ((v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))) (and (or .cse0 .cse1 (= |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (or (< c_~next_alloc_idx~0 65) (and (forall ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))) (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_DerPreprocessor_7 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))) (or .cse1 (and .cse0 (or (< c_~next_alloc_idx~0 63) (forall ((v_DerPreprocessor_5 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))))))) is different from false [2024-11-08 12:20:51,863 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:20:51,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-11-08 12:20:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 12:20:51,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 12:20:51,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 12:20:51,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-08 12:20:52,789 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:20:52,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 81 [2024-11-08 12:20:52,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:20:52,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2024-11-08 12:20:52,899 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:20:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:20:52,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711882844] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:20:52,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:20:52,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 18 [2024-11-08 12:20:52,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009341183] [2024-11-08 12:20:52,973 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:20:52,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-08 12:20:52,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:52,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-08 12:20:52,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=253, Unknown=1, NotChecked=32, Total=342 [2024-11-08 12:20:52,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:52,977 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:52,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.2105263157894735) internal successors, (118), 18 states have internal predecessors, (118), 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) [2024-11-08 12:20:52,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:20:52,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:20:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:20:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-08 12:20:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:54,703 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|))) (let ((.cse2 (< c_~next_alloc_idx~0 65)) (.cse1 (< 64 c_~next_alloc_idx~0)) (.cse3 (forall ((v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| (store .cse4 |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0)))) (.cse0 (< c_~next_alloc_idx~0 63))) (and (forall ((v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| Int)) (or (= |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) 0)) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| (store (select |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)))) (or (and (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| (store (select |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) 0))))) (forall ((|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| Int)) (or (forall ((v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| (store (select |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)))) (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) 0))))) .cse1) (or .cse2 (and (forall ((|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) 0)) (forall ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))) (forall ((|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| Int)) (or (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_DerPreprocessor_7 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)))) (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_45|) 0)))))) (or .cse3 .cse1 (= |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (= c_~next_alloc_idx~0 5) (or .cse2 (and (forall ((v_DerPreprocessor_7 (Array Int Int)) (v_DerPreprocessor_6 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_6) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))) (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_DerPreprocessor_7 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_7) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))) (or .cse1 (and .cse3 (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (|thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| Int)) (or (< 0 (select (select (store (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| (store .cse4 |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_5) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset|)) (< |thr1Thread2of3ForFork0_push_~#newTop~0#1.offset| 0))))))))) is different from false [2024-11-08 12:21:33,437 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (< c_~next_alloc_idx~0 65))) (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (<= 0 (+ c_~next_alloc_idx~0 1)) (or (forall ((v_DerPreprocessor_1 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (< 64 c_~next_alloc_idx~0)) (or (forall ((v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) .cse0) (<= c_~next_alloc_idx~0 62) (or .cse0 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0) (< 0 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) is different from false [2024-11-08 12:21:39,778 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (< c_~next_alloc_idx~0 65))) (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 (+ c_~next_alloc_idx~0 1)) (or (forall ((v_DerPreprocessor_1 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (< 64 c_~next_alloc_idx~0)) (or (forall ((v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) .cse0) (<= c_~next_alloc_idx~0 62) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0))) is different from false [2024-11-08 12:21:40,047 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (< c_~next_alloc_idx~0 65))) (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (or (forall ((v_DerPreprocessor_1 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (< 64 c_~next_alloc_idx~0)) (or (forall ((v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) 0)) (< 0 (select (select (store |c_#memory_int| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) .cse0) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0))) is different from false [2024-11-08 12:21:42,188 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 (+ c_~next_alloc_idx~0 1)) (<= c_~next_alloc_idx~0 62) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0)) is different from false [2024-11-08 12:21:42,304 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (< c_~next_alloc_idx~0 65))) (and (forall ((v_DerPreprocessor_1 (Array Int Int)) (|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_1) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 (+ c_~next_alloc_idx~0 1)) (<= c_~next_alloc_idx~0 62) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (forall ((v_DerPreprocessor_2 (Array Int Int))) (< 0 (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_2) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)))) (or .cse0 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_3 (Array Int Int)) (v_DerPreprocessor_2 (Array Int Int)) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| Int)) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (< 0 (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_3) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43| v_DerPreprocessor_2) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_43| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_43|)))) (<= 3 c_~top~0) (or (forall ((v_DerPreprocessor_1 (Array Int Int))) (< 0 (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_1) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|))) (< 64 c_~next_alloc_idx~0)))) is different from false [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:50,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:21:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-11-08 12:21:50,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 12:21:50,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-08 12:21:50,940 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:21:50,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:21:50,941 INFO L85 PathProgramCache]: Analyzing trace with hash -973157522, now seen corresponding path program 2 times [2024-11-08 12:21:50,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:21:50,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366433673] [2024-11-08 12:21:50,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:21:50,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:21:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:21:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:21:51,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:21:51,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366433673] [2024-11-08 12:21:51,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366433673] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:21:51,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370491344] [2024-11-08 12:21:51,860 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:21:51,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:21:51,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:21:51,862 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:21:51,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 12:21:52,537 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:21:52,538 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:21:52,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 12:21:52,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:21:52,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 12:21:52,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:21:52,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 12:21:52,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:21:52,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:21:52,897 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:21:52,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:21:52,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 103 [2024-11-08 12:21:52,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 67 [2024-11-08 12:21:52,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2024-11-08 12:21:53,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2024-11-08 12:21:53,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 12:21:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:21:53,109 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:21:53,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370491344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:21:53,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:21:53,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 19 [2024-11-08 12:21:53,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577505842] [2024-11-08 12:21:53,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:21:53,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 12:21:53,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:21:53,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 12:21:53,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2024-11-08 12:21:53,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:53,114 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:21:53,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 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) [2024-11-08 12:21:53,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:53,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:53,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:53,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:21:53,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-11-08 12:21:53,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:56,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:56,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:21:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-08 12:21:56,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:21:56,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 12:21:57,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-08 12:21:57,007 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:21:57,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:21:57,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1774238674, now seen corresponding path program 3 times [2024-11-08 12:21:57,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:21:57,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705549149] [2024-11-08 12:21:57,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:21:57,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:21:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:21:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:21:57,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:21:57,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705549149] [2024-11-08 12:21:57,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705549149] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:21:57,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330200926] [2024-11-08 12:21:57,775 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-08 12:21:57,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:21:57,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:21:57,777 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:21:57,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 12:21:58,330 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-08 12:21:58,331 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:21:58,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 12:21:58,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:21:58,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-08 12:21:58,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 12:21:58,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:21:58,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 12:21:58,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:21:58,452 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:21:58,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:21:58,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 107 [2024-11-08 12:21:58,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2024-11-08 12:21:58,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 45 [2024-11-08 12:21:58,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2024-11-08 12:21:58,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-11-08 12:21:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:21:58,884 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:21:58,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330200926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:21:58,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:21:58,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [12] total 19 [2024-11-08 12:21:58,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648187009] [2024-11-08 12:21:58,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:21:58,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 12:21:58,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:21:58,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 12:21:58,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2024-11-08 12:21:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:58,888 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:21:58,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 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) [2024-11-08 12:21:58,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:58,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:58,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:21:58,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:21:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:02,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:22:02,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-11-08 12:22:02,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:22:02,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:22:02,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-08 12:22:02,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-08 12:22:02,642 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:22:02,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:02,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1787177104, now seen corresponding path program 4 times [2024-11-08 12:22:02,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:02,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726374981] [2024-11-08 12:22:02,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:02,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:22:03,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:03,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726374981] [2024-11-08 12:22:03,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726374981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:03,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064909111] [2024-11-08 12:22:03,640 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-08 12:22:03,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:03,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:03,642 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:03,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 12:22:04,235 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-08 12:22:04,235 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:22:04,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 12:22:04,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:22:04,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 12:22:04,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:22:04,353 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-08 12:22:04,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2024-11-08 12:22:04,402 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-11-08 12:22:04,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2024-11-08 12:22:04,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:22:04,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 12:22:04,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 12:22:04,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:22:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:22:04,661 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:22:05,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:22:05,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 124 [2024-11-08 12:22:05,067 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 12:22:05,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 108 [2024-11-08 12:22:05,272 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|))) (let ((.cse0 (< 62 c_~next_alloc_idx~0)) (.cse1 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))))) (and (or .cse0 .cse1 (= |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (or (and (or .cse0 .cse1) (or (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_12 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (< c_~next_alloc_idx~0 63))) (< 64 c_~next_alloc_idx~0)) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_13) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))))))) is different from false [2024-11-08 12:22:06,045 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:22:06,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 81 [2024-11-08 12:22:06,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:22:06,070 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:22:06,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 135 [2024-11-08 12:22:06,539 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:22:06,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 22 [2024-11-08 12:22:06,543 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:22:06,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-08 12:22:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:22:06,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064909111] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:22:06,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:22:06,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 23 [2024-11-08 12:22:06,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348239966] [2024-11-08 12:22:06,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:22:06,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-08 12:22:06,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:06,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-08 12:22:06,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=425, Unknown=4, NotChecked=42, Total=552 [2024-11-08 12:22:06,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:06,721 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:06,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.875) internal successors, (117), 23 states have internal predecessors, (117), 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) [2024-11-08 12:22:06,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:06,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-11-08 12:22:06,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:22:06,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:22:06,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:08,100 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|))) (let ((.cse0 (< 62 c_~next_alloc_idx~0)) (.cse1 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))))) (and (or .cse0 .cse1 (= |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (or (and (or .cse0 .cse1) (or (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_12 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse2 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (< c_~next_alloc_idx~0 63))) (< 64 c_~next_alloc_idx~0)) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_13) |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0))))) (not (= c_~top~0 0))))) is different from false [2024-11-08 12:22:09,134 WARN L851 $PredicateComparison]: unable to prove that (and (not (= c_~top~0 0)) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) is different from false [2024-11-08 12:22:11,917 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (.cse1 (< 64 c_~next_alloc_idx~0)) (.cse2 (not (= (select |c_#valid| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 1))) (.cse3 (< (select |c_#length| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 4)) (.cse4 (< c_~next_alloc_idx~0 65))) (and (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (= |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|))) (or .cse1 (and (or (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (< c_~next_alloc_idx~0 63)) (or (< 62 c_~next_alloc_idx~0) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0))))))) (or .cse2 .cse1 .cse3 (forall ((v_DerPreprocessor_11 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (not (= c_~top~0 0)) (or .cse4 .cse2 .cse3 (forall ((v_DerPreprocessor_12 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse4 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0)))) (or .cse4 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)))))) is different from false [2024-11-08 12:22:11,997 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|)) (.cse1 (< 64 c_~next_alloc_idx~0)) (.cse2 (not (= (select |c_#valid| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 1))) (.cse3 (< (select |c_#length| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 4)) (.cse4 (< c_~next_alloc_idx~0 65))) (and (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (= |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|))) (or .cse1 (and (or (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (< c_~next_alloc_idx~0 63)) (or (< 62 c_~next_alloc_idx~0) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| (store .cse0 |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0))))))) (or .cse2 .cse1 .cse3 (forall ((v_DerPreprocessor_11 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse4 .cse2 .cse3 (forall ((v_DerPreprocessor_12 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse4 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (not (= (select |c_#valid| |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0)))) (or .cse4 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)))))) is different from false [2024-11-08 12:22:17,698 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (not (= (select |c_#valid| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 1))) (.cse1 (< (select |c_#length| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 4)) (.cse2 (< c_~next_alloc_idx~0 65))) (and (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (< 64 c_~next_alloc_idx~0) .cse1 (forall ((v_DerPreprocessor_11 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (not (= c_~top~0 0)) (or .cse2 .cse0 .cse1 (forall ((v_DerPreprocessor_12 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse2 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)))))) is different from false [2024-11-08 12:22:18,650 WARN L851 $PredicateComparison]: unable to prove that (and (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= 3 c_~top~0) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or (< c_~next_alloc_idx~0 65) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) is different from false [2024-11-08 12:22:20,480 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (not (= (select |c_#valid| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 1))) (.cse1 (< (select |c_#length| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 4)) (.cse2 (< c_~next_alloc_idx~0 65))) (and (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (< 64 c_~next_alloc_idx~0) .cse1 (forall ((v_DerPreprocessor_11 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse2 .cse0 .cse1 (forall ((v_DerPreprocessor_12 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse2 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)))))) is different from false [2024-11-08 12:22:24,533 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (not (= (select |c_#valid| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 1))) (.cse1 (< (select |c_#length| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base|) 4)) (.cse2 (< c_~next_alloc_idx~0 65))) (and (= 3 (select (select |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|)) (= 3 c_~top~0) (<= 0 |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) (or .cse0 (< 64 c_~next_alloc_idx~0) .cse1 (forall ((v_DerPreprocessor_11 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_11) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse2 .cse0 .cse1 (forall ((v_DerPreprocessor_12 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_thr1Thread2of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_12) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)))) (or .cse2 (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_12 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_13) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_12) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0))))) (forall ((|thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| Int) (|v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| Int) (|v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| Int) (v_DerPreprocessor_11 (Array Int Int))) (or (< |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| 0) (not (= (select (select (store (store |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| (store (select |c_#memory_int| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset| c_~next_alloc_idx~0)) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47| v_DerPreprocessor_11) |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47|) |thr1Thread1of3ForFork0_push_~#newTop~0#1.offset|) 0)) (not (= (select (store |c_#valid| |v_thr1Thread1of3ForFork0_push_~#newTop~0#1.base_47| 1) |v_thr1Thread2of3ForFork0_push_~#newTop~0#1.base_47|) 0)))))) is different from false [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-11-08 12:22:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:22:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:22:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:22:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-11-08 12:22:49,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-08 12:22:49,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-08 12:22:49,943 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:22:49,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:49,943 INFO L85 PathProgramCache]: Analyzing trace with hash -39080325, now seen corresponding path program 1 times [2024-11-08 12:22:49,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:49,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827260095] [2024-11-08 12:22:49,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:49,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:50,279 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 12:22:50,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:50,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827260095] [2024-11-08 12:22:50,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827260095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:22:50,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:22:50,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:22:50,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421472060] [2024-11-08 12:22:50,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:22:50,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:22:50,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:22:50,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:22:50,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:22:50,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:50,282 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:22:50,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-11-08 12:22:50,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:50,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-11-08 12:22:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:22:58,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:58,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:58,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:58,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-11-08 12:22:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:22:58,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 12:22:58,859 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err14ASSERT_VIOLATIONMEMORY_LEAK === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:22:58,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:22:58,860 INFO L85 PathProgramCache]: Analyzing trace with hash -936273497, now seen corresponding path program 1 times [2024-11-08 12:22:58,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:22:58,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016359365] [2024-11-08 12:22:58,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:58,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:22:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:59,471 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:22:59,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:22:59,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016359365] [2024-11-08 12:22:59,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016359365] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:22:59,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015469582] [2024-11-08 12:22:59,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:22:59,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:22:59,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:22:59,474 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:22:59,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-08 12:22:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:22:59,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 12:22:59,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:00,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 12:23:00,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:23:00,141 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:00,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:23:00,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 12:23:00,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:23:00,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:23:00,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-08 12:23:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:23:00,228 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:00,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-08 12:23:00,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2024-11-08 12:23:00,421 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:00,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 84 [2024-11-08 12:23:00,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:23:00,448 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-08 12:23:00,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 59 [2024-11-08 12:23:00,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2024-11-08 12:23:00,496 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 12:23:00,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2024-11-08 12:23:00,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-11-08 12:23:00,556 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:23:00,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015469582] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:00,556 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:00,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 16 [2024-11-08 12:23:00,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069923660] [2024-11-08 12:23:00,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:00,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 12:23:00,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:00,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 12:23:00,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=216, Unknown=4, NotChecked=0, Total=272 [2024-11-08 12:23:00,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:00,558 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:00,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.588235294117647) internal successors, (78), 16 states have internal predecessors, (78), 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) [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-08 12:23:23,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-08 12:23:24,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-08 12:23:24,173 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err11ASSERT_VIOLATIONARRAY_INDEX === [thr1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thr1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 12 more)] === [2024-11-08 12:23:24,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:23:24,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1010119394, now seen corresponding path program 1 times [2024-11-08 12:23:24,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:23:24,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117350828] [2024-11-08 12:23:24,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:24,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:23:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:25,001 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:23:25,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:23:25,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117350828] [2024-11-08 12:23:25,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117350828] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:23:25,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843501742] [2024-11-08 12:23:25,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:23:25,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:23:25,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:23:25,002 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:23:25,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8deaa844-ede8-4181-ae64-af1dbfbccb04/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-08 12:23:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:23:25,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 12:23:25,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:23:25,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-08 12:23:25,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2024-11-08 12:23:25,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:23:25,729 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-08 12:23:25,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-08 12:23:25,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-08 12:23:25,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:23:25,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-08 12:23:25,800 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:23:25,801 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:23:25,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2024-11-08 12:23:25,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2024-11-08 12:23:25,941 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_17 (Array Int Int))) (< (mod (+ (select (select (store |c_#memory_int| |c_thr1Thread1of3ForFork0_push_~#newTop~0#1.base| v_DerPreprocessor_17) |c_thr1Thread3of3ForFork0_push_~#newTop~0#1.base|) |c_thr1Thread3of3ForFork0_push_~#newTop~0#1.offset|) 1) 4294967296) 65)) is different from false [2024-11-08 12:23:26,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:26,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 84 [2024-11-08 12:23:26,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2024-11-08 12:23:26,179 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:23:26,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 8 [2024-11-08 12:23:26,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 75 [2024-11-08 12:23:26,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2024-11-08 12:23:26,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 77 [2024-11-08 12:23:26,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 75 [2024-11-08 12:23:26,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2024-11-08 12:23:26,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-11-08 12:23:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 12:23:26,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843501742] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:23:26,463 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:23:26,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 6] total 16 [2024-11-08 12:23:26,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232055782] [2024-11-08 12:23:26,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:23:26,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 12:23:26,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:23:26,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 12:23:26,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=208, Unknown=1, NotChecked=30, Total=306 [2024-11-08 12:23:26,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:23:26,466 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:23:26,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.5294117647058822) internal successors, (60), 17 states have internal predecessors, (60), 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) [2024-11-08 12:23:26,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:26,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:26,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-08 12:23:26,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-08 12:23:26,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.