./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-19 04:26:17,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 04:26:17,981 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 04:26:17,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 04:26:17,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 04:26:18,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 04:26:18,020 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 04:26:18,021 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 04:26:18,022 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 04:26:18,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 04:26:18,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 04:26:18,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 04:26:18,025 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 04:26:18,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 04:26:18,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 04:26:18,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 04:26:18,028 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 04:26:18,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 04:26:18,028 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 04:26:18,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 04:26:18,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 04:26:18,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 04:26:18,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 04:26:18,030 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 04:26:18,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 04:26:18,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 04:26:18,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 04:26:18,032 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 04:26:18,032 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 04:26:18,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 04:26:18,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 04:26:18,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 04:26:18,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 04:26:18,042 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 04:26:18,042 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 04:26:18,042 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 04:26:18,044 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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 -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 04:26:18,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 04:26:18,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 04:26:18,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 04:26:18,362 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 04:26:18,363 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 04:26:18,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-10-19 04:26:19,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 04:26:20,048 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 04:26:20,049 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-10-19 04:26:20,058 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3cce11e67/5e832fa517d446ad9b5305c39ab12397/FLAG21331085a [2024-10-19 04:26:20,071 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3cce11e67/5e832fa517d446ad9b5305c39ab12397 [2024-10-19 04:26:20,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 04:26:20,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 04:26:20,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 04:26:20,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 04:26:20,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 04:26:20,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8151a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20, skipping insertion in model container [2024-10-19 04:26:20,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 04:26:20,348 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-10-19 04:26:20,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 04:26:20,379 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 04:26:20,415 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2024-10-19 04:26:20,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 04:26:20,443 INFO L204 MainTranslator]: Completed translation [2024-10-19 04:26:20,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20 WrapperNode [2024-10-19 04:26:20,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 04:26:20,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 04:26:20,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 04:26:20,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 04:26:20,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,494 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 377 [2024-10-19 04:26:20,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 04:26:20,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 04:26:20,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 04:26:20,496 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 04:26:20,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 04:26:20,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 04:26:20,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 04:26:20,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 04:26:20,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (1/1) ... [2024-10-19 04:26:20,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 04:26:20,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:20,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-19 04:26:20,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-19 04:26:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 04:26:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-19 04:26:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-19 04:26:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-19 04:26:20,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-19 04:26:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-19 04:26:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-19 04:26:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-19 04:26:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-19 04:26:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-19 04:26:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-19 04:26:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 04:26:20,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-10-19 04:26:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-10-19 04:26:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-10-19 04:26:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-10-19 04:26:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 04:26:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 04:26:20,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-19 04:26:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 04:26:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 04:26:20,659 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 04:26:20,831 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 04:26:20,834 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 04:26:21,419 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 04:26:21,420 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 04:26:21,890 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 04:26:21,891 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-19 04:26:21,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 04:26:21 BoogieIcfgContainer [2024-10-19 04:26:21,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 04:26:21,894 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 04:26:21,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 04:26:21,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 04:26:21,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 04:26:20" (1/3) ... [2024-10-19 04:26:21,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c51c0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 04:26:21, skipping insertion in model container [2024-10-19 04:26:21,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 04:26:20" (2/3) ... [2024-10-19 04:26:21,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c51c0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 04:26:21, skipping insertion in model container [2024-10-19 04:26:21,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 04:26:21" (3/3) ... [2024-10-19 04:26:21,900 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-10-19 04:26:21,918 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 04:26:21,918 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 04:26:21,918 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 04:26:22,007 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-10-19 04:26:22,061 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 04:26:22,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 04:26:22,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:22,064 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 04:26:22,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-19 04:26:22,191 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 04:26:22,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:22,215 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork1 ======== [2024-10-19 04:26:22,225 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=LoopHeads, 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;@192d6159, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 04:26:22,226 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-19 04:26:25,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-10-19 04:26:25,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-10-19 04:26:25,339 INFO L414 BasicCegarLoop]: Path program histogram: [] [2024-10-19 04:26:25,342 INFO L312 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork1 was SAFE,SAFE (1/3) [2024-10-19 04:26:25,347 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 04:26:25,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 04:26:25,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:25,352 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-19 04:26:25,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-19 04:26:25,419 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 04:26:25,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:25,420 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 04:26:25,421 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=LoopHeads, 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;@192d6159, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 04:26:25,421 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-19 04:26:27,018 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:27,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:27,020 INFO L85 PathProgramCache]: Analyzing trace with hash 409314276, now seen corresponding path program 1 times [2024-10-19 04:26:27,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:27,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631823477] [2024-10-19 04:26:27,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:27,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:27,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:27,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:27,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631823477] [2024-10-19 04:26:27,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631823477] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 04:26:27,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 04:26:27,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 04:26:27,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021449983] [2024-10-19 04:26:27,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 04:26:27,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-19 04:26:27,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:27,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-19 04:26:27,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-19 04:26:27,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:27,339 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:27,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2024-10-19 04:26:27,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:27,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:27,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-19 04:26:27,443 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:27,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:27,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1369492028, now seen corresponding path program 1 times [2024-10-19 04:26:27,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:27,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386446251] [2024-10-19 04:26:27,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:27,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:27,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386446251] [2024-10-19 04:26:27,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386446251] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 04:26:27,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 04:26:27,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-19 04:26:27,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642405065] [2024-10-19 04:26:27,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 04:26:27,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 04:26:27,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:27,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 04:26:27,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-19 04:26:27,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:27,933 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:27,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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) [2024-10-19 04:26:27,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:27,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:28,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-19 04:26:28,093 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:28,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:28,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1227472434, now seen corresponding path program 1 times [2024-10-19 04:26:28,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:28,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335481868] [2024-10-19 04:26:28,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:28,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:28,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335481868] [2024-10-19 04:26:28,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335481868] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 04:26:28,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 04:26:28,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 04:26:28,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079355342] [2024-10-19 04:26:28,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 04:26:28,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 04:26:28,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:28,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 04:26:28,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-19 04:26:28,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,489 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:28,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 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) [2024-10-19 04:26:28,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:28,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:28,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:28,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:28,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-19 04:26:28,699 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:28,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:28,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1356169454, now seen corresponding path program 1 times [2024-10-19 04:26:28,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:28,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027006476] [2024-10-19 04:26:28,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:28,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:28,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:28,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027006476] [2024-10-19 04:26:28,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027006476] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:26:28,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299395287] [2024-10-19 04:26:28,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:28,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:28,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:28,982 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:26:28,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-19 04:26:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:29,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-19 04:26:29,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:26:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:29,281 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 04:26:29,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299395287] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 04:26:29,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-19 04:26:29,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-10-19 04:26:29,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526329986] [2024-10-19 04:26:29,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 04:26:29,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 04:26:29,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:29,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 04:26:29,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-19 04:26:29,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:29,285 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:29,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-10-19 04:26:29,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:29,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:29,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:29,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:29,807 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:29,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 3 [2024-10-19 04:26:33,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1780903229, now seen corresponding path program 1 times [2024-10-19 04:26:33,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:34,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:34,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:34,375 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:34,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 3 [2024-10-19 04:26:38,433 INFO L85 PathProgramCache]: Analyzing trace with hash 229387906, now seen corresponding path program 1 times [2024-10-19 04:26:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:38,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:38,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:38,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:38,912 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:38,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 3 [2024-10-19 04:26:40,954 INFO L85 PathProgramCache]: Analyzing trace with hash -2028392503, now seen corresponding path program 1 times [2024-10-19 04:26:40,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:40,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 04:26:40,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 04:26:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 04:26:41,124 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:41,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 3 [2024-10-19 04:26:45,163 INFO L85 PathProgramCache]: Analyzing trace with hash -340028152, now seen corresponding path program 1 times [2024-10-19 04:26:45,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:45,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:45,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:45,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:45,660 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:45,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 3 [2024-10-19 04:26:51,736 INFO L85 PathProgramCache]: Analyzing trace with hash -838626282, now seen corresponding path program 1 times [2024-10-19 04:26:51,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:51,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:51,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:51,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:52,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:52,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-19 04:26:52,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9 [2024-10-19 04:26:52,371 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:52,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:52,371 INFO L85 PathProgramCache]: Analyzing trace with hash -269281312, now seen corresponding path program 1 times [2024-10-19 04:26:52,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:52,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387898916] [2024-10-19 04:26:52,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:52,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:52,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:52,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387898916] [2024-10-19 04:26:52,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387898916] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:26:52,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060070288] [2024-10-19 04:26:52,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:52,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:52,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:52,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:26:52,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-19 04:26:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:52,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-19 04:26:52,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:26:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-19 04:26:52,866 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-19 04:26:52,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060070288] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 04:26:52,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-19 04:26:52,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2024-10-19 04:26:52,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014709257] [2024-10-19 04:26:52,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 04:26:52,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 04:26:52,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:52,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 04:26:52,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-19 04:26:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:52,869 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:52,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2024-10-19 04:26:52,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:52,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:52,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:53,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:53,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:53,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-19 04:26:53,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:53,368 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:53,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:53,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1735713066, now seen corresponding path program 1 times [2024-10-19 04:26:53,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:53,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430419756] [2024-10-19 04:26:53,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:53,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:53,609 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:26:53,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:53,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430419756] [2024-10-19 04:26:53,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430419756] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:26:53,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49494794] [2024-10-19 04:26:53,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:53,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:53,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:53,613 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:26:53,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-19 04:26:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:53,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-19 04:26:53,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:26:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:26:53,859 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:26:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:26:53,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49494794] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:26:53,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:26:53,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-10-19 04:26:53,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683518459] [2024-10-19 04:26:53,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:26:53,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-19 04:26:53,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:53,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-19 04:26:53,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-10-19 04:26:53,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:53,949 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:53,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.0) internal successors, (110), 10 states have internal predecessors, (110), 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) [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:53,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:54,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:54,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-19 04:26:54,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-19 04:26:54,572 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:54,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:54,573 INFO L85 PathProgramCache]: Analyzing trace with hash 572521996, now seen corresponding path program 2 times [2024-10-19 04:26:54,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:54,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763965271] [2024-10-19 04:26:54,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:54,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:55,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:55,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763965271] [2024-10-19 04:26:55,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763965271] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:26:55,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377510591] [2024-10-19 04:26:55,663 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-19 04:26:55,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:55,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:55,665 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:26:55,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-19 04:26:55,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-19 04:26:55,808 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:26:55,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-19 04:26:55,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:26:56,382 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 [2024-10-19 04:26:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 04:26:56,462 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:26:56,619 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:26:56,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 27 treesize of output 18 [2024-10-19 04:26:56,745 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-19 04:26:56,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377510591] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:26:56,745 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:26:56,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 24 [2024-10-19 04:26:56,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097371958] [2024-10-19 04:26:56,746 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:26:56,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-19 04:26:56,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:56,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-19 04:26:56,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2024-10-19 04:26:56,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:56,749 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:56,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.208333333333333) internal successors, (149), 24 states have internal predecessors, (149), 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) [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:56,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:26:58,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-19 04:26:58,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-19 04:26:58,413 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:26:58,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:26:58,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1432359856, now seen corresponding path program 3 times [2024-10-19 04:26:58,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:26:58,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506508531] [2024-10-19 04:26:58,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:26:58,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:26:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:26:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-19 04:26:58,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:26:58,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506508531] [2024-10-19 04:26:58,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506508531] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:26:58,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560910793] [2024-10-19 04:26:58,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-19 04:26:58,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:26:58,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:26:58,622 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:26:58,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-19 04:26:58,762 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-19 04:26:58,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:26:58,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-19 04:26:58,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:26:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:58,954 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:26:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:26:59,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560910793] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:26:59,080 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:26:59,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2024-10-19 04:26:59,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933005000] [2024-10-19 04:26:59,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:26:59,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-19 04:26:59,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:26:59,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-19 04:26:59,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2024-10-19 04:26:59,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:59,083 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:26:59,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.714285714285714) internal successors, (150), 14 states have internal predecessors, (150), 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) [2024-10-19 04:26:59,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:26:59,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:26:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:26:59,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:26:59,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-19 04:27:00,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-19 04:27:00,045 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:00,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:00,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1166217816, now seen corresponding path program 4 times [2024-10-19 04:27:00,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:00,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126822284] [2024-10-19 04:27:00,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:00,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:00,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:27:00,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126822284] [2024-10-19 04:27:00,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126822284] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:27:00,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2091299593] [2024-10-19 04:27:00,316 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-19 04:27:00,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:00,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:27:00,318 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:27:00,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-19 04:27:00,427 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-19 04:27:00,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:27:00,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-19 04:27:00,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:27:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-19 04:27:00,589 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:27:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-19 04:27:00,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2091299593] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:27:00,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:27:00,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 5] total 15 [2024-10-19 04:27:00,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405550906] [2024-10-19 04:27:00,677 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:27:00,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-19 04:27:00,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:27:00,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-19 04:27:00,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-10-19 04:27:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:00,678 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:27:00,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.933333333333334) internal successors, (149), 15 states have internal predecessors, (149), 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) [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:00,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:01,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:01,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:01,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-19 04:27:01,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-19 04:27:02,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:02,120 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:02,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:02,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1155215202, now seen corresponding path program 5 times [2024-10-19 04:27:02,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:02,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163177895] [2024-10-19 04:27:02,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:02,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:04,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:27:04,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163177895] [2024-10-19 04:27:04,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163177895] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:27:04,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500610604] [2024-10-19 04:27:04,134 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-19 04:27:04,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:04,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:27:04,136 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:27:04,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-19 04:27:04,280 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2024-10-19 04:27:04,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:27:04,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-10-19 04:27:04,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:27:05,158 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:27:05,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 44 [2024-10-19 04:27:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:05,487 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:27:06,109 INFO L349 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2024-10-19 04:27:06,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 20 [2024-10-19 04:27:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-19 04:27:06,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500610604] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:27:06,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:27:06,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18, 15] total 45 [2024-10-19 04:27:06,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408598923] [2024-10-19 04:27:06,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:27:06,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-19 04:27:06,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:27:06,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-19 04:27:06,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1756, Unknown=0, NotChecked=0, Total=1980 [2024-10-19 04:27:06,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:06,247 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:27:06,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 4.088888888888889) internal successors, (184), 45 states have internal predecessors, (184), 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) [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-19 04:27:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:12,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:12,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-19 04:27:12,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:12,845 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:12,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:12,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1244725686, now seen corresponding path program 6 times [2024-10-19 04:27:12,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:12,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032945949] [2024-10-19 04:27:12,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:12,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 86 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:13,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:27:13,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032945949] [2024-10-19 04:27:13,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032945949] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:27:13,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402879444] [2024-10-19 04:27:13,527 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-19 04:27:13,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:13,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:27:13,529 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:27:13,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-19 04:27:13,700 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-10-19 04:27:13,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:27:13,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-19 04:27:13,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:27:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:14,036 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:27:14,329 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 100 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:14,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402879444] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:27:14,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:27:14,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 10] total 34 [2024-10-19 04:27:14,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939281010] [2024-10-19 04:27:14,331 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:27:14,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-10-19 04:27:14,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:27:14,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-10-19 04:27:14,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=987, Unknown=0, NotChecked=0, Total=1190 [2024-10-19 04:27:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:14,332 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:27:14,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 6.714285714285714) internal successors, (235), 34 states have internal predecessors, (235), 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) [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:14,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:14,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:15,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:27:15,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-19 04:27:15,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-10-19 04:27:15,989 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:15,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:15,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1692715860, now seen corresponding path program 7 times [2024-10-19 04:27:15,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:15,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201499231] [2024-10-19 04:27:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:15,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:21,887 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:21,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:27:21,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201499231] [2024-10-19 04:27:21,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201499231] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:27:21,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530958689] [2024-10-19 04:27:21,887 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-19 04:27:21,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:21,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:27:21,889 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:27:21,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-19 04:27:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:22,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-10-19 04:27:22,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:27:24,469 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:27:24,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 79 treesize of output 19 [2024-10-19 04:27:24,738 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 15 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:24,738 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:27:26,825 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:27:26,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 106 treesize of output 268 [2024-10-19 04:27:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-19 04:27:27,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530958689] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:27:27,731 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:27:27,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 26] total 85 [2024-10-19 04:27:27,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141999386] [2024-10-19 04:27:27,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:27:27,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-10-19 04:27:27,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:27:27,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-10-19 04:27:27,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=532, Invalid=6608, Unknown=0, NotChecked=0, Total=7140 [2024-10-19 04:27:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:27,734 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:27:27,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 3.0823529411764707) internal successors, (262), 85 states have internal predecessors, (262), 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) [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:27:27,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:27:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-10-19 04:27:49,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-19 04:27:49,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:49,427 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:49,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:49,427 INFO L85 PathProgramCache]: Analyzing trace with hash 65685086, now seen corresponding path program 8 times [2024-10-19 04:27:49,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:49,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432147501] [2024-10-19 04:27:49,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:49,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:27:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 371 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:27:50,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:27:50,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432147501] [2024-10-19 04:27:50,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432147501] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:27:50,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627161777] [2024-10-19 04:27:50,941 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-19 04:27:50,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:27:50,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:27:50,943 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:27:50,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-19 04:27:51,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-19 04:27:51,135 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:27:51,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-19 04:27:51,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:27:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 371 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:27:51,728 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:27:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 398 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:27:52,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627161777] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:27:52,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:27:52,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19, 19] total 66 [2024-10-19 04:27:52,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138984947] [2024-10-19 04:27:52,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:27:52,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-10-19 04:27:52,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:27:52,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-10-19 04:27:52,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=709, Invalid=3713, Unknown=0, NotChecked=0, Total=4422 [2024-10-19 04:27:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:52,329 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:27:52,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 5.402985074626866) internal successors, (362), 66 states have internal predecessors, (362), 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) [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:52,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:52,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:27:52,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-10-19 04:27:52,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:53,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:27:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-10-19 04:27:53,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:27:53,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-19 04:27:53,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-10-19 04:27:53,972 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:27:53,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:27:53,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1880474590, now seen corresponding path program 9 times [2024-10-19 04:27:53,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:27:53,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128465636] [2024-10-19 04:27:53,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:27:53,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:27:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:28:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 466 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:28:08,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:28:08,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128465636] [2024-10-19 04:28:08,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128465636] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:28:08,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666952638] [2024-10-19 04:28:08,331 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-19 04:28:08,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:28:08,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:28:08,332 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:28:08,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-19 04:28:08,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-10-19 04:28:08,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:28:08,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 206 conjuncts are in the unsatisfiable core [2024-10-19 04:28:08,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:28:09,411 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 [2024-10-19 04:28:17,368 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:28:17,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 45 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 171 case distinctions, treesize of input 143 treesize of output 749 [2024-10-19 04:28:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 466 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:28:38,382 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:28:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 346 trivial. 0 not checked. [2024-10-19 04:28:41,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1666952638] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:28:41,505 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:28:41,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 58, 15] total 125 [2024-10-19 04:28:41,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706884959] [2024-10-19 04:28:41,505 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:28:41,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 125 states [2024-10-19 04:28:41,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:28:41,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2024-10-19 04:28:41,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=15130, Unknown=0, NotChecked=0, Total=15500 [2024-10-19 04:28:41,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:28:41,511 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:28:41,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 125 states, 125 states have (on average 2.64) internal successors, (330), 125 states have internal predecessors, (330), 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) [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:28:41,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-19 04:28:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-19 04:28:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:28:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-10-19 04:28:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:28:41,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:17,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:17,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:17,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:30:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:30:17,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-19 04:30:18,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-10-19 04:30:18,110 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:30:18,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:30:18,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1085004688, now seen corresponding path program 1 times [2024-10-19 04:30:18,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:30:18,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786111141] [2024-10-19 04:30:18,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:30:18,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:30:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:30:18,657 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 59 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:18,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:30:18,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786111141] [2024-10-19 04:30:18,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786111141] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:30:18,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [154375686] [2024-10-19 04:30:18,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:30:18,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:30:18,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:30:18,659 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:30:18,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-19 04:30:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:30:18,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-19 04:30:18,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:30:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:19,200 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:30:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:19,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [154375686] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:30:19,570 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:30:19,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 49 [2024-10-19 04:30:19,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907621918] [2024-10-19 04:30:19,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:30:19,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-10-19 04:30:19,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:30:19,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-10-19 04:30:19,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=516, Invalid=1934, Unknown=0, NotChecked=0, Total=2450 [2024-10-19 04:30:19,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:19,572 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:30:19,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 3.88) internal successors, (194), 49 states have internal predecessors, (194), 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) [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:30:19,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:21,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:21,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:21,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:30:21,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:30:21,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:30:21,442 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-10-19 04:30:21,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:30:21,628 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:30:21,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:30:21,629 INFO L85 PathProgramCache]: Analyzing trace with hash -489299088, now seen corresponding path program 2 times [2024-10-19 04:30:21,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:30:21,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589681899] [2024-10-19 04:30:21,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:30:21,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:30:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:30:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 67 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:22,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:30:22,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589681899] [2024-10-19 04:30:22,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589681899] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:30:22,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336512959] [2024-10-19 04:30:22,431 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-19 04:30:22,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:30:22,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:30:22,434 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:30:22,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-19 04:30:22,603 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-19 04:30:22,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:30:22,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-19 04:30:22,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:30:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 78 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:23,152 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:30:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 90 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:23,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336512959] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:30:23,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:30:23,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 61 [2024-10-19 04:30:23,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807875702] [2024-10-19 04:30:23,688 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:30:23,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-10-19 04:30:23,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:30:23,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-10-19 04:30:23,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=702, Invalid=3080, Unknown=0, NotChecked=0, Total=3782 [2024-10-19 04:30:23,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:23,691 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:30:23,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 4.67741935483871) internal successors, (290), 61 states have internal predecessors, (290), 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) [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:23,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:30:23,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:30:26,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:30:26,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:30:26,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-10-19 04:30:26,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:30:26,319 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:30:26,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:30:26,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1213898424, now seen corresponding path program 3 times [2024-10-19 04:30:26,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:30:26,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262510229] [2024-10-19 04:30:26,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:30:26,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:30:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:30:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:30:39,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:30:39,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262510229] [2024-10-19 04:30:39,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262510229] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:30:39,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594349993] [2024-10-19 04:30:39,861 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-19 04:30:39,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:30:39,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:30:39,862 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:30:39,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-19 04:30:40,219 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2024-10-19 04:30:40,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:30:40,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 229 conjuncts are in the unsatisfiable core [2024-10-19 04:30:40,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:30:41,168 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 [2024-10-19 04:30:51,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:30:51,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 21 select indices, 21 select index equivalence classes, 0 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 195 treesize of output 1171 [2024-10-19 04:31:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:31:55,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:32:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-10-19 04:32:04,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594349993] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:32:04,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:32:04,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 63, 51] total 171 [2024-10-19 04:32:04,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668968266] [2024-10-19 04:32:04,222 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:32:04,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 171 states [2024-10-19 04:32:04,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:32:04,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 171 interpolants. [2024-10-19 04:32:04,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1213, Invalid=27857, Unknown=0, NotChecked=0, Total=29070 [2024-10-19 04:32:04,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:32:04,231 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:32:04,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 171 states, 171 states have (on average 2.4444444444444446) internal successors, (418), 171 states have internal predecessors, (418), 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) [2024-10-19 04:32:04,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:32:04,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:32:04,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:32:48,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:32:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-10-19 04:32:48,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-19 04:32:48,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-19 04:32:48,379 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:32:48,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:32:48,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1259877450, now seen corresponding path program 4 times [2024-10-19 04:32:48,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:32:48,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110931538] [2024-10-19 04:32:48,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:32:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:32:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:33:02,794 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:33:02,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:33:02,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110931538] [2024-10-19 04:33:02,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110931538] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:33:02,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680695530] [2024-10-19 04:33:02,795 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-19 04:33:02,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:33:02,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:33:02,796 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:33:02,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-19 04:33:03,116 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-19 04:33:03,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:33:03,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 242 conjuncts are in the unsatisfiable core [2024-10-19 04:33:03,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:33:04,240 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 23 treesize of output 1 [2024-10-19 04:33:16,649 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:33:16,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 212 treesize of output 1185 [2024-10-19 04:34:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:34:00,712 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:34:09,967 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-10-19 04:34:09,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680695530] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:34:09,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:34:09,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 68, 55] total 185 [2024-10-19 04:34:09,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267777172] [2024-10-19 04:34:09,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:34:09,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2024-10-19 04:34:09,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:34:09,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2024-10-19 04:34:09,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2076, Invalid=31964, Unknown=0, NotChecked=0, Total=34040 [2024-10-19 04:34:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:34:09,973 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:34:09,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 2.4) internal successors, (444), 185 states have internal predecessors, (444), 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) [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-10-19 04:34:09,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:36:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:36:17,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-10-19 04:36:17,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2024-10-19 04:36:17,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-19 04:36:18,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-19 04:36:18,147 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:36:18,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:36:18,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1411110944, now seen corresponding path program 5 times [2024-10-19 04:36:18,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:36:18,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145294381] [2024-10-19 04:36:18,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:36:18,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:36:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:36:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 2233 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:36:21,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:36:21,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145294381] [2024-10-19 04:36:21,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145294381] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:36:21,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033359847] [2024-10-19 04:36:21,753 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-19 04:36:21,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:36:21,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:36:21,754 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:36:21,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-19 04:36:22,323 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-10-19 04:36:22,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:36:22,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 1175 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-10-19 04:36:22,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:36:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 2233 proven. 174 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:36:24,446 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-19 04:36:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2409 backedges. 2302 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-19 04:36:26,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033359847] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-19 04:36:26,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-19 04:36:26,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 40, 40] total 143 [2024-10-19 04:36:26,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137392830] [2024-10-19 04:36:26,732 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-19 04:36:26,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-10-19 04:36:26,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 04:36:26,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-10-19 04:36:26,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3341, Invalid=17251, Unknown=0, NotChecked=0, Total=20592 [2024-10-19 04:36:26,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:26,738 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 04:36:26,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 4.979166666666667) internal successors, (717), 143 states have internal predecessors, (717), 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) [2024-10-19 04:36:26,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:26,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:26,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:26,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:36:26,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:36:26,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:36:26,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-10-19 04:36:26,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 234 states. [2024-10-19 04:36:26,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-10-19 04:36:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2024-10-19 04:36:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-19 04:36:29,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-19 04:36:29,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-19 04:36:29,764 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-19 04:36:29,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 04:36:29,765 INFO L85 PathProgramCache]: Analyzing trace with hash -158700438, now seen corresponding path program 6 times [2024-10-19 04:36:29,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 04:36:29,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267074012] [2024-10-19 04:36:29,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 04:36:29,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 04:36:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 04:37:31,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2629 backedges. 0 proven. 2629 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:37:31,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 04:37:31,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267074012] [2024-10-19 04:37:31,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267074012] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-19 04:37:31,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838437086] [2024-10-19 04:37:31,478 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-19 04:37:31,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-19 04:37:31,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 04:37:31,480 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-19 04:37:31,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-19 04:37:33,483 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2024-10-19 04:37:33,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-19 04:37:33,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 1274 conjuncts, 466 conjuncts are in the unsatisfiable core [2024-10-19 04:37:33,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-19 04:37:36,636 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 [2024-10-19 04:37:36,801 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 [2024-10-19 04:37:36,971 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 [2024-10-19 04:37:37,138 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 [2024-10-19 04:37:37,308 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 [2024-10-19 04:37:37,477 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 [2024-10-19 04:38:36,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,356 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-19 04:38:36,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-19 04:38:36,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-19 04:38:36,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 33 select indices, 33 select index equivalence classes, 460 disjoint index pairs (out of 528 index pairs), introduced 33 new quantified variables, introduced 528 case distinctions, treesize of input 299 treesize of output 404 [2024-10-19 04:38:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2629 backedges. 0 proven. 2629 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 04:38:39,232 INFO L311 TraceCheckSpWp]: Computing backward predicates... Killed by 15