./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.tracecheck.mode.for.conditional.commutativity GENERATOR_WITH_CONTEXT -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/popl20-bad-buffer-mult-alt.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 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.tracecheck.mode.for.conditional.commutativity GENERATOR_WITH_CONTEXT -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 [2024-10-17 05:16:23,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-17 05:16:23,826 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-17 05:16:23,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-17 05:16:23,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-17 05:16:23,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-17 05:16:23,857 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-17 05:16:23,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-17 05:16:23,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-17 05:16:23,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-17 05:16:23,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-17 05:16:23,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-17 05:16:23,859 INFO L153 SettingsManager]: * Use SBE=true [2024-10-17 05:16:23,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-17 05:16:23,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-17 05:16:23,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-17 05:16:23,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-17 05:16:23,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-17 05:16:23,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-17 05:16:23,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-17 05:16:23,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-17 05:16:23,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-17 05:16:23,866 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-17 05:16:23,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-17 05:16:23,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-17 05:16:23,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-17 05:16:23,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-17 05:16:23,867 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-17 05:16:23,867 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-17 05:16:23,867 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-17 05:16:23,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 05:16:23,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-17 05:16:23,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-17 05:16:23,868 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-17 05:16:23,869 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-17 05:16:23,869 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 -> 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f 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 -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: TraceCheck mode for conditional commutativity -> GENERATOR_WITH_CONTEXT [2024-10-17 05:16:24,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-17 05:16:24,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-17 05:16:24,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-17 05:16:24,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-17 05:16:24,096 INFO L274 PluginConnector]: CDTParser initialized [2024-10-17 05:16:24,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-10-17 05:16:25,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-17 05:16:25,620 INFO L384 CDTParser]: Found 1 translation units. [2024-10-17 05:16:25,622 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-10-17 05:16:25,633 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8df31b9ca/4e55bceaaad945efb5f4b85e95aaa6f9/FLAG8aa3d47c1 [2024-10-17 05:16:25,649 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8df31b9ca/4e55bceaaad945efb5f4b85e95aaa6f9 [2024-10-17 05:16:25,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-17 05:16:25,653 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-17 05:16:25,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-17 05:16:25,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-17 05:16:25,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-17 05:16:25,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:25,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed365b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25, skipping insertion in model container [2024-10-17 05:16:25,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:25,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-17 05:16:25,871 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/popl20-bad-buffer-mult-alt.wvr.c[4345,4358] [2024-10-17 05:16:25,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 05:16:25,919 INFO L200 MainTranslator]: Completed pre-run [2024-10-17 05:16:25,951 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/popl20-bad-buffer-mult-alt.wvr.c[4345,4358] [2024-10-17 05:16:25,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 05:16:25,976 INFO L204 MainTranslator]: Completed translation [2024-10-17 05:16:25,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25 WrapperNode [2024-10-17 05:16:25,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-17 05:16:25,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-17 05:16:25,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-17 05:16:25,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-17 05:16:25,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:25,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,017 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 311 [2024-10-17 05:16:26,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-17 05:16:26,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-17 05:16:26,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-17 05:16:26,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-17 05:16:26,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-17 05:16:26,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-17 05:16:26,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-17 05:16:26,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-17 05:16:26,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (1/1) ... [2024-10-17 05:16:26,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 05:16:26,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:16:26,082 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) [2024-10-17 05:16:26,084 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 [2024-10-17 05:16:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-17 05:16:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-17 05:16:26,117 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-17 05:16:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-17 05:16:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-17 05:16:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-17 05:16:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-17 05:16:26,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-17 05:16:26,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-17 05:16:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-17 05:16:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-17 05:16:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-17 05:16:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-17 05:16:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-17 05:16:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-17 05:16:26,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-17 05:16:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-17 05:16:26,122 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-17 05:16:26,214 INFO L238 CfgBuilder]: Building ICFG [2024-10-17 05:16:26,216 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-17 05:16:26,542 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-17 05:16:26,542 INFO L287 CfgBuilder]: Performing block encoding [2024-10-17 05:16:26,835 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-17 05:16:26,835 INFO L314 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-17 05:16:26,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:16:26 BoogieIcfgContainer [2024-10-17 05:16:26,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-17 05:16:26,837 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-17 05:16:26,837 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-17 05:16:26,840 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-17 05:16:26,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:16:25" (1/3) ... [2024-10-17 05:16:26,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241588c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:16:26, skipping insertion in model container [2024-10-17 05:16:26,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:25" (2/3) ... [2024-10-17 05:16:26,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241588c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:16:26, skipping insertion in model container [2024-10-17 05:16:26,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:16:26" (3/3) ... [2024-10-17 05:16:26,844 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2024-10-17 05:16:26,858 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-17 05:16:26,859 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-17 05:16:26,859 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-17 05:16:26,922 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-17 05:16:26,957 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 05:16:26,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 05:16:26,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:16:26,960 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) [2024-10-17 05:16:26,963 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 [2024-10-17 05:16:27,041 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 05:16:27,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:16:27,057 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-17 05:16:27,062 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;@469e68be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR_WITH_CONTEXT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 05:16:27,062 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-17 05:16:28,821 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:16:28,972 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 14 treesize of output 6 [2024-10-17 05:16:29,018 INFO L85 PathProgramCache]: Analyzing trace with hash -785682598, now seen corresponding path program 1 times [2024-10-17 05:16:29,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:29,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-17 05:16:29,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:29,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-17 05:16:29,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-17 05:16:29,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-17 05:16:29,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-17 05:16:29,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:29,875 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:16:29,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-17 05:16:29,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:29,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:29,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-17 05:16:29,984 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:16:30,132 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 14 treesize of output 6 [2024-10-17 05:16:30,192 INFO L85 PathProgramCache]: Analyzing trace with hash 111102591, now seen corresponding path program 1 times [2024-10-17 05:16:30,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:30,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:30,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:30,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:30,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-17 05:16:30,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-17 05:16:30,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-17 05:16:30,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:30,599 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:16:30,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 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) [2024-10-17 05:16:30,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:30,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:30,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:30,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:30,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2 [2024-10-17 05:16:30,684 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:16:30,797 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 14 treesize of output 6 [2024-10-17 05:16:30,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1636545971, now seen corresponding path program 1 times [2024-10-17 05:16:30,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:30,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:31,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:31,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:31,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1769217846, now seen corresponding path program 1 times [2024-10-17 05:16:31,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:31,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:31,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:31,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:16:31,998 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:16:31,999 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 96 treesize of output 51 [2024-10-17 05:16:34,709 INFO L85 PathProgramCache]: Analyzing trace with hash -405426399, now seen corresponding path program 1 times [2024-10-17 05:16:34,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:34,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-17 05:16:34,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:34,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-17 05:16:35,258 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 14 treesize of output 6 [2024-10-17 05:16:35,293 INFO L85 PathProgramCache]: Analyzing trace with hash -370921975, now seen corresponding path program 1 times [2024-10-17 05:16:35,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:35,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-17 05:16:35,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:35,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-17 05:16:36,103 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:16:36,104 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 96 treesize of output 51 [2024-10-17 05:16:37,284 INFO L85 PathProgramCache]: Analyzing trace with hash 857340138, now seen corresponding path program 1 times [2024-10-17 05:16:37,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:37,623 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-17 05:16:37,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:37,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-17 05:16:37,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:16:37,930 INFO L85 PathProgramCache]: Analyzing trace with hash 703783371, now seen corresponding path program 1 times [2024-10-17 05:16:37,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:16:37,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728329666] [2024-10-17 05:16:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:37,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 62 proven. 78 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2024-10-17 05:16:38,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:16:38,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728329666] [2024-10-17 05:16:38,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728329666] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:16:38,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823745882] [2024-10-17 05:16:38,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:38,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:16:38,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:16:38,299 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:16:38,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-17 05:16:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:38,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-17 05:16:38,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:16:38,608 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 142 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-10-17 05:16:38,608 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:16:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 132 proven. 11 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-10-17 05:16:38,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823745882] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:16:38,718 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:16:38,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 13 [2024-10-17 05:16:38,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120590701] [2024-10-17 05:16:38,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:16:38,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-17 05:16:38,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:16:38,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-17 05:16:38,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-10-17 05:16:38,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:38,724 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:16:38,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 10.076923076923077) internal successors, (131), 13 states have internal predecessors, (131), 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) [2024-10-17 05:16:38,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:38,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:38,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:16:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:16:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:16:38,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-17 05:16:39,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-10-17 05:16:39,077 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:16:39,185 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 14 treesize of output 6 [2024-10-17 05:16:39,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1183362239, now seen corresponding path program 1 times [2024-10-17 05:16:39,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:39,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:39,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:16:39,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:39,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:16:39,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1277317350, now seen corresponding path program 1 times [2024-10-17 05:16:39,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:39,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:39,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:16:39,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:16:39,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:16:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:16:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:16:40,157 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:16:40,157 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 96 treesize of output 51 [2024-10-17 05:17:01,826 WARN L286 SmtUtils]: Spent 14.06s on a formula simplification. DAG size of input: 34 DAG size of output: 14 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:17:01,827 INFO L85 PathProgramCache]: Analyzing trace with hash -366864323, now seen corresponding path program 1 times [2024-10-17 05:17:01,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:01,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:17:02,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:02,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-10-17 05:17:02,333 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 14 treesize of output 6 [2024-10-17 05:17:02,374 INFO L85 PathProgramCache]: Analyzing trace with hash 977065189, now seen corresponding path program 1 times [2024-10-17 05:17:02,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:02,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-10-17 05:17:02,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:02,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-10-17 05:17:03,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:03,440 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 96 treesize of output 51 [2024-10-17 05:17:11,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1899359240, now seen corresponding path program 1 times [2024-10-17 05:17:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-17 05:17:12,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:12,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-10-17 05:17:12,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:17:12,509 INFO L85 PathProgramCache]: Analyzing trace with hash 863285716, now seen corresponding path program 2 times [2024-10-17 05:17:12,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:17:12,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512968331] [2024-10-17 05:17:12,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:12,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 65 proven. 110 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-10-17 05:17:12,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:17:12,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512968331] [2024-10-17 05:17:12,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512968331] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:17:12,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916173644] [2024-10-17 05:17:12,931 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-17 05:17:12,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:17:12,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:17:12,932 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) [2024-10-17 05:17:12,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-17 05:17:13,114 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-17 05:17:13,115 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:17:13,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-17 05:17:13,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:17:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 229 proven. 3 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-10-17 05:17:13,344 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:17:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 192 proven. 40 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-10-17 05:17:13,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916173644] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:17:13,521 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:17:13,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 19 [2024-10-17 05:17:13,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617387022] [2024-10-17 05:17:13,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:17:13,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-17 05:17:13,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:17:13,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-17 05:17:13,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2024-10-17 05:17:13,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:13,523 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:17:13,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.68421052631579) internal successors, (165), 19 states have internal predecessors, (165), 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) [2024-10-17 05:17:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:13,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:13,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:13,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:13,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:13,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:17:13,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-17 05:17:13,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-17 05:17:13,921 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:17:14,029 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 14 treesize of output 6 [2024-10-17 05:17:14,078 INFO L85 PathProgramCache]: Analyzing trace with hash 920666077, now seen corresponding path program 1 times [2024-10-17 05:17:14,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:14,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:17:14,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:14,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-17 05:17:15,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1458001228, now seen corresponding path program 1 times [2024-10-17 05:17:15,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:15,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-17 05:17:15,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:15,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-17 05:17:15,773 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:15,773 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 96 treesize of output 51 [2024-10-17 05:17:24,160 INFO L85 PathProgramCache]: Analyzing trace with hash 627742987, now seen corresponding path program 1 times [2024-10-17 05:17:24,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:24,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-10-17 05:17:24,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:24,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-10-17 05:17:24,778 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 14 treesize of output 6 [2024-10-17 05:17:24,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1449824243, now seen corresponding path program 1 times [2024-10-17 05:17:24,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:24,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-17 05:17:25,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:25,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-10-17 05:17:25,618 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:25,618 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 96 treesize of output 51 [2024-10-17 05:17:31,107 INFO L85 PathProgramCache]: Analyzing trace with hash 292795156, now seen corresponding path program 1 times [2024-10-17 05:17:31,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:31,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-17 05:17:31,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:31,764 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-17 05:17:31,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:17:31,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1799896043, now seen corresponding path program 3 times [2024-10-17 05:17:31,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:17:31,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772252970] [2024-10-17 05:17:31,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:31,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:32,112 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 50 proven. 212 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-10-17 05:17:32,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:17:32,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772252970] [2024-10-17 05:17:32,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772252970] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:17:32,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627428027] [2024-10-17 05:17:32,113 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-17 05:17:32,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:17:32,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:17:32,116 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) [2024-10-17 05:17:32,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-17 05:17:32,345 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-10-17 05:17:32,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:17:32,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-17 05:17:32,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:17:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 256 proven. 6 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-10-17 05:17:32,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:17:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 35 proven. 227 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2024-10-17 05:17:32,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627428027] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:17:32,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:17:32,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-10-17 05:17:32,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848258504] [2024-10-17 05:17:32,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:17:32,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-17 05:17:32,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:17:32,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-17 05:17:32,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=415, Unknown=0, NotChecked=0, Total=552 [2024-10-17 05:17:32,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:32,980 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:17:32,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 5.75) internal successors, (138), 23 states have internal predecessors, (138), 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) [2024-10-17 05:17:32,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:32,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:32,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:32,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:17:32,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:33,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:17:33,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:17:33,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-17 05:17:33,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-17 05:17:33,379 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:17:33,483 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 14 treesize of output 6 [2024-10-17 05:17:33,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1356582906, now seen corresponding path program 1 times [2024-10-17 05:17:33,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:33,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:33,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:17:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:33,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1422315243, now seen corresponding path program 1 times [2024-10-17 05:17:33,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:33,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-17 05:17:34,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:34,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:34,322 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-17 05:17:34,540 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:34,541 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 96 treesize of output 51 [2024-10-17 05:17:35,439 INFO L85 PathProgramCache]: Analyzing trace with hash 574423916, now seen corresponding path program 1 times [2024-10-17 05:17:35,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:35,691 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-17 05:17:35,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:35,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-17 05:17:36,001 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 14 treesize of output 6 [2024-10-17 05:17:36,047 INFO L85 PathProgramCache]: Analyzing trace with hash 2119135572, now seen corresponding path program 1 times [2024-10-17 05:17:36,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:36,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-17 05:17:36,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:36,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-17 05:17:36,921 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:36,921 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 96 treesize of output 51 [2024-10-17 05:17:44,825 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 33 DAG size of output: 30 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:17:44,826 INFO L85 PathProgramCache]: Analyzing trace with hash -522151619, now seen corresponding path program 1 times [2024-10-17 05:17:44,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:44,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-17 05:17:45,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-17 05:17:45,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:17:45,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1297222129, now seen corresponding path program 4 times [2024-10-17 05:17:45,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:17:45,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555116844] [2024-10-17 05:17:45,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:45,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 74 proven. 237 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-10-17 05:17:46,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:17:46,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555116844] [2024-10-17 05:17:46,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555116844] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:17:46,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088284147] [2024-10-17 05:17:46,080 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-17 05:17:46,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:17:46,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:17:46,083 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) [2024-10-17 05:17:46,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-17 05:17:46,318 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-17 05:17:46,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:17:46,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-17 05:17:46,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:17:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 369 proven. 6 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-10-17 05:17:46,710 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:17:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 254 proven. 121 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-10-17 05:17:47,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088284147] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:17:47,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:17:47,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 30 [2024-10-17 05:17:47,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644298536] [2024-10-17 05:17:47,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:17:47,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-17 05:17:47,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:17:47,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-17 05:17:47,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2024-10-17 05:17:47,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:47,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:17:47,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 8.4) internal successors, (252), 30 states have internal predecessors, (252), 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) [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:17:47,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:17:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:17:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:17:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:17:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:17:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:17:47,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-17 05:17:47,487 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,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-10-17 05:17:47,488 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:17:47,598 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 14 treesize of output 6 [2024-10-17 05:17:47,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1762951687, now seen corresponding path program 1 times [2024-10-17 05:17:47,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:47,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:47,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:17:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:47,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1915175778, now seen corresponding path program 1 times [2024-10-17 05:17:47,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:47,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:48,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:17:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:17:48,458 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:48,459 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 96 treesize of output 51 [2024-10-17 05:17:51,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1855272203, now seen corresponding path program 1 times [2024-10-17 05:17:51,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:51,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-17 05:17:51,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:51,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:51,515 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-10-17 05:17:51,624 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 14 treesize of output 6 [2024-10-17 05:17:51,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1670497827, now seen corresponding path program 1 times [2024-10-17 05:17:51,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:51,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-17 05:17:52,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:17:52,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:17:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:17:52,869 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-17 05:17:53,096 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:17:53,097 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 96 treesize of output 51 [2024-10-17 05:18:05,050 INFO L85 PathProgramCache]: Analyzing trace with hash 448865598, now seen corresponding path program 1 times [2024-10-17 05:18:05,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:05,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-17 05:18:05,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-17 05:18:05,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:18:05,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1511436789, now seen corresponding path program 5 times [2024-10-17 05:18:05,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:18:05,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482201620] [2024-10-17 05:18:05,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:05,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 133 proven. 227 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-10-17 05:18:06,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:18:06,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482201620] [2024-10-17 05:18:06,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482201620] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:18:06,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914532350] [2024-10-17 05:18:06,408 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-17 05:18:06,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:18:06,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:18:06,409 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) [2024-10-17 05:18:06,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-17 05:18:06,732 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-10-17 05:18:06,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:18:06,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-17 05:18:06,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:18:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 369 proven. 15 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-10-17 05:18:07,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:18:07,817 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 268 proven. 116 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-10-17 05:18:07,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914532350] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:18:07,818 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:18:07,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 39 [2024-10-17 05:18:07,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608538696] [2024-10-17 05:18:07,818 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:18:07,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-17 05:18:07,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:18:07,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-17 05:18:07,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=1241, Unknown=0, NotChecked=0, Total=1482 [2024-10-17 05:18:07,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:07,820 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:18:07,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 6.205128205128205) internal successors, (242), 39 states have internal predecessors, (242), 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) [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:07,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:08,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:08,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:18:08,188 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-17 05:18:08,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-10-17 05:18:08,373 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:18:08,483 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 14 treesize of output 6 [2024-10-17 05:18:08,527 INFO L85 PathProgramCache]: Analyzing trace with hash -384306160, now seen corresponding path program 1 times [2024-10-17 05:18:08,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:08,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-17 05:18:08,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:08,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-17 05:18:08,854 INFO L85 PathProgramCache]: Analyzing trace with hash 654306591, now seen corresponding path program 1 times [2024-10-17 05:18:08,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:08,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-17 05:18:08,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-10-17 05:18:09,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:18:09,302 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 96 treesize of output 51 [2024-10-17 05:18:09,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1182285962, now seen corresponding path program 1 times [2024-10-17 05:18:09,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:09,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-10-17 05:18:09,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:09,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-10-17 05:18:10,089 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 14 treesize of output 6 [2024-10-17 05:18:10,134 INFO L85 PathProgramCache]: Analyzing trace with hash -166354715, now seen corresponding path program 1 times [2024-10-17 05:18:10,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:10,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-17 05:18:10,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:10,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-17 05:18:11,469 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:18:11,470 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 96 treesize of output 51 [2024-10-17 05:18:14,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1453330244, now seen corresponding path program 1 times [2024-10-17 05:18:14,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:14,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:15,077 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-17 05:18:15,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:15,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-17 05:18:15,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:18:15,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1381664012, now seen corresponding path program 6 times [2024-10-17 05:18:15,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:18:15,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139151130] [2024-10-17 05:18:15,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:15,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 354 proven. 70 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-17 05:18:16,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:18:16,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139151130] [2024-10-17 05:18:16,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139151130] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:18:16,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1465941525] [2024-10-17 05:18:16,412 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-17 05:18:16,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:18:16,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:18:16,414 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) [2024-10-17 05:18:16,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-17 05:18:16,689 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-10-17 05:18:16,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:18:16,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-17 05:18:16,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:18:16,778 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 137 proven. 1 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-17 05:18:16,779 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:18:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-17 05:18:16,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1465941525] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:18:16,955 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:18:16,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5] total 21 [2024-10-17 05:18:16,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360447631] [2024-10-17 05:18:16,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:18:16,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-17 05:18:16,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:18:16,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-17 05:18:16,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2024-10-17 05:18:16,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:16,961 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:18:16,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.476190476190476) internal successors, (199), 21 states have internal predecessors, (199), 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) [2024-10-17 05:18:16,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:16,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:16,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:16,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:18:16,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:18:18,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-17 05:18:18,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-17 05:18:18,226 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,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2024-10-17 05:18:18,227 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:18:18,369 INFO L85 PathProgramCache]: Analyzing trace with hash 712420104, now seen corresponding path program 1 times [2024-10-17 05:18:18,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:18,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:18,843 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-10-17 05:18:18,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:18,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-10-17 05:18:19,619 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 14 treesize of output 6 [2024-10-17 05:18:19,689 INFO L85 PathProgramCache]: Analyzing trace with hash 794359938, now seen corresponding path program 1 times [2024-10-17 05:18:19,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:19,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:20,524 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-17 05:18:20,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:20,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-10-17 05:18:21,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:18:21,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1368727213, now seen corresponding path program 7 times [2024-10-17 05:18:21,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:18:21,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209001366] [2024-10-17 05:18:21,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:21,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 65 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-17 05:18:21,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:18:21,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209001366] [2024-10-17 05:18:21,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209001366] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:18:21,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1944084908] [2024-10-17 05:18:21,687 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-17 05:18:21,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:18:21,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:18:21,688 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) [2024-10-17 05:18:21,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-17 05:18:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:21,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-17 05:18:21,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:18:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 79 proven. 26 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-17 05:18:22,445 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:18:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 80 proven. 33 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-10-17 05:18:23,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1944084908] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:18:23,034 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:18:23,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 15] total 38 [2024-10-17 05:18:23,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994701586] [2024-10-17 05:18:23,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:18:23,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-17 05:18:23,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:18:23,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-17 05:18:23,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1264, Unknown=0, NotChecked=0, Total=1482 [2024-10-17 05:18:23,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:23,036 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:18:23,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.641025641025641) internal successors, (181), 38 states have internal predecessors, (181), 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) [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-17 05:18:23,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:18:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:18:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:18:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:18:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:18:28,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-17 05:18:29,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:18:29,036 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:18:29,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1837558342, now seen corresponding path program 1 times [2024-10-17 05:18:29,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:29,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:30,163 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 79 proven. 336 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-10-17 05:18:30,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:18:30,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:18:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:18:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 79 proven. 336 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-10-17 05:18:31,471 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:18:31,471 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 96 treesize of output 51 [2024-10-17 05:19:41,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1091758430, now seen corresponding path program 1 times [2024-10-17 05:19:41,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:41,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 79 proven. 336 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-10-17 05:19:42,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:42,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 79 proven. 336 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-10-17 05:19:43,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:19:43,062 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 96 treesize of output 51 [2024-10-17 05:19:45,885 INFO L85 PathProgramCache]: Analyzing trace with hash -851422866, now seen corresponding path program 1 times [2024-10-17 05:19:45,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:45,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 7 proven. 193 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-10-17 05:19:46,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:46,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 7 proven. 193 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-10-17 05:19:47,455 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 12 treesize of output 4 [2024-10-17 05:19:47,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1588685184, now seen corresponding path program 1 times [2024-10-17 05:19:47,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:47,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 3 proven. 77 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-10-17 05:19:48,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:48,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 3 proven. 77 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-10-17 05:19:48,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:19:48,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1997628219, now seen corresponding path program 8 times [2024-10-17 05:19:48,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:19:48,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413274007] [2024-10-17 05:19:48,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:48,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1765 backedges. 181 proven. 760 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2024-10-17 05:19:49,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:19:49,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413274007] [2024-10-17 05:19:49,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413274007] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:19:49,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812698946] [2024-10-17 05:19:49,779 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-17 05:19:49,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:19:49,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:19:49,781 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) [2024-10-17 05:19:49,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-17 05:19:50,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-17 05:19:50,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:19:50,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-17 05:19:50,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:19:50,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1765 backedges. 1092 proven. 21 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-10-17 05:19:50,749 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:19:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1765 backedges. 974 proven. 139 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-10-17 05:19:51,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812698946] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:19:51,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:19:51,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 43 [2024-10-17 05:19:51,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181672622] [2024-10-17 05:19:51,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:19:51,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-10-17 05:19:51,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:19:51,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-10-17 05:19:51,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=1516, Unknown=0, NotChecked=0, Total=1806 [2024-10-17 05:19:51,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:19:51,340 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:19:51,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 7.4186046511627906) internal successors, (319), 43 states have internal predecessors, (319), 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) [2024-10-17 05:19:51,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:19:51,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:19:51,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:19:51,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:19:51,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:19:51,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-17 05:19:52,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-10-17 05:19:52,029 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:19:52,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1400623779, now seen corresponding path program 1 times [2024-10-17 05:19:52,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:52,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 120 proven. 370 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-10-17 05:19:52,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:19:52,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:19:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:19:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 120 proven. 370 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-10-17 05:19:53,879 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:19:53,879 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 96 treesize of output 51 [2024-10-17 05:20:03,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1524730555, now seen corresponding path program 1 times [2024-10-17 05:20:03,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 120 proven. 370 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-10-17 05:20:04,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:04,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 120 proven. 370 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-10-17 05:20:05,698 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:20:05,698 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 96 treesize of output 51 [2024-10-17 05:20:30,110 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:20:30,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1375911037, now seen corresponding path program 1 times [2024-10-17 05:20:30,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-10-17 05:20:30,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:30,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-10-17 05:20:31,806 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 12 treesize of output 4 [2024-10-17 05:20:31,926 INFO L85 PathProgramCache]: Analyzing trace with hash -647867121, now seen corresponding path program 1 times [2024-10-17 05:20:31,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:31,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:32,677 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 7 proven. 200 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-10-17 05:20:32,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:32,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:33,464 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 7 proven. 200 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-10-17 05:20:33,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:20:33,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1036592356, now seen corresponding path program 9 times [2024-10-17 05:20:33,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:20:33,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326012525] [2024-10-17 05:20:33,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:33,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 235 proven. 824 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2024-10-17 05:20:34,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:20:34,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326012525] [2024-10-17 05:20:34,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326012525] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:20:34,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213045041] [2024-10-17 05:20:34,487 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-17 05:20:34,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:20:34,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:20:34,489 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) [2024-10-17 05:20:34,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-17 05:20:35,123 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-10-17 05:20:35,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:20:35,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-17 05:20:35,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:20:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 1007 proven. 50 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-10-17 05:20:35,951 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:20:36,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 241 proven. 816 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-10-17 05:20:36,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213045041] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:20:36,806 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:20:36,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 47 [2024-10-17 05:20:36,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268408387] [2024-10-17 05:20:36,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:20:36,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-10-17 05:20:36,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:20:36,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-10-17 05:20:36,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=472, Invalid=1784, Unknown=0, NotChecked=0, Total=2256 [2024-10-17 05:20:36,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:20:36,809 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:20:36,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 5.520833333333333) internal successors, (265), 47 states have internal predecessors, (265), 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) [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:20:36,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:20:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:20:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:20:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:20:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:20:36,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:20:37,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:20:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:20:37,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:20:37,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-17 05:20:37,390 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,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-10-17 05:20:37,391 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:20:37,557 INFO L85 PathProgramCache]: Analyzing trace with hash -981253683, now seen corresponding path program 1 times [2024-10-17 05:20:37,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:37,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 164 proven. 381 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-10-17 05:20:38,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:20:38,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:20:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:20:39,105 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 164 proven. 381 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-10-17 05:20:39,497 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:20:39,498 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 96 treesize of output 51 [2024-10-17 05:21:14,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1537840613, now seen corresponding path program 1 times [2024-10-17 05:21:14,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:14,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 164 proven. 381 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-10-17 05:21:14,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:14,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 164 proven. 381 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-10-17 05:21:15,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:21:15,707 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 96 treesize of output 51 [2024-10-17 05:21:23,420 INFO L85 PathProgramCache]: Analyzing trace with hash -938618913, now seen corresponding path program 1 times [2024-10-17 05:21:23,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:23,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:24,204 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 54 proven. 339 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-10-17 05:21:24,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:24,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 54 proven. 339 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-10-17 05:21:25,183 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 12 treesize of output 4 [2024-10-17 05:21:25,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1656511089, now seen corresponding path program 1 times [2024-10-17 05:21:25,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:25,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 39 proven. 322 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-10-17 05:21:26,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:26,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 39 proven. 322 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-10-17 05:21:26,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:21:26,845 INFO L85 PathProgramCache]: Analyzing trace with hash 56488512, now seen corresponding path program 10 times [2024-10-17 05:21:26,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:21:26,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98627008] [2024-10-17 05:21:26,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:26,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 304 proven. 866 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2024-10-17 05:21:27,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:21:27,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98627008] [2024-10-17 05:21:27,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98627008] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:21:27,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763822963] [2024-10-17 05:21:27,823 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-17 05:21:27,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:21:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:21:27,824 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) [2024-10-17 05:21:27,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-17 05:21:28,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-17 05:21:28,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:21:28,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 1167 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-17 05:21:28,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:21:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 1527 proven. 36 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-10-17 05:21:30,444 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:21:32,224 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-10-17 05:21:32,224 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 20 treesize of output 4 [2024-10-17 05:21:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 1398 proven. 165 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-10-17 05:21:32,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763822963] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:21:32,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:21:32,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 22, 22] total 60 [2024-10-17 05:21:32,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360284720] [2024-10-17 05:21:32,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:21:32,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-10-17 05:21:32,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:21:32,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-10-17 05:21:32,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=765, Invalid=2895, Unknown=0, NotChecked=0, Total=3660 [2024-10-17 05:21:32,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:21:32,618 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:21:32,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 7.639344262295082) internal successors, (466), 60 states have internal predecessors, (466), 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) [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:21:32,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:21:32,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:21:33,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:21:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:21:33,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:21:33,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-17 05:21:33,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:21:33,347 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:21:33,513 INFO L85 PathProgramCache]: Analyzing trace with hash -2044479277, now seen corresponding path program 1 times [2024-10-17 05:21:33,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:33,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 37 proven. 450 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-10-17 05:21:35,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:35,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:36,208 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 37 proven. 450 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-10-17 05:21:36,515 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:21:36,515 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 96 treesize of output 51 [2024-10-17 05:21:39,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1273171179, now seen corresponding path program 1 times [2024-10-17 05:21:39,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:39,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-10-17 05:21:40,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:40,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:41,055 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-10-17 05:21:41,437 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:21:41,438 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 96 treesize of output 51 [2024-10-17 05:21:44,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1892370203, now seen corresponding path program 1 times [2024-10-17 05:21:44,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:44,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 255 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-10-17 05:21:46,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:46,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 255 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-10-17 05:21:47,258 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 12 treesize of output 4 [2024-10-17 05:21:47,421 INFO L85 PathProgramCache]: Analyzing trace with hash -96025737, now seen corresponding path program 1 times [2024-10-17 05:21:47,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:47,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 160 proven. 430 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-10-17 05:21:48,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:48,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 160 proven. 430 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-10-17 05:21:49,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:21:49,633 INFO L85 PathProgramCache]: Analyzing trace with hash -90937024, now seen corresponding path program 11 times [2024-10-17 05:21:49,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:21:49,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515677116] [2024-10-17 05:21:49,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:21:49,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:21:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:21:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 858 proven. 789 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-17 05:21:51,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:21:51,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515677116] [2024-10-17 05:21:51,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515677116] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:21:51,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697698574] [2024-10-17 05:21:51,285 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-17 05:21:51,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:21:51,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:21:51,286 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) [2024-10-17 05:21:51,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-17 05:21:56,458 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2024-10-17 05:21:56,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:21:56,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-17 05:21:56,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:21:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 1667 proven. 78 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-17 05:21:58,407 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:22:00,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 1240 proven. 505 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-17 05:22:00,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697698574] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:22:00,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:22:00,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29, 29] total 82 [2024-10-17 05:22:00,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490559034] [2024-10-17 05:22:00,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:22:00,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-10-17 05:22:00,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:22:00,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-10-17 05:22:00,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1318, Invalid=5488, Unknown=0, NotChecked=0, Total=6806 [2024-10-17 05:22:00,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:00,420 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:22:00,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 6.975903614457831) internal successors, (579), 82 states have internal predecessors, (579), 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) [2024-10-17 05:22:00,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:00,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:00,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:00,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:01,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:01,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:01,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-17 05:22:01,428 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,SelfDestructingSolverStorable104,SelfDestructingSolverStorable99,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103 [2024-10-17 05:22:01,428 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:22:01,569 INFO L85 PathProgramCache]: Analyzing trace with hash -2098682699, now seen corresponding path program 1 times [2024-10-17 05:22:01,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:01,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 37 proven. 450 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-10-17 05:22:02,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:02,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 37 proven. 450 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-10-17 05:22:03,605 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:22:03,605 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 96 treesize of output 51 [2024-10-17 05:22:06,621 INFO L85 PathProgramCache]: Analyzing trace with hash -2124653363, now seen corresponding path program 1 times [2024-10-17 05:22:06,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-10-17 05:22:07,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:07,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 39 proven. 314 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-10-17 05:22:08,482 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:22:08,483 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 96 treesize of output 51 [2024-10-17 05:22:11,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1897977201, now seen corresponding path program 1 times [2024-10-17 05:22:11,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:11,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:12,471 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-17 05:22:12,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:12,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:13,411 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-17 05:22:13,602 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 12 treesize of output 4 [2024-10-17 05:22:13,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1448592161, now seen corresponding path program 1 times [2024-10-17 05:22:13,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:14,730 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-17 05:22:14,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:14,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-17 05:22:15,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:22:15,720 INFO L85 PathProgramCache]: Analyzing trace with hash -906515172, now seen corresponding path program 12 times [2024-10-17 05:22:15,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:22:15,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941850269] [2024-10-17 05:22:15,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:15,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:17,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1871 backedges. 1346 proven. 449 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-10-17 05:22:17,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:22:17,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941850269] [2024-10-17 05:22:17,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941850269] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:22:17,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689258102] [2024-10-17 05:22:17,528 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-17 05:22:17,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:22:17,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:22:17,530 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) [2024-10-17 05:22:17,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-17 05:22:18,678 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2024-10-17 05:22:18,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:22:18,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-10-17 05:22:18,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:22:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1871 backedges. 1269 proven. 28 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2024-10-17 05:22:19,645 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:22:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1871 backedges. 1064 proven. 233 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2024-10-17 05:22:20,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689258102] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:22:20,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:22:20,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 18, 18] total 65 [2024-10-17 05:22:20,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39736791] [2024-10-17 05:22:20,753 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:22:20,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-17 05:22:20,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:22:20,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-17 05:22:20,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=579, Invalid=3581, Unknown=0, NotChecked=0, Total=4160 [2024-10-17 05:22:20,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:20,756 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:22:20,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 7.2615384615384615) internal successors, (472), 65 states have internal predecessors, (472), 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) [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:20,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:20,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:20,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:21,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-10-17 05:22:21,658 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,SelfDestructingSolverStorable110,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable115,SelfDestructingSolverStorable116,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113,SelfDestructingSolverStorable114 [2024-10-17 05:22:21,658 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:22:21,858 INFO L85 PathProgramCache]: Analyzing trace with hash -988897212, now seen corresponding path program 1 times [2024-10-17 05:22:21,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:21,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 73 proven. 363 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2024-10-17 05:22:22,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:22,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 73 proven. 363 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2024-10-17 05:22:24,291 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:22:24,291 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 96 treesize of output 51 [2024-10-17 05:22:29,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1073135452, now seen corresponding path program 1 times [2024-10-17 05:22:29,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:29,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 70 proven. 362 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-10-17 05:22:30,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:30,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 70 proven. 362 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-10-17 05:22:31,922 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:22:31,922 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 96 treesize of output 51 [2024-10-17 05:22:39,620 INFO L85 PathProgramCache]: Analyzing trace with hash 59172780, now seen corresponding path program 1 times [2024-10-17 05:22:39,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:39,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-10-17 05:22:40,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:40,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-10-17 05:22:41,915 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 12 treesize of output 4 [2024-10-17 05:22:42,108 INFO L85 PathProgramCache]: Analyzing trace with hash -2011358018, now seen corresponding path program 1 times [2024-10-17 05:22:42,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:42,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-10-17 05:22:43,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 111 proven. 295 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-10-17 05:22:44,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:22:44,146 INFO L85 PathProgramCache]: Analyzing trace with hash -121695579, now seen corresponding path program 13 times [2024-10-17 05:22:44,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:22:44,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377289195] [2024-10-17 05:22:44,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:44,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:45,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1895 backedges. 441 proven. 583 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2024-10-17 05:22:45,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:22:45,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377289195] [2024-10-17 05:22:45,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377289195] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:22:45,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604617084] [2024-10-17 05:22:45,243 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-17 05:22:45,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:22:45,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:22:45,245 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) [2024-10-17 05:22:45,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-17 05:22:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:45,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 1248 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-17 05:22:45,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:22:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1895 backedges. 1353 proven. 36 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-10-17 05:22:46,532 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:22:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1895 backedges. 1169 proven. 220 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-10-17 05:22:47,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604617084] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:22:47,219 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:22:47,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 20, 20] total 40 [2024-10-17 05:22:47,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446740017] [2024-10-17 05:22:47,219 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:22:47,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-10-17 05:22:47,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:22:47,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-10-17 05:22:47,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=371, Invalid=1189, Unknown=0, NotChecked=0, Total=1560 [2024-10-17 05:22:47,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:47,224 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:22:47,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 8.425) internal successors, (337), 40 states have internal predecessors, (337), 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) [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:47,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:47,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:47,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:22:47,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-10-17 05:22:47,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,SelfDestructingSolverStorable119,SelfDestructingSolverStorable117,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable118,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125 [2024-10-17 05:22:47,997 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:22:47,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:22:47,998 INFO L85 PathProgramCache]: Analyzing trace with hash -875198523, now seen corresponding path program 14 times [2024-10-17 05:22:47,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:22:47,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592680204] [2024-10-17 05:22:47,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:47,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 427 proven. 580 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-17 05:22:49,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:22:49,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592680204] [2024-10-17 05:22:49,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592680204] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:22:49,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508609251] [2024-10-17 05:22:49,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-17 05:22:49,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:22:49,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:22:49,030 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) [2024-10-17 05:22:49,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-17 05:22:49,698 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-17 05:22:49,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:22:49,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 1091 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-17 05:22:49,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:22:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 1031 proven. 45 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2024-10-17 05:22:51,224 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:22:52,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 808 proven. 268 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2024-10-17 05:22:52,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508609251] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:22:52,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:22:52,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 60 [2024-10-17 05:22:52,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289257838] [2024-10-17 05:22:52,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:22:52,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-10-17 05:22:52,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:22:52,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-10-17 05:22:52,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=761, Invalid=2779, Unknown=0, NotChecked=0, Total=3540 [2024-10-17 05:22:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:52,504 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:22:52,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 7.116666666666666) internal successors, (427), 60 states have internal predecessors, (427), 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) [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:52,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:22:52,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:22:52,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:22:52,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-10-17 05:22:53,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:22:53,158 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:22:53,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:22:53,158 INFO L85 PathProgramCache]: Analyzing trace with hash -843035712, now seen corresponding path program 15 times [2024-10-17 05:22:53,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:22:53,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293020173] [2024-10-17 05:22:53,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:53,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:22:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 523 proven. 541 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-10-17 05:22:54,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:22:54,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293020173] [2024-10-17 05:22:54,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293020173] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:22:54,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394505366] [2024-10-17 05:22:54,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-17 05:22:54,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:22:54,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:22:54,393 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) [2024-10-17 05:22:54,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-17 05:22:55,965 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-10-17 05:22:55,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:22:55,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-10-17 05:22:55,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:22:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 1009 proven. 55 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-10-17 05:22:57,597 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:22:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 448 proven. 616 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-10-17 05:22:58,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394505366] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:22:58,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:22:58,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 66 [2024-10-17 05:22:58,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892904243] [2024-10-17 05:22:58,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:22:58,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-10-17 05:22:58,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:22:58,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-10-17 05:22:58,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=914, Invalid=3376, Unknown=0, NotChecked=0, Total=4290 [2024-10-17 05:22:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:58,984 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:22:58,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 6.515151515151516) internal successors, (430), 66 states have internal predecessors, (430), 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) [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:22:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:22:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:22:59,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:22:59,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:22:59,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:22:59,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-17 05:22:59,452 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,SelfDestructingSolverStorable127 [2024-10-17 05:22:59,452 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:22:59,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:22:59,453 INFO L85 PathProgramCache]: Analyzing trace with hash 154011429, now seen corresponding path program 16 times [2024-10-17 05:22:59,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:22:59,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817122177] [2024-10-17 05:22:59,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:22:59,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:22:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:23:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 647 proven. 469 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-10-17 05:23:00,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:23:00,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817122177] [2024-10-17 05:23:00,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817122177] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:23:00,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904775294] [2024-10-17 05:23:00,620 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-17 05:23:00,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:23:00,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:23:00,622 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) [2024-10-17 05:23:00,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-17 05:23:01,287 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-17 05:23:01,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:23:01,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-17 05:23:01,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:23:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 1076 proven. 66 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-10-17 05:23:02,581 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:23:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 838 proven. 304 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-10-17 05:23:04,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904775294] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:23:04,015 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:23:04,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 72 [2024-10-17 05:23:04,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110558767] [2024-10-17 05:23:04,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:23:04,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-10-17 05:23:04,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:23:04,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-10-17 05:23:04,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1081, Invalid=4031, Unknown=0, NotChecked=0, Total=5112 [2024-10-17 05:23:04,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:04,019 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:23:04,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 6.958333333333333) internal successors, (501), 72 states have internal predecessors, (501), 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) [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:04,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:04,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:04,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:04,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-10-17 05:23:04,521 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,SelfDestructingSolverStorable128 [2024-10-17 05:23:04,522 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:23:04,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:23:04,523 INFO L85 PathProgramCache]: Analyzing trace with hash 997701728, now seen corresponding path program 17 times [2024-10-17 05:23:04,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:23:04,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870269682] [2024-10-17 05:23:04,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:23:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:23:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:23:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 785 proven. 370 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-10-17 05:23:05,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:23:05,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870269682] [2024-10-17 05:23:05,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870269682] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:23:05,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209876048] [2024-10-17 05:23:05,867 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-17 05:23:05,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:23:05,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:23:05,870 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) [2024-10-17 05:23:05,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-17 05:23:10,300 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2024-10-17 05:23:10,301 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:23:10,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-17 05:23:10,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:23:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 1082 proven. 78 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-10-17 05:23:11,844 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:23:13,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 817 proven. 343 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-10-17 05:23:13,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209876048] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:23:13,245 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:23:13,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 78 [2024-10-17 05:23:13,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68391266] [2024-10-17 05:23:13,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:23:13,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2024-10-17 05:23:13,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:23:13,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2024-10-17 05:23:13,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1106, Invalid=4900, Unknown=0, NotChecked=0, Total=6006 [2024-10-17 05:23:13,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:13,248 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:23:13,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 6.782051282051282) internal successors, (529), 78 states have internal predecessors, (529), 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) [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:13,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:13,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:23:13,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-17 05:23:13,721 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,SelfDestructingSolverStorable129 [2024-10-17 05:23:13,722 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:23:13,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:23:13,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1382297221, now seen corresponding path program 18 times [2024-10-17 05:23:13,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:23:13,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109169080] [2024-10-17 05:23:13,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:23:13,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:23:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:23:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 445 proven. 14 refuted. 0 times theorem prover too weak. 866 trivial. 0 not checked. [2024-10-17 05:23:14,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:23:14,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109169080] [2024-10-17 05:23:14,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109169080] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:23:14,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252932251] [2024-10-17 05:23:14,522 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-17 05:23:14,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:23:14,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:23:14,524 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) [2024-10-17 05:23:14,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-17 05:23:19,882 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2024-10-17 05:23:19,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:23:19,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 1127 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-17 05:23:19,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:23:20,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 414 proven. 83 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2024-10-17 05:23:20,150 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:23:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 51 proven. 1043 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-10-17 05:23:21,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1252932251] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:23:21,038 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:23:21,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 29] total 33 [2024-10-17 05:23:21,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799331186] [2024-10-17 05:23:21,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:23:21,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-10-17 05:23:21,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:23:21,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-10-17 05:23:21,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=690, Unknown=0, NotChecked=0, Total=1056 [2024-10-17 05:23:21,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:21,041 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:23:21,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 8.878787878787879) internal successors, (293), 33 states have internal predecessors, (293), 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) [2024-10-17 05:23:21,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:21,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:21,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:21,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:21,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:23:21,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:23:21,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:21,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-10-17 05:23:22,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:23:22,047 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:23:22,302 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 12 treesize of output 4 [2024-10-17 05:23:22,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1084467941, now seen corresponding path program 1 times [2024-10-17 05:23:22,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:23:22,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:23:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:23:23,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:23:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:23:24,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:23:24,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1500375612, now seen corresponding path program 19 times [2024-10-17 05:23:24,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:23:24,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738708639] [2024-10-17 05:23:24,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:23:24,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:23:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:23:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 420 proven. 70 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2024-10-17 05:23:25,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:23:25,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738708639] [2024-10-17 05:23:25,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738708639] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:23:25,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454550514] [2024-10-17 05:23:25,113 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-17 05:23:25,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:23:25,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:23:25,118 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:23:25,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-17 05:23:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:23:25,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-17 05:23:25,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:23:27,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 131 proven. 789 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2024-10-17 05:23:27,759 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:23:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 139 proven. 781 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2024-10-17 05:23:29,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454550514] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:23:29,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:23:29,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 29, 29] total 61 [2024-10-17 05:23:29,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537192756] [2024-10-17 05:23:29,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:23:29,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-10-17 05:23:29,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:23:29,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-10-17 05:23:29,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=931, Invalid=2729, Unknown=0, NotChecked=0, Total=3660 [2024-10-17 05:23:29,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:29,483 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:23:29,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 6.754098360655738) internal successors, (412), 61 states have internal predecessors, (412), 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) [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:29,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:29,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:23:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:23:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:23:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:23:34,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:23:34,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:23:34,938 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-10-17 05:23:35,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable131,SelfDestructingSolverStorable132 [2024-10-17 05:23:35,120 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:23:35,598 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:23:35,598 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 96 treesize of output 51 [2024-10-17 05:23:59,158 WARN L286 SmtUtils]: Spent 16.04s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:23:59,159 INFO L85 PathProgramCache]: Analyzing trace with hash -894361554, now seen corresponding path program 1 times [2024-10-17 05:23:59,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:23:59,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:23:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:23:59,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:24:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:24:00,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:24:00,766 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 96 treesize of output 51 [2024-10-17 05:24:13,808 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:24:13,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1487205115, now seen corresponding path program 1 times [2024-10-17 05:24:13,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:13,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:16,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 1667 proven. 386 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-10-17 05:24:16,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:16,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:17,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 1667 proven. 386 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-10-17 05:24:17,470 INFO L85 PathProgramCache]: Analyzing trace with hash -283429742, now seen corresponding path program 1 times [2024-10-17 05:24:17,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:17,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3005 backedges. 1752 proven. 929 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-10-17 05:24:18,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:18,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3005 backedges. 1752 proven. 929 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-10-17 05:24:20,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:24:20,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1924750456, now seen corresponding path program 20 times [2024-10-17 05:24:20,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:24:20,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334944539] [2024-10-17 05:24:20,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:20,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:22,288 INFO L134 CoverageAnalysis]: Checked inductivity of 3452 backedges. 2356 proven. 639 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2024-10-17 05:24:22,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:24:22,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334944539] [2024-10-17 05:24:22,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334944539] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:24:22,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907719785] [2024-10-17 05:24:22,288 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-17 05:24:22,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:24:22,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:24:22,290 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:24:22,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-17 05:24:23,096 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-17 05:24:23,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:24:23,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 1505 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-17 05:24:23,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:24:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3452 backedges. 2713 proven. 91 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-10-17 05:24:24,959 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:24:26,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3452 backedges. 2406 proven. 398 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-10-17 05:24:26,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907719785] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:24:26,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:24:26,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 84 [2024-10-17 05:24:26,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339184334] [2024-10-17 05:24:26,516 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:24:26,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-10-17 05:24:26,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:24:26,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-10-17 05:24:26,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1457, Invalid=5515, Unknown=0, NotChecked=0, Total=6972 [2024-10-17 05:24:26,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:24:26,522 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:24:26,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 7.523809523809524) internal successors, (632), 84 states have internal predecessors, (632), 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) [2024-10-17 05:24:26,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:26,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:24:26,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:24:26,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:24:26,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:24:26,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:24:26,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:26,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-10-17 05:24:27,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137,SelfDestructingSolverStorable138,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133,SelfDestructingSolverStorable134,SelfDestructingSolverStorable135,SelfDestructingSolverStorable136 [2024-10-17 05:24:27,086 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:24:27,500 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:24:27,501 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 96 treesize of output 51 [2024-10-17 05:24:40,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1260306852, now seen corresponding path program 1 times [2024-10-17 05:24:40,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:40,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:24:40,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:24:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:24:41,694 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:24:41,694 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 96 treesize of output 51 [2024-10-17 05:24:47,856 INFO L85 PathProgramCache]: Analyzing trace with hash 37831785, now seen corresponding path program 1 times [2024-10-17 05:24:47,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:47,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2279 backedges. 1668 proven. 401 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-10-17 05:24:49,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:49,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2279 backedges. 1668 proven. 401 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-10-17 05:24:51,422 INFO L85 PathProgramCache]: Analyzing trace with hash -2018738624, now seen corresponding path program 1 times [2024-10-17 05:24:51,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:51,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3019 backedges. 2035 proven. 711 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2024-10-17 05:24:52,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:52,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:54,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3019 backedges. 2035 proven. 711 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2024-10-17 05:24:54,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:24:54,436 INFO L85 PathProgramCache]: Analyzing trace with hash -197268221, now seen corresponding path program 21 times [2024-10-17 05:24:54,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:24:54,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406368573] [2024-10-17 05:24:54,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:24:54,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:24:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:24:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3466 backedges. 2543 proven. 493 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-10-17 05:24:56,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:24:56,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406368573] [2024-10-17 05:24:56,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406368573] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:24:56,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270794239] [2024-10-17 05:24:56,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-17 05:24:56,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:24:56,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:24:56,603 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:24:56,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-17 05:24:57,607 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-10-17 05:24:57,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:24:57,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-17 05:24:57,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:24:58,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3466 backedges. 528 proven. 65 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2024-10-17 05:24:58,278 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:24:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3466 backedges. 572 proven. 1 refuted. 0 times theorem prover too weak. 2893 trivial. 0 not checked. [2024-10-17 05:24:58,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270794239] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:24:58,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:24:58,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 9, 6] total 44 [2024-10-17 05:24:58,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314229991] [2024-10-17 05:24:58,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:24:58,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-10-17 05:24:58,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:24:58,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-10-17 05:24:58,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1596, Unknown=0, NotChecked=0, Total=1892 [2024-10-17 05:24:58,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:24:58,448 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:24:58,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 7.863636363636363) internal successors, (346), 44 states have internal predecessors, (346), 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) [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:24:58,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:58,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:24:59,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:24:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:24:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-17 05:24:59,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-10-17 05:24:59,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,SelfDestructingSolverStorable141,SelfDestructingSolverStorable142,SelfDestructingSolverStorable143,23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable139,SelfDestructingSolverStorable144 [2024-10-17 05:24:59,776 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:25:00,249 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:25:00,249 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 96 treesize of output 51 [2024-10-17 05:25:38,407 WARN L286 SmtUtils]: Spent 22.05s on a formula simplification. DAG size of input: 49 DAG size of output: 46 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:25:38,409 INFO L85 PathProgramCache]: Analyzing trace with hash 280290536, now seen corresponding path program 1 times [2024-10-17 05:25:38,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:25:38,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:25:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:25:38,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:25:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:25:39,904 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:25:39,904 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 96 treesize of output 51 [2024-10-17 05:25:43,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1943068747, now seen corresponding path program 1 times [2024-10-17 05:25:43,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:25:43,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:25:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:25:43,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:25:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:25:44,298 INFO L85 PathProgramCache]: Analyzing trace with hash 21260620, now seen corresponding path program 1 times [2024-10-17 05:25:44,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:25:44,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:25:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:25:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3034 backedges. 2344 proven. 442 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-10-17 05:25:46,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:25:46,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:25:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:25:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3034 backedges. 2344 proven. 442 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-10-17 05:25:47,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:25:47,900 INFO L85 PathProgramCache]: Analyzing trace with hash 178694327, now seen corresponding path program 22 times [2024-10-17 05:25:47,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:25:47,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28600408] [2024-10-17 05:25:47,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:25:47,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:25:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:25:50,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 2404 proven. 320 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-17 05:25:50,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:25:50,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28600408] [2024-10-17 05:25:50,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28600408] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:25:50,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136909598] [2024-10-17 05:25:50,261 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-17 05:25:50,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:25:50,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:25:50,262 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:25:50,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-17 05:25:51,145 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-17 05:25:51,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:25:51,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-10-17 05:25:51,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:25:53,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 2604 proven. 120 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-17 05:25:53,743 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:25:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 2048 proven. 676 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-10-17 05:25:56,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136909598] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:25:56,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:25:56,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 96 [2024-10-17 05:25:56,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933533110] [2024-10-17 05:25:56,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:25:56,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-10-17 05:25:56,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:25:56,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-10-17 05:25:56,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1889, Invalid=7231, Unknown=0, NotChecked=0, Total=9120 [2024-10-17 05:25:56,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:25:56,146 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:25:56,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 7.416666666666667) internal successors, (712), 96 states have internal predecessors, (712), 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) [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:25:56,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-17 05:25:56,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:25:56,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:25:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-17 05:25:56,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:25:56,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-10-17 05:25:56,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable148,SelfDestructingSolverStorable149,SelfDestructingSolverStorable145,SelfDestructingSolverStorable146,SelfDestructingSolverStorable147 [2024-10-17 05:25:56,662 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:25:57,178 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:25:57,178 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 96 treesize of output 51 [2024-10-17 05:26:21,496 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:26:21,497 INFO L85 PathProgramCache]: Analyzing trace with hash 794168790, now seen corresponding path program 1 times [2024-10-17 05:26:21,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:26:21,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:26:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:26:22,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:26:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:26:23,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:26:23,356 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 96 treesize of output 51 [2024-10-17 05:26:34,456 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:26:34,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1073523683, now seen corresponding path program 1 times [2024-10-17 05:26:34,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:26:34,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:26:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:26:34,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 05:26:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 05:26:35,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1163272774, now seen corresponding path program 1 times [2024-10-17 05:26:35,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:26:35,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:26:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:26:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3050 backedges. 1216 proven. 1374 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2024-10-17 05:26:38,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:26:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:26:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:26:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3050 backedges. 1216 proven. 1374 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2024-10-17 05:26:39,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 05:26:39,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1340467954, now seen corresponding path program 23 times [2024-10-17 05:26:39,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 05:26:39,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398165251] [2024-10-17 05:26:39,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:26:39,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:26:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:26:41,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3012 backedges. 1403 proven. 1256 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2024-10-17 05:26:41,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 05:26:41,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398165251] [2024-10-17 05:26:41,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398165251] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 05:26:41,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069360966] [2024-10-17 05:26:41,663 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-17 05:26:41,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:26:41,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 05:26:41,665 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 05:26:41,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-17 05:26:42,821 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-10-17 05:26:42,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-17 05:26:42,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-10-17 05:26:42,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 05:26:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3012 backedges. 2299 proven. 353 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-10-17 05:26:44,572 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 05:26:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3012 backedges. 1372 proven. 198 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2024-10-17 05:26:45,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069360966] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 05:26:45,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 05:26:45,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 7] total 74 [2024-10-17 05:26:45,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013733391] [2024-10-17 05:26:45,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 05:26:45,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-10-17 05:26:45,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 05:26:45,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-10-17 05:26:45,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=846, Invalid=4556, Unknown=0, NotChecked=0, Total=5402 [2024-10-17 05:26:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:26:45,070 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 05:26:45,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 7.364864864864865) internal successors, (545), 74 states have internal predecessors, (545), 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) [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:26:45,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:45,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-17 05:26:45,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:26:45,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 05:26:56,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-10-17 05:26:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-17 05:26:56,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-10-17 05:26:56,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-10-17 05:26:56,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,SelfDestructingSolverStorable152,SelfDestructingSolverStorable153,SelfDestructingSolverStorable154,SelfDestructingSolverStorable150,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 05:26:56,522 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-17 05:26:57,169 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:26:57,170 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 96 treesize of output 51 [2024-10-17 05:27:13,119 WARN L286 SmtUtils]: Spent 12.70s on a formula simplification. DAG size of input: 35 DAG size of output: 32 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-17 05:27:13,120 INFO L85 PathProgramCache]: Analyzing trace with hash 557090903, now seen corresponding path program 1 times [2024-10-17 05:27:13,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:13,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3519 backedges. 2854 proven. 441 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-10-17 05:27:16,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:16,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:18,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3519 backedges. 2854 proven. 441 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-10-17 05:27:19,032 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:27:19,032 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 96 treesize of output 51 [2024-10-17 05:27:23,432 INFO L85 PathProgramCache]: Analyzing trace with hash 161515800, now seen corresponding path program 1 times [2024-10-17 05:27:23,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:23,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5388 backedges. 2774 proven. 2081 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2024-10-17 05:27:25,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5388 backedges. 2774 proven. 2081 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2024-10-17 05:27:28,289 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:27:28,290 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 96 treesize of output 51 [2024-10-17 05:27:32,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2030455047, now seen corresponding path program 1 times [2024-10-17 05:27:32,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:32,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:35,536 INFO L134 CoverageAnalysis]: Checked inductivity of 7895 backedges. 1327 proven. 3250 refuted. 0 times theorem prover too weak. 3318 trivial. 0 not checked. [2024-10-17 05:27:35,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:27:35,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:27:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:27:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 7895 backedges. 1327 proven. 3250 refuted. 0 times theorem prover too weak. 3318 trivial. 0 not checked. [2024-10-17 05:27:38,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:27:38,677 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 96 treesize of output 51 [2024-10-17 05:28:10,441 INFO L85 PathProgramCache]: Analyzing trace with hash -584499070, now seen corresponding path program 1 times [2024-10-17 05:28:10,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:10,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 10674 backedges. 9513 proven. 820 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-10-17 05:28:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10674 backedges. 9513 proven. 820 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-10-17 05:28:23,581 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:28:23,581 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 96 treesize of output 51 [2024-10-17 05:28:27,897 INFO L85 PathProgramCache]: Analyzing trace with hash 466493846, now seen corresponding path program 1 times [2024-10-17 05:28:27,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:27,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10881 backedges. 483 proven. 3610 refuted. 0 times theorem prover too weak. 6788 trivial. 0 not checked. [2024-10-17 05:28:31,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:31,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:35,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10881 backedges. 483 proven. 3610 refuted. 0 times theorem prover too weak. 6788 trivial. 0 not checked. [2024-10-17 05:28:35,869 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 12 treesize of output 4 [2024-10-17 05:28:36,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1907061728, now seen corresponding path program 1 times [2024-10-17 05:28:36,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:36,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 11319 backedges. 499 proven. 3996 refuted. 0 times theorem prover too weak. 6824 trivial. 0 not checked. [2024-10-17 05:28:40,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:28:40,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:28:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:28:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 11319 backedges. 499 proven. 3996 refuted. 0 times theorem prover too weak. 6824 trivial. 0 not checked. [2024-10-17 05:28:44,731 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:28:44,731 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 96 treesize of output 51 [2024-10-17 05:29:26,584 INFO L85 PathProgramCache]: Analyzing trace with hash -896977337, now seen corresponding path program 1 times [2024-10-17 05:29:26,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:26,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:29:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 12572 backedges. 866 proven. 4892 refuted. 0 times theorem prover too weak. 6814 trivial. 0 not checked. [2024-10-17 05:29:30,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:30,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:29:35,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12572 backedges. 866 proven. 4892 refuted. 0 times theorem prover too weak. 6814 trivial. 0 not checked. [2024-10-17 05:29:35,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1419944981, now seen corresponding path program 1 times [2024-10-17 05:29:35,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:35,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:29:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12575 backedges. 794 proven. 4961 refuted. 0 times theorem prover too weak. 6820 trivial. 0 not checked. [2024-10-17 05:29:40,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:40,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:29:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12575 backedges. 794 proven. 4961 refuted. 0 times theorem prover too weak. 6820 trivial. 0 not checked. [2024-10-17 05:29:45,207 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:29:45,208 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 96 treesize of output 51 [2024-10-17 05:29:53,689 INFO L85 PathProgramCache]: Analyzing trace with hash 712313948, now seen corresponding path program 1 times [2024-10-17 05:29:53,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:53,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:29:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13071 backedges. 1031 proven. 4850 refuted. 0 times theorem prover too weak. 7190 trivial. 0 not checked. [2024-10-17 05:29:58,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:29:58,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:29:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:30:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 13071 backedges. 1031 proven. 4850 refuted. 0 times theorem prover too weak. 7190 trivial. 0 not checked. [2024-10-17 05:30:03,695 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:30:03,696 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 96 treesize of output 51 [2024-10-17 05:30:10,906 INFO L85 PathProgramCache]: Analyzing trace with hash 705727015, now seen corresponding path program 1 times [2024-10-17 05:30:10,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:30:10,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:30:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:30:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 18801 backedges. 1749 proven. 6271 refuted. 0 times theorem prover too weak. 10781 trivial. 0 not checked. [2024-10-17 05:30:16,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:30:16,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:30:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 05:30:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18801 backedges. 1749 proven. 6271 refuted. 0 times theorem prover too weak. 10781 trivial. 0 not checked. [2024-10-17 05:30:23,395 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 05:30:23,396 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 96 treesize of output 51 [2024-10-17 05:30:25,360 INFO L85 PathProgramCache]: Analyzing trace with hash -542360878, now seen corresponding path program 1 times [2024-10-17 05:30:25,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 05:30:25,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 05:30:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Killed by 15