./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 20:35:00,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 20:35:01,004 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-07 20:35:01,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 20:35:01,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 20:35:01,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 20:35:01,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 20:35:01,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 20:35:01,035 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 20:35:01,036 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 20:35:01,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 20:35:01,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 20:35:01,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 20:35:01,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 20:35:01,038 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 20:35:01,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 20:35:01,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 20:35:01,038 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 20:35:01,039 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 20:35:01,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 20:35:01,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 20:35:01,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 20:35:01,041 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 20:35:01,042 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 20:35:01,042 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 20:35:01,042 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/releaseScripts/default/UAutomizer-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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 [2024-11-07 20:35:01,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 20:35:01,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 20:35:01,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 20:35:01,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 20:35:01,396 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 20:35:01,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2024-11-07 20:35:02,657 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 20:35:02,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 20:35:02,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2024-11-07 20:35:02,841 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bf2816b41/65e6f0c47d6e435e9a1a2cd6af92e676/FLAGe059424e5 [2024-11-07 20:35:02,853 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bf2816b41/65e6f0c47d6e435e9a1a2cd6af92e676 [2024-11-07 20:35:02,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 20:35:02,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 20:35:02,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 20:35:02,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 20:35:02,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 20:35:02,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:02" (1/1) ... [2024-11-07 20:35:02,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ba070d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:02, skipping insertion in model container [2024-11-07 20:35:02,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:02" (1/1) ... [2024-11-07 20:35:02,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 20:35:03,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 20:35:03,026 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 20:35:03,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 20:35:03,062 INFO L204 MainTranslator]: Completed translation [2024-11-07 20:35:03,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03 WrapperNode [2024-11-07 20:35:03,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 20:35:03,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 20:35:03,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 20:35:03,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 20:35:03,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,100 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-11-07 20:35:03,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 20:35:03,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 20:35:03,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 20:35:03,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 20:35:03,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,112 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,121 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 20:35:03,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 20:35:03,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 20:35:03,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 20:35:03,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 20:35:03,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (1/1) ... [2024-11-07 20:35:03,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 20:35:03,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:03,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 20:35:03,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 20:35:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 20:35:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 20:35:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 20:35:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 20:35:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 20:35:03,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 20:35:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 20:35:03,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 20:35:03,266 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 20:35:03,268 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 20:35:03,658 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-07 20:35:03,659 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 20:35:03,670 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 20:35:03,670 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 20:35:03,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:35:03 BoogieIcfgContainer [2024-11-07 20:35:03,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 20:35:03,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 20:35:03,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 20:35:03,677 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 20:35:03,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:35:02" (1/3) ... [2024-11-07 20:35:03,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6530e1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:35:03, skipping insertion in model container [2024-11-07 20:35:03,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:03" (2/3) ... [2024-11-07 20:35:03,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6530e1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:35:03, skipping insertion in model container [2024-11-07 20:35:03,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:35:03" (3/3) ... [2024-11-07 20:35:03,681 INFO L112 eAbstractionObserver]: Analyzing ICFG geo3-ll_valuebound5.c [2024-11-07 20:35:03,696 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 20:35:03,696 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2024-11-07 20:35:03,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 20:35:03,753 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=PETRI_NET, 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;@2e69c1d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 20:35:03,754 INFO L334 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2024-11-07 20:35:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 48 states have (on average 1.7291666666666667) internal successors, (83), 78 states have internal predecessors, (83), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-07 20:35:03,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:03,766 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:03,766 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:03,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:03,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1945269129, now seen corresponding path program 1 times [2024-11-07 20:35:03,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:03,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293468499] [2024-11-07 20:35:03,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:03,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:03,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [466000066] [2024-11-07 20:35:03,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:03,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:03,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:03,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:03,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 20:35:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:03,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 20:35:03,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:04,159 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:04,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:04,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293468499] [2024-11-07 20:35:04,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:04,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466000066] [2024-11-07 20:35:04,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466000066] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:04,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:04,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-11-07 20:35:04,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470120404] [2024-11-07 20:35:04,288 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:04,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 20:35:04,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:04,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 20:35:04,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-07 20:35:04,307 INFO L87 Difference]: Start difference. First operand has 86 states, 48 states have (on average 1.7291666666666667) internal successors, (83), 78 states have internal predecessors, (83), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:04,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:04,518 INFO L93 Difference]: Finished difference Result 166 states and 186 transitions. [2024-11-07 20:35:04,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:35:04,521 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21 [2024-11-07 20:35:04,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:04,527 INFO L225 Difference]: With dead ends: 166 [2024-11-07 20:35:04,527 INFO L226 Difference]: Without dead ends: 77 [2024-11-07 20:35:04,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-07 20:35:04,535 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 80 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:04,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 109 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:04,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-07 20:35:04,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-07 20:35:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 43 states have (on average 1.6511627906976745) internal successors, (71), 70 states have internal predecessors, (71), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 79 transitions. [2024-11-07 20:35:04,578 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 79 transitions. Word has length 21 [2024-11-07 20:35:04,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:04,579 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 79 transitions. [2024-11-07 20:35:04,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2024-11-07 20:35:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-07 20:35:04,581 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:04,582 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:04,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 20:35:04,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-07 20:35:04,787 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:04,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:04,787 INFO L85 PathProgramCache]: Analyzing trace with hash -481060893, now seen corresponding path program 1 times [2024-11-07 20:35:04,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:04,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646565797] [2024-11-07 20:35:04,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:04,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:04,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [130699035] [2024-11-07 20:35:04,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:04,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:04,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:04,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:04,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 20:35:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:04,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 20:35:04,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:05,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:05,028 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:05,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:05,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646565797] [2024-11-07 20:35:05,104 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:05,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130699035] [2024-11-07 20:35:05,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130699035] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:05,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:05,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-07 20:35:05,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674483471] [2024-11-07 20:35:05,105 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:05,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:05,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:05,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:05,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-07 20:35:05,106 INFO L87 Difference]: Start difference. First operand 77 states and 79 transitions. Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:05,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:05,351 INFO L93 Difference]: Finished difference Result 77 states and 79 transitions. [2024-11-07 20:35:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:35:05,351 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 24 [2024-11-07 20:35:05,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:05,353 INFO L225 Difference]: With dead ends: 77 [2024-11-07 20:35:05,354 INFO L226 Difference]: Without dead ends: 73 [2024-11-07 20:35:05,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:05,355 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 73 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:05,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 110 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:05,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-07 20:35:05,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-07 20:35:05,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.558139534883721) internal successors, (67), 66 states have internal predecessors, (67), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 75 transitions. [2024-11-07 20:35:05,366 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 75 transitions. Word has length 24 [2024-11-07 20:35:05,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:05,367 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 75 transitions. [2024-11-07 20:35:05,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2024-11-07 20:35:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-07 20:35:05,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:05,368 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:05,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-07 20:35:05,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:05,574 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:05,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:05,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2027985740, now seen corresponding path program 1 times [2024-11-07 20:35:05,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:05,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955545115] [2024-11-07 20:35:05,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:05,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:05,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1217409179] [2024-11-07 20:35:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:05,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:05,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:05,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:05,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 20:35:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:05,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-07 20:35:05,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:05,804 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:06,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:06,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955545115] [2024-11-07 20:35:06,212 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:06,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217409179] [2024-11-07 20:35:06,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217409179] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:06,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:06,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-07 20:35:06,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084553369] [2024-11-07 20:35:06,213 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:06,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:06,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:06,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:06,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:06,215 INFO L87 Difference]: Start difference. First operand 73 states and 75 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:06,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:06,492 INFO L93 Difference]: Finished difference Result 120 states and 127 transitions. [2024-11-07 20:35:06,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:35:06,493 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 25 [2024-11-07 20:35:06,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:06,494 INFO L225 Difference]: With dead ends: 120 [2024-11-07 20:35:06,494 INFO L226 Difference]: Without dead ends: 108 [2024-11-07 20:35:06,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:35:06,495 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 141 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:06,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 115 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:06,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-07 20:35:06,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 98. [2024-11-07 20:35:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 67 states have (on average 1.462686567164179) internal successors, (98), 90 states have internal predecessors, (98), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 108 transitions. [2024-11-07 20:35:06,510 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 108 transitions. Word has length 25 [2024-11-07 20:35:06,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:06,510 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 108 transitions. [2024-11-07 20:35:06,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 7 states have internal predecessors, (16), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2024-11-07 20:35:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-07 20:35:06,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:06,511 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:06,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-07 20:35:06,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:06,712 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:06,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:06,712 INFO L85 PathProgramCache]: Analyzing trace with hash -280598967, now seen corresponding path program 1 times [2024-11-07 20:35:06,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:06,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830206257] [2024-11-07 20:35:06,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:06,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:06,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [926239595] [2024-11-07 20:35:06,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:06,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:06,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:06,740 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:06,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-07 20:35:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:06,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 20:35:06,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:06,962 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:35:06,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:06,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830206257] [2024-11-07 20:35:06,963 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:06,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926239595] [2024-11-07 20:35:06,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926239595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:35:06,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:35:06,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 20:35:06,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31942041] [2024-11-07 20:35:06,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:06,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 20:35:06,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:06,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 20:35:06,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 20:35:06,965 INFO L87 Difference]: Start difference. First operand 98 states and 108 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:07,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:07,321 INFO L93 Difference]: Finished difference Result 108 states and 119 transitions. [2024-11-07 20:35:07,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 20:35:07,321 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30 [2024-11-07 20:35:07,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:07,323 INFO L225 Difference]: With dead ends: 108 [2024-11-07 20:35:07,324 INFO L226 Difference]: Without dead ends: 106 [2024-11-07 20:35:07,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-07 20:35:07,325 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 56 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:07,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 169 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 20:35:07,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-07 20:35:07,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 99. [2024-11-07 20:35:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 91 states have internal predecessors, (98), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 108 transitions. [2024-11-07 20:35:07,342 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 108 transitions. Word has length 30 [2024-11-07 20:35:07,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:07,342 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 108 transitions. [2024-11-07 20:35:07,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:07,343 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 108 transitions. [2024-11-07 20:35:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-07 20:35:07,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:07,344 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:07,357 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-07 20:35:07,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:07,546 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:07,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:07,546 INFO L85 PathProgramCache]: Analyzing trace with hash -108633318, now seen corresponding path program 1 times [2024-11-07 20:35:07,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:07,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774938298] [2024-11-07 20:35:07,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:07,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:07,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1306359277] [2024-11-07 20:35:07,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:07,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:07,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:07,587 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:07,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-07 20:35:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:07,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 20:35:07,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:09,167 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:35:09,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:09,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774938298] [2024-11-07 20:35:09,167 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:09,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306359277] [2024-11-07 20:35:09,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306359277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:35:09,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:35:09,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 20:35:09,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776572971] [2024-11-07 20:35:09,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:09,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:35:09,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:09,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:35:09,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=5, Unknown=1, NotChecked=0, Total=12 [2024-11-07 20:35:09,169 INFO L87 Difference]: Start difference. First operand 99 states and 108 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:09,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:09,331 INFO L93 Difference]: Finished difference Result 108 states and 117 transitions. [2024-11-07 20:35:09,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:35:09,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 31 [2024-11-07 20:35:09,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:09,332 INFO L225 Difference]: With dead ends: 108 [2024-11-07 20:35:09,334 INFO L226 Difference]: Without dead ends: 106 [2024-11-07 20:35:09,335 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=6, Invalid=5, Unknown=1, NotChecked=0, Total=12 [2024-11-07 20:35:09,335 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 23 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:09,335 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 164 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:09,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-07 20:35:09,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 100. [2024-11-07 20:35:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 92 states have internal predecessors, (98), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 108 transitions. [2024-11-07 20:35:09,349 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 108 transitions. Word has length 31 [2024-11-07 20:35:09,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:09,349 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 108 transitions. [2024-11-07 20:35:09,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 108 transitions. [2024-11-07 20:35:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-07 20:35:09,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:09,350 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:09,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-07 20:35:09,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:09,552 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:09,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:09,553 INFO L85 PathProgramCache]: Analyzing trace with hash 927334507, now seen corresponding path program 1 times [2024-11-07 20:35:09,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:09,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459126681] [2024-11-07 20:35:09,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:09,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:09,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1383734102] [2024-11-07 20:35:09,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:09,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:09,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:09,585 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:09,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-07 20:35:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:09,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 20:35:09,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:09,919 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:10,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:10,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:10,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459126681] [2024-11-07 20:35:10,023 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:10,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383734102] [2024-11-07 20:35:10,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1383734102] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:10,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:10,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-07 20:35:10,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602762098] [2024-11-07 20:35:10,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:10,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:35:10,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:10,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:35:10,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:10,025 INFO L87 Difference]: Start difference. First operand 100 states and 108 transitions. Second operand has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:14,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-07 20:35:14,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:14,772 INFO L93 Difference]: Finished difference Result 105 states and 111 transitions. [2024-11-07 20:35:14,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 20:35:14,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 32 [2024-11-07 20:35:14,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:14,774 INFO L225 Difference]: With dead ends: 105 [2024-11-07 20:35:14,774 INFO L226 Difference]: Without dead ends: 103 [2024-11-07 20:35:14,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:35:14,775 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 69 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:14,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 76 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-07 20:35:14,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-07 20:35:14,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2024-11-07 20:35:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 69 states have (on average 1.391304347826087) internal successors, (96), 91 states have internal predecessors, (96), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 106 transitions. [2024-11-07 20:35:14,784 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 106 transitions. Word has length 32 [2024-11-07 20:35:14,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:14,784 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 106 transitions. [2024-11-07 20:35:14,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.666666666666667) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 20:35:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2024-11-07 20:35:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-07 20:35:14,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:14,785 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:14,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-07 20:35:14,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-07 20:35:14,986 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:14,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:14,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1317401284, now seen corresponding path program 1 times [2024-11-07 20:35:14,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:14,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231914470] [2024-11-07 20:35:14,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:14,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:15,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [729395425] [2024-11-07 20:35:15,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:15,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:15,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:15,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:15,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-07 20:35:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:15,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 20:35:15,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:15,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:15,394 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:16,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:16,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231914470] [2024-11-07 20:35:16,078 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:16,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729395425] [2024-11-07 20:35:16,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729395425] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:16,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:16,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-07 20:35:16,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225578311] [2024-11-07 20:35:16,079 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:16,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 20:35:16,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:16,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 20:35:16,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-07 20:35:16,080 INFO L87 Difference]: Start difference. First operand 99 states and 106 transitions. Second operand has 9 states, 8 states have (on average 3.0) internal successors, (24), 9 states have internal predecessors, (24), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:16,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:16,343 INFO L93 Difference]: Finished difference Result 109 states and 112 transitions. [2024-11-07 20:35:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 20:35:16,344 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.0) internal successors, (24), 9 states have internal predecessors, (24), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 33 [2024-11-07 20:35:16,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:16,344 INFO L225 Difference]: With dead ends: 109 [2024-11-07 20:35:16,344 INFO L226 Difference]: Without dead ends: 95 [2024-11-07 20:35:16,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-07 20:35:16,345 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 97 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:16,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 103 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:16,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-07 20:35:16,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2024-11-07 20:35:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 85 states have internal predecessors, (88), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:16,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 98 transitions. [2024-11-07 20:35:16,359 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 98 transitions. Word has length 33 [2024-11-07 20:35:16,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:16,360 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 98 transitions. [2024-11-07 20:35:16,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.0) internal successors, (24), 9 states have internal predecessors, (24), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:35:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2024-11-07 20:35:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-07 20:35:16,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:16,361 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:16,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-07 20:35:16,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:16,561 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:16,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:16,562 INFO L85 PathProgramCache]: Analyzing trace with hash -735236629, now seen corresponding path program 1 times [2024-11-07 20:35:16,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:16,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492831180] [2024-11-07 20:35:16,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:16,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 20:35:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 20:35:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 20:35:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 20:35:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:16,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:16,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492831180] [2024-11-07 20:35:16,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492831180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:35:16,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:35:16,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 20:35:16,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57081062] [2024-11-07 20:35:16,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:16,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 20:35:16,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:16,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 20:35:16,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:35:16,695 INFO L87 Difference]: Start difference. First operand 93 states and 98 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 20:35:16,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:16,711 INFO L93 Difference]: Finished difference Result 95 states and 98 transitions. [2024-11-07 20:35:16,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 20:35:16,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 40 [2024-11-07 20:35:16,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:16,713 INFO L225 Difference]: With dead ends: 95 [2024-11-07 20:35:16,713 INFO L226 Difference]: Without dead ends: 93 [2024-11-07 20:35:16,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:35:16,713 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 1 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:16,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 135 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:35:16,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-07 20:35:16,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-07 20:35:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 85 states have internal predecessors, (86), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 96 transitions. [2024-11-07 20:35:16,719 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 96 transitions. Word has length 40 [2024-11-07 20:35:16,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:16,719 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 96 transitions. [2024-11-07 20:35:16,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 20:35:16,720 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2024-11-07 20:35:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-07 20:35:16,720 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:16,720 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:16,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 20:35:16,721 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:16,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:16,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1815835607, now seen corresponding path program 1 times [2024-11-07 20:35:16,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:16,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81920880] [2024-11-07 20:35:16,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:16,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:16,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [67193580] [2024-11-07 20:35:16,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:16,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:16,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:16,748 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:16,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-07 20:35:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:16,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-07 20:35:16,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:17,125 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:17,125 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:17,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:17,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81920880] [2024-11-07 20:35:17,554 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:17,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67193580] [2024-11-07 20:35:17,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [67193580] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:17,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:17,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-07 20:35:17,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325747195] [2024-11-07 20:35:17,554 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:17,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 20:35:17,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:17,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 20:35:17,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:17,555 INFO L87 Difference]: Start difference. First operand 93 states and 96 transitions. Second operand has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 8 states have internal predecessors, (39), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:17,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:17,857 INFO L93 Difference]: Finished difference Result 132 states and 147 transitions. [2024-11-07 20:35:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 20:35:17,857 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 8 states have internal predecessors, (39), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 50 [2024-11-07 20:35:17,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:17,859 INFO L225 Difference]: With dead ends: 132 [2024-11-07 20:35:17,859 INFO L226 Difference]: Without dead ends: 128 [2024-11-07 20:35:17,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:35:17,860 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 172 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:17,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 131 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 20:35:17,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-07 20:35:17,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 114. [2024-11-07 20:35:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 83 states have (on average 1.4096385542168675) internal successors, (117), 105 states have internal predecessors, (117), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:17,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 129 transitions. [2024-11-07 20:35:17,871 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 129 transitions. Word has length 50 [2024-11-07 20:35:17,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:17,872 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 129 transitions. [2024-11-07 20:35:17,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.571428571428571) internal successors, (39), 8 states have internal predecessors, (39), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:17,873 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 129 transitions. [2024-11-07 20:35:17,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-07 20:35:17,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:17,874 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:17,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-07 20:35:18,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:18,074 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:18,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:18,075 INFO L85 PathProgramCache]: Analyzing trace with hash -456328912, now seen corresponding path program 1 times [2024-11-07 20:35:18,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:18,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011728697] [2024-11-07 20:35:18,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:18,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:18,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471235230] [2024-11-07 20:35:18,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:18,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:18,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:18,103 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:18,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-07 20:35:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:18,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 20:35:18,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:18,281 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:18,281 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:18,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:18,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011728697] [2024-11-07 20:35:18,442 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:18,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471235230] [2024-11-07 20:35:18,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471235230] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:18,442 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:18,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2024-11-07 20:35:18,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452159873] [2024-11-07 20:35:18,442 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:18,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:18,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:18,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:18,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:18,443 INFO L87 Difference]: Start difference. First operand 114 states and 129 transitions. Second operand has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 20:35:18,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:18,640 INFO L93 Difference]: Finished difference Result 114 states and 129 transitions. [2024-11-07 20:35:18,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:35:18,641 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 51 [2024-11-07 20:35:18,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:18,642 INFO L225 Difference]: With dead ends: 114 [2024-11-07 20:35:18,642 INFO L226 Difference]: Without dead ends: 112 [2024-11-07 20:35:18,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:35:18,643 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 30 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:18,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 155 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:18,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-07 20:35:18,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-07 20:35:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 83 states have (on average 1.3734939759036144) internal successors, (114), 103 states have internal predecessors, (114), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 126 transitions. [2024-11-07 20:35:18,654 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 126 transitions. Word has length 51 [2024-11-07 20:35:18,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:18,654 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 126 transitions. [2024-11-07 20:35:18,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 20:35:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2024-11-07 20:35:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-07 20:35:18,655 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:18,655 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:18,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-07 20:35:18,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:18,856 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:18,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:18,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1261294325, now seen corresponding path program 1 times [2024-11-07 20:35:18,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:18,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118221032] [2024-11-07 20:35:18,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:18,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:18,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1439015511] [2024-11-07 20:35:18,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:18,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:18,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:18,879 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:18,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-07 20:35:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:18,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 20:35:18,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:19,546 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:20,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:20,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118221032] [2024-11-07 20:35:20,076 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:20,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439015511] [2024-11-07 20:35:20,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439015511] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:20,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:20,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2024-11-07 20:35:20,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444488546] [2024-11-07 20:35:20,077 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:20,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-07 20:35:20,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:20,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-07 20:35:20,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2024-11-07 20:35:20,078 INFO L87 Difference]: Start difference. First operand 112 states and 126 transitions. Second operand has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 13 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:20,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:20,494 INFO L93 Difference]: Finished difference Result 112 states and 126 transitions. [2024-11-07 20:35:20,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 20:35:20,494 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 13 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 52 [2024-11-07 20:35:20,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:20,495 INFO L225 Difference]: With dead ends: 112 [2024-11-07 20:35:20,495 INFO L226 Difference]: Without dead ends: 104 [2024-11-07 20:35:20,496 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2024-11-07 20:35:20,496 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 127 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:20,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 148 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 20:35:20,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-07 20:35:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 102. [2024-11-07 20:35:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 81 states have (on average 1.2469135802469136) internal successors, (101), 93 states have internal predecessors, (101), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:20,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 113 transitions. [2024-11-07 20:35:20,504 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 113 transitions. Word has length 52 [2024-11-07 20:35:20,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:20,504 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 113 transitions. [2024-11-07 20:35:20,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 13 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 113 transitions. [2024-11-07 20:35:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-07 20:35:20,505 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:20,505 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:20,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-07 20:35:20,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:20,706 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:20,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:20,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1449697268, now seen corresponding path program 1 times [2024-11-07 20:35:20,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:20,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814955427] [2024-11-07 20:35:20,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:20,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:20,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1278724784] [2024-11-07 20:35:20,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:20,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:20,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:20,732 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:20,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-07 20:35:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:20,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-07 20:35:20,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:21,203 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:21,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:21,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814955427] [2024-11-07 20:35:21,313 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:21,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278724784] [2024-11-07 20:35:21,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278724784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:21,313 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:21,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-07 20:35:21,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775134091] [2024-11-07 20:35:21,314 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:21,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 20:35:21,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:21,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 20:35:21,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:35:21,315 INFO L87 Difference]: Start difference. First operand 102 states and 113 transitions. Second operand has 9 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:21,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:21,637 INFO L93 Difference]: Finished difference Result 102 states and 113 transitions. [2024-11-07 20:35:21,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 20:35:21,638 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 55 [2024-11-07 20:35:21,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:21,639 INFO L225 Difference]: With dead ends: 102 [2024-11-07 20:35:21,639 INFO L226 Difference]: Without dead ends: 99 [2024-11-07 20:35:21,639 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-07 20:35:21,640 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 81 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:21,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 111 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 20:35:21,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-07 20:35:21,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-07 20:35:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 81 states have (on average 1.1975308641975309) internal successors, (97), 90 states have internal predecessors, (97), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:21,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 109 transitions. [2024-11-07 20:35:21,646 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 109 transitions. Word has length 55 [2024-11-07 20:35:21,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:21,646 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 109 transitions. [2024-11-07 20:35:21,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 5.5) internal successors, (44), 9 states have internal predecessors, (44), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2024-11-07 20:35:21,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-07 20:35:21,647 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:21,647 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:21,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-07 20:35:21,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-07 20:35:21,848 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:21,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:21,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1990942415, now seen corresponding path program 1 times [2024-11-07 20:35:21,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:21,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978145335] [2024-11-07 20:35:21,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:21,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:21,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612828585] [2024-11-07 20:35:21,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:21,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:21,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:21,870 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:21,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-07 20:35:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:21,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-07 20:35:21,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:22,423 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:22,423 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:28,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:28,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978145335] [2024-11-07 20:35:28,672 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:28,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612828585] [2024-11-07 20:35:28,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612828585] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:28,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:28,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-07 20:35:28,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897860536] [2024-11-07 20:35:28,673 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:28,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 20:35:28,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:28,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 20:35:28,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=278, Unknown=1, NotChecked=0, Total=342 [2024-11-07 20:35:28,674 INFO L87 Difference]: Start difference. First operand 99 states and 109 transitions. Second operand has 12 states, 11 states have (on average 4.090909090909091) internal successors, (45), 12 states have internal predecessors, (45), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:29,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:29,136 INFO L93 Difference]: Finished difference Result 116 states and 123 transitions. [2024-11-07 20:35:29,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 20:35:29,136 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 4.090909090909091) internal successors, (45), 12 states have internal predecessors, (45), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 56 [2024-11-07 20:35:29,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:29,137 INFO L225 Difference]: With dead ends: 116 [2024-11-07 20:35:29,137 INFO L226 Difference]: Without dead ends: 113 [2024-11-07 20:35:29,138 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=99, Invalid=362, Unknown=1, NotChecked=0, Total=462 [2024-11-07 20:35:29,138 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 115 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:29,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 190 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 20:35:29,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-07 20:35:29,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2024-11-07 20:35:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 91 states have (on average 1.164835164835165) internal successors, (106), 100 states have internal predecessors, (106), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 118 transitions. [2024-11-07 20:35:29,149 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 118 transitions. Word has length 56 [2024-11-07 20:35:29,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:29,149 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 118 transitions. [2024-11-07 20:35:29,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 4.090909090909091) internal successors, (45), 12 states have internal predecessors, (45), 4 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:35:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 118 transitions. [2024-11-07 20:35:29,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-07 20:35:29,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:29,151 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:29,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-07 20:35:29,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:29,352 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:29,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:29,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1589672790, now seen corresponding path program 1 times [2024-11-07 20:35:29,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:29,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705354062] [2024-11-07 20:35:29,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:29,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:29,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1189392589] [2024-11-07 20:35:29,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:29,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:29,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:29,367 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:29,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-07 20:35:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:29,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-07 20:35:29,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:29,781 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:30,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:30,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705354062] [2024-11-07 20:35:30,619 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:30,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189392589] [2024-11-07 20:35:30,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189392589] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:30,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:30,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-11-07 20:35:30,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419726628] [2024-11-07 20:35:30,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:30,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:30,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:30,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:30,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-07 20:35:30,620 INFO L87 Difference]: Start difference. First operand 109 states and 118 transitions. Second operand has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 20:35:32,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:32,316 INFO L93 Difference]: Finished difference Result 109 states and 118 transitions. [2024-11-07 20:35:32,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:35:32,316 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 57 [2024-11-07 20:35:32,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:32,317 INFO L225 Difference]: With dead ends: 109 [2024-11-07 20:35:32,317 INFO L226 Difference]: Without dead ends: 108 [2024-11-07 20:35:32,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2024-11-07 20:35:32,318 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 31 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:32,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 122 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 20:35:32,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-07 20:35:32,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-07 20:35:32,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.1428571428571428) internal successors, (104), 99 states have internal predecessors, (104), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:32,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 116 transitions. [2024-11-07 20:35:32,324 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 116 transitions. Word has length 57 [2024-11-07 20:35:32,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:32,324 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 116 transitions. [2024-11-07 20:35:32,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 20:35:32,324 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 116 transitions. [2024-11-07 20:35:32,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-07 20:35:32,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:32,324 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:32,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-07 20:35:32,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:32,525 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:32,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:32,525 INFO L85 PathProgramCache]: Analyzing trace with hash 2035216305, now seen corresponding path program 1 times [2024-11-07 20:35:32,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:32,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206138688] [2024-11-07 20:35:32,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:32,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:32,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1729733077] [2024-11-07 20:35:32,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:32,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:32,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:32,540 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:32,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-07 20:35:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:32,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-07 20:35:32,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:32,932 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-07 20:35:32,933 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:35:33,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:33,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206138688] [2024-11-07 20:35:33,618 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:33,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729733077] [2024-11-07 20:35:33,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729733077] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:33,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:33,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-11-07 20:35:33,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791683444] [2024-11-07 20:35:33,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:33,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:33,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:33,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:33,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-07 20:35:33,619 INFO L87 Difference]: Start difference. First operand 108 states and 116 transitions. Second operand has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 20:35:34,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:34,858 INFO L93 Difference]: Finished difference Result 108 states and 116 transitions. [2024-11-07 20:35:34,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:35:34,859 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 58 [2024-11-07 20:35:34,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:34,859 INFO L225 Difference]: With dead ends: 108 [2024-11-07 20:35:34,859 INFO L226 Difference]: Without dead ends: 96 [2024-11-07 20:35:34,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2024-11-07 20:35:34,860 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 30 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:34,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 158 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-07 20:35:34,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-07 20:35:34,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-07 20:35:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 81 states have (on average 1.1111111111111112) internal successors, (90), 87 states have internal predecessors, (90), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:34,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 102 transitions. [2024-11-07 20:35:34,867 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 102 transitions. Word has length 58 [2024-11-07 20:35:34,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:34,867 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 102 transitions. [2024-11-07 20:35:34,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.333333333333333) internal successors, (44), 7 states have internal predecessors, (44), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 20:35:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2024-11-07 20:35:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-07 20:35:34,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:34,868 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:34,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-07 20:35:35,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-07 20:35:35,069 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:35,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:35,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1721791018, now seen corresponding path program 1 times [2024-11-07 20:35:35,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:35,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295478936] [2024-11-07 20:35:35,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:35,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 20:35:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 20:35:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 20:35:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 20:35:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-07 20:35:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 20:35:35,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:35,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295478936] [2024-11-07 20:35:35,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295478936] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:35,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882853793] [2024-11-07 20:35:35,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:35,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:35,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:35,176 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:35,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-07 20:35:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:35:35,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 20:35:35,269 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:35:35,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882853793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:35:35,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:35,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-07 20:35:35,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038673498] [2024-11-07 20:35:35,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:35:35,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:35:35,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:35,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:35:35,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 20:35:35,270 INFO L87 Difference]: Start difference. First operand 96 states and 102 transitions. Second operand has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-07 20:35:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:35,291 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2024-11-07 20:35:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:35:35,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 65 [2024-11-07 20:35:35,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:35,292 INFO L225 Difference]: With dead ends: 96 [2024-11-07 20:35:35,292 INFO L226 Difference]: Without dead ends: 95 [2024-11-07 20:35:35,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 20:35:35,293 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 5 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:35,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 126 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:35:35,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-07 20:35:35,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-07 20:35:35,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 81 states have (on average 1.0864197530864197) internal successors, (88), 86 states have internal predecessors, (88), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-07 20:35:35,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2024-11-07 20:35:35,304 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 100 transitions. Word has length 65 [2024-11-07 20:35:35,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:35,305 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 100 transitions. [2024-11-07 20:35:35,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-07 20:35:35,305 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2024-11-07 20:35:35,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-07 20:35:35,305 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:35,306 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:35,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-07 20:35:35,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-07 20:35:35,506 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:35,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:35,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1835913925, now seen corresponding path program 1 times [2024-11-07 20:35:35,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:35,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144559630] [2024-11-07 20:35:35,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:35,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 20:35:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 20:35:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 20:35:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 20:35:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-07 20:35:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,587 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 20:35:35,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:35,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144559630] [2024-11-07 20:35:35,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144559630] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:35,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973468661] [2024-11-07 20:35:35,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:35,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:35,590 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:35,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-07 20:35:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:35:35,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:35:35,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 20:35:35,685 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 20:35:35,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973468661] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:35:35,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:35:35,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-07 20:35:35,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224638124] [2024-11-07 20:35:35,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:35,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:35:35,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:35,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:35:35,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-07 20:35:35,748 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. Second operand has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 6 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2024-11-07 20:35:35,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:35,789 INFO L93 Difference]: Finished difference Result 138 states and 148 transitions. [2024-11-07 20:35:35,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:35:35,790 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 6 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 66 [2024-11-07 20:35:35,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:35,791 INFO L225 Difference]: With dead ends: 138 [2024-11-07 20:35:35,791 INFO L226 Difference]: Without dead ends: 137 [2024-11-07 20:35:35,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-07 20:35:35,792 INFO L432 NwaCegarLoop]: 51 mSDtfsCounter, 12 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:35,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 251 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:35:35,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2024-11-07 20:35:35,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 131. [2024-11-07 20:35:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 115 states have (on average 1.1217391304347826) internal successors, (129), 120 states have internal predecessors, (129), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 20:35:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 145 transitions. [2024-11-07 20:35:35,804 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 145 transitions. Word has length 66 [2024-11-07 20:35:35,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:35,804 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 145 transitions. [2024-11-07 20:35:35,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.833333333333332) internal successors, (101), 7 states have internal predecessors, (101), 6 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2024-11-07 20:35:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 145 transitions. [2024-11-07 20:35:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-07 20:35:35,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:35,806 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:35,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-07 20:35:36,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-07 20:35:36,011 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:36,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:36,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1900264876, now seen corresponding path program 2 times [2024-11-07 20:35:36,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:36,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231807269] [2024-11-07 20:35:36,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:36,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:36,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1165126159] [2024-11-07 20:35:36,024 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:35:36,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:36,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:36,026 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:36,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-07 20:35:36,128 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 20:35:36,129 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:35:36,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 20:35:36,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-07 20:35:36,544 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:37,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:37,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231807269] [2024-11-07 20:35:37,059 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:37,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1165126159] [2024-11-07 20:35:37,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1165126159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:37,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:37,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-07 20:35:37,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812454451] [2024-11-07 20:35:37,059 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:37,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 20:35:37,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:37,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 20:35:37,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:35:37,060 INFO L87 Difference]: Start difference. First operand 131 states and 145 transitions. Second operand has 9 states, 8 states have (on average 7.375) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:37,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:35:37,302 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2024-11-07 20:35:37,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 20:35:37,303 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.375) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Word has length 75 [2024-11-07 20:35:37,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:35:37,304 INFO L225 Difference]: With dead ends: 143 [2024-11-07 20:35:37,304 INFO L226 Difference]: Without dead ends: 141 [2024-11-07 20:35:37,304 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-07 20:35:37,305 INFO L432 NwaCegarLoop]: 33 mSDtfsCounter, 87 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:35:37,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 182 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:35:37,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-07 20:35:37,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 131. [2024-11-07 20:35:37,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 115 states have (on average 1.1043478260869566) internal successors, (127), 120 states have internal predecessors, (127), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 20:35:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2024-11-07 20:35:37,314 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 75 [2024-11-07 20:35:37,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:35:37,315 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2024-11-07 20:35:37,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.375) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2024-11-07 20:35:37,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-07 20:35:37,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:35:37,315 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:35:37,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-07 20:35:37,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-07 20:35:37,516 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 27 more)] === [2024-11-07 20:35:37,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:35:37,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1389459270, now seen corresponding path program 2 times [2024-11-07 20:35:37,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:35:37,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54964221] [2024-11-07 20:35:37,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:35:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:35:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:35:37,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2045920338] [2024-11-07 20:35:37,529 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:35:37,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:35:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:35:37,532 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:35:37,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-07 20:35:37,589 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 20:35:37,590 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:35:37,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-07 20:35:37,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:35:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 20:35:47,932 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:35:48,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:35:48,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54964221] [2024-11-07 20:35:48,300 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:35:48,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045920338] [2024-11-07 20:35:48,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045920338] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:35:48,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:35:48,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2024-11-07 20:35:48,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474771929] [2024-11-07 20:35:48,300 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-07 20:35:48,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-07 20:35:48,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:35:48,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-07 20:35:48,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=217, Unknown=4, NotChecked=0, Total=272 [2024-11-07 20:35:48,301 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand has 14 states, 13 states have (on average 5.230769230769231) internal successors, (68), 14 states have internal predecessors, (68), 5 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:35:52,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:35:57,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:01,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:09,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:13,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:17,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:21,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:25,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:29,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:33,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-07 20:36:41,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0]