./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/hardness-nfm22/hardness_codestructure_steplocals_file-35.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '57c3b59e617031810541c352683e22355f7d2bb210fb0588faea84e9b25c6bba'] 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/hardness-nfm22/hardness_codestructure_steplocals_file-35.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c3b59e617031810541c352683e22355f7d2bb210fb0588faea84e9b25c6bba --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 04:19:56,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 04:19:56,505 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 04:19:56,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 04:19:56,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 04:19:56,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 04:19:56,544 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 04:19:56,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 04:19:56,545 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 04:19:56,546 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 04:19:56,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 04:19:56,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 04:19:56,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 04:19:56,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 04:19:56,547 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 04:19:56,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 04:19:56,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 04:19:56,549 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 04:19:56,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 04:19:56,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 04:19:56,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 04:19:56,549 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 04:19:56,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 04:19:56,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 04:19:56,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 04:19:56,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:19:56,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 04:19:56,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 04:19:56,551 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 ! call(reach_error())) ) 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 -> 57c3b59e617031810541c352683e22355f7d2bb210fb0588faea84e9b25c6bba [2024-11-07 04:19:56,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 04:19:56,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 04:19:56,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 04:19:56,874 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 04:19:56,875 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 04:19:56,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i [2024-11-07 04:19:58,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 04:19:58,482 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 04:19:58,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i [2024-11-07 04:19:58,497 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a7d63f9a4/d3b1138e73cc4c94927e0e160804db4d/FLAG96404ab90 [2024-11-07 04:19:58,518 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a7d63f9a4/d3b1138e73cc4c94927e0e160804db4d [2024-11-07 04:19:58,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 04:19:58,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 04:19:58,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 04:19:58,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 04:19:58,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 04:19:58,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5067e890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58, skipping insertion in model container [2024-11-07 04:19:58,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 04:19:58,689 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i[917,930] [2024-11-07 04:19:58,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:19:58,791 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 04:19:58,801 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i[917,930] [2024-11-07 04:19:58,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:19:58,843 INFO L204 MainTranslator]: Completed translation [2024-11-07 04:19:58,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58 WrapperNode [2024-11-07 04:19:58,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 04:19:58,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 04:19:58,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 04:19:58,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 04:19:58,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,896 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-07 04:19:58,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 04:19:58,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 04:19:58,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 04:19:58,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 04:19:58,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,908 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,923 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 04:19:58,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 04:19:58,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 04:19:58,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 04:19:58,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 04:19:58,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (1/1) ... [2024-11-07 04:19:58,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:19:58,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:19:58,985 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 04:19:58,988 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 04:19:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 04:19:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 04:19:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 04:19:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 04:19:59,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 04:19:59,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 04:19:59,110 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 04:19:59,112 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 04:19:59,498 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-07 04:19:59,498 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 04:19:59,511 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 04:19:59,512 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 04:19:59,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:19:59 BoogieIcfgContainer [2024-11-07 04:19:59,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 04:19:59,514 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 04:19:59,514 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 04:19:59,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 04:19:59,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:19:58" (1/3) ... [2024-11-07 04:19:59,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25255668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:19:59, skipping insertion in model container [2024-11-07 04:19:59,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:19:58" (2/3) ... [2024-11-07 04:19:59,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25255668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:19:59, skipping insertion in model container [2024-11-07 04:19:59,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:19:59" (3/3) ... [2024-11-07 04:19:59,522 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-35.i [2024-11-07 04:19:59,537 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 04:19:59,538 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 04:19:59,609 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 04:19:59,632 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;@445c7d30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 04:19:59,632 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 04:19:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 53 states have (on average 1.320754716981132) internal successors, (70), 54 states have internal predecessors, (70), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-07 04:19:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-07 04:19:59,651 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:19:59,652 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:19:59,653 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:19:59,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:19:59,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1854282967, now seen corresponding path program 1 times [2024-11-07 04:19:59,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:19:59,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056235060] [2024-11-07 04:19:59,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:19:59,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:19:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:19:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:19:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:19:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:19:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:19:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:19:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:19:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:19:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:19:59,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:19:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:20:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:20:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:20:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:20:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 04:20:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 04:20:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 04:20:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 04:20:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 04:20:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 04:20:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 04:20:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 04:20:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-07 04:20:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 04:20:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 04:20:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 04:20:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 04:20:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 04:20:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-07 04:20:00,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:20:00,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056235060] [2024-11-07 04:20:00,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056235060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:20:00,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:20:00,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 04:20:00,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924352936] [2024-11-07 04:20:00,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:20:00,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 04:20:00,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:20:00,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 04:20:00,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 04:20:00,184 INFO L87 Difference]: Start difference. First operand has 83 states, 53 states have (on average 1.320754716981132) internal successors, (70), 54 states have internal predecessors, (70), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-07 04:20:00,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:00,215 INFO L93 Difference]: Finished difference Result 159 states and 269 transitions. [2024-11-07 04:20:00,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 04:20:00,218 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2024-11-07 04:20:00,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:00,226 INFO L225 Difference]: With dead ends: 159 [2024-11-07 04:20:00,226 INFO L226 Difference]: Without dead ends: 79 [2024-11-07 04:20:00,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 04:20:00,235 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:00,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:20:00,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-07 04:20:00,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-07 04:20:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 50 states have (on average 1.26) internal successors, (63), 50 states have internal predecessors, (63), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-07 04:20:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 117 transitions. [2024-11-07 04:20:00,294 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 117 transitions. Word has length 175 [2024-11-07 04:20:00,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:00,296 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 117 transitions. [2024-11-07 04:20:00,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-07 04:20:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2024-11-07 04:20:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-07 04:20:00,299 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:00,299 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:00,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 04:20:00,300 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:00,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:00,302 INFO L85 PathProgramCache]: Analyzing trace with hash -112057507, now seen corresponding path program 1 times [2024-11-07 04:20:00,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:20:00,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111107674] [2024-11-07 04:20:00,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:00,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:20:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:20:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:20:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:20:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:20:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:20:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:20:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:20:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:20:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:20:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:20:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:20:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:20:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:20:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 04:20:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 04:20:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 04:20:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 04:20:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 04:20:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 04:20:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 04:20:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 04:20:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-07 04:20:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 04:20:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:00,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 04:20:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:01,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 04:20:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:01,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 04:20:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 04:20:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-07 04:20:01,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:20:01,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111107674] [2024-11-07 04:20:01,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111107674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:20:01,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:20:01,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 04:20:01,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064987698] [2024-11-07 04:20:01,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:20:01,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 04:20:01,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:20:01,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 04:20:01,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 04:20:01,040 INFO L87 Difference]: Start difference. First operand 79 states and 117 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:01,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:01,318 INFO L93 Difference]: Finished difference Result 205 states and 303 transitions. [2024-11-07 04:20:01,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 04:20:01,319 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2024-11-07 04:20:01,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:01,324 INFO L225 Difference]: With dead ends: 205 [2024-11-07 04:20:01,326 INFO L226 Difference]: Without dead ends: 129 [2024-11-07 04:20:01,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 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 04:20:01,328 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 72 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:01,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 256 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 04:20:01,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-07 04:20:01,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 126. [2024-11-07 04:20:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 83 states have internal predecessors, (104), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-07 04:20:01,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 186 transitions. [2024-11-07 04:20:01,363 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 186 transitions. Word has length 175 [2024-11-07 04:20:01,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:01,364 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 186 transitions. [2024-11-07 04:20:01,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 186 transitions. [2024-11-07 04:20:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-07 04:20:01,370 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:01,370 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:01,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 04:20:01,371 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:01,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:01,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1123174757, now seen corresponding path program 1 times [2024-11-07 04:20:01,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:20:01,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198825848] [2024-11-07 04:20:01,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:01,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:20:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:20:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:20:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:20:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:20:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:20:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:20:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:20:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:20:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:20:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:20:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:20:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:20:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:20:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 04:20:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 04:20:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 04:20:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 04:20:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 04:20:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 04:20:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 04:20:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 04:20:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-07 04:20:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 04:20:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 04:20:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 04:20:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 04:20:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 04:20:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-07 04:20:04,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:20:04,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198825848] [2024-11-07 04:20:04,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198825848] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 04:20:04,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271970932] [2024-11-07 04:20:04,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:04,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:04,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:20:04,195 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 04:20:04,196 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 04:20:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:04,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-07 04:20:04,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 04:20:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-07 04:20:05,760 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 04:20:05,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271970932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:20:05,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 04:20:05,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2024-11-07 04:20:05,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183239174] [2024-11-07 04:20:05,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:20:05,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 04:20:05,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:20:05,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 04:20:05,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2024-11-07 04:20:05,764 INFO L87 Difference]: Start difference. First operand 126 states and 186 transitions. Second operand has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:06,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:06,290 INFO L93 Difference]: Finished difference Result 341 states and 495 transitions. [2024-11-07 04:20:06,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 04:20:06,291 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2024-11-07 04:20:06,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:06,315 INFO L225 Difference]: With dead ends: 341 [2024-11-07 04:20:06,315 INFO L226 Difference]: Without dead ends: 218 [2024-11-07 04:20:06,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 224 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2024-11-07 04:20:06,317 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 80 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:06,317 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 684 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 04:20:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-07 04:20:06,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 140. [2024-11-07 04:20:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 97 states have internal predecessors, (124), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-07 04:20:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 206 transitions. [2024-11-07 04:20:06,344 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 206 transitions. Word has length 175 [2024-11-07 04:20:06,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:06,347 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 206 transitions. [2024-11-07 04:20:06,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:06,348 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2024-11-07 04:20:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-07 04:20:06,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:06,353 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:06,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-07 04:20:06,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:06,555 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:06,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:06,556 INFO L85 PathProgramCache]: Analyzing trace with hash 870969949, now seen corresponding path program 1 times [2024-11-07 04:20:06,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:20:06,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548798209] [2024-11-07 04:20:06,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:06,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:20:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:20:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:20:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:20:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:20:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:20:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:20:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:20:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:20:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:20:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:20:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:20:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:20:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:20:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 04:20:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 04:20:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 04:20:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 04:20:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 04:20:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 04:20:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 04:20:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 04:20:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-07 04:20:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 04:20:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 04:20:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 04:20:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 04:20:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 04:20:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-07 04:20:08,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:20:08,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548798209] [2024-11-07 04:20:08,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548798209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 04:20:08,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604084100] [2024-11-07 04:20:08,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:08,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:08,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:20:08,663 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 04:20:08,665 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 04:20:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:08,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-07 04:20:08,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 04:20:09,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 222 proven. 72 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2024-11-07 04:20:09,716 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 04:20:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-07 04:20:10,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1604084100] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 04:20:10,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 04:20:10,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 11] total 21 [2024-11-07 04:20:10,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117917274] [2024-11-07 04:20:10,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 04:20:10,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-07 04:20:10,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:20:10,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-07 04:20:10,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-07 04:20:10,944 INFO L87 Difference]: Start difference. First operand 140 states and 206 transitions. Second operand has 21 states, 21 states have (on average 3.761904761904762) internal successors, (79), 21 states have internal predecessors, (79), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-07 04:20:11,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:11,967 INFO L93 Difference]: Finished difference Result 360 states and 517 transitions. [2024-11-07 04:20:11,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 04:20:11,969 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.761904761904762) internal successors, (79), 21 states have internal predecessors, (79), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 175 [2024-11-07 04:20:11,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:11,971 INFO L225 Difference]: With dead ends: 360 [2024-11-07 04:20:11,973 INFO L226 Difference]: Without dead ends: 223 [2024-11-07 04:20:11,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 393 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2024-11-07 04:20:11,975 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 277 mSDsluCounter, 529 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:11,976 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 631 Invalid, 879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 869 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-07 04:20:11,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-07 04:20:12,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 153. [2024-11-07 04:20:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 107 states have (on average 1.2523364485981308) internal successors, (134), 108 states have internal predecessors, (134), 41 states have call successors, (41), 4 states have call predecessors, (41), 4 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-07 04:20:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 216 transitions. [2024-11-07 04:20:12,011 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 216 transitions. Word has length 175 [2024-11-07 04:20:12,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:12,011 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 216 transitions. [2024-11-07 04:20:12,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.761904761904762) internal successors, (79), 21 states have internal predecessors, (79), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-07 04:20:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 216 transitions. [2024-11-07 04:20:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-07 04:20:12,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:12,016 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:12,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 04:20:12,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:12,217 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:12,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:12,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1814760680, now seen corresponding path program 1 times [2024-11-07 04:20:12,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:20:12,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713866825] [2024-11-07 04:20:12,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:12,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:20:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:20:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:20:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:20:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:20:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:20:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:20:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:20:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:20:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:20:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:20:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:20:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:20:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:20:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 04:20:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 04:20:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 04:20:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 04:20:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 04:20:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 04:20:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 04:20:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 04:20:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-07 04:20:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 04:20:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 04:20:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 04:20:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 04:20:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 04:20:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-07 04:20:12,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:20:12,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713866825] [2024-11-07 04:20:12,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713866825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:20:12,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:20:12,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 04:20:12,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173795169] [2024-11-07 04:20:12,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:20:12,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 04:20:12,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:20:12,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 04:20:12,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 04:20:12,551 INFO L87 Difference]: Start difference. First operand 153 states and 216 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:12,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:12,925 INFO L93 Difference]: Finished difference Result 393 states and 548 transitions. [2024-11-07 04:20:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 04:20:12,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 176 [2024-11-07 04:20:12,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:12,931 INFO L225 Difference]: With dead ends: 393 [2024-11-07 04:20:12,933 INFO L226 Difference]: Without dead ends: 243 [2024-11-07 04:20:12,934 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-07 04:20:12,935 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 132 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:12,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 496 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 04:20:12,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-07 04:20:12,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 116. [2024-11-07 04:20:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 85 states have (on average 1.2588235294117647) internal successors, (107), 85 states have internal predecessors, (107), 27 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-07 04:20:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 161 transitions. [2024-11-07 04:20:12,965 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 161 transitions. Word has length 176 [2024-11-07 04:20:12,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:12,966 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 161 transitions. [2024-11-07 04:20:12,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2024-11-07 04:20:12,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-07 04:20:12,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:12,970 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:12,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 04:20:12,970 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:12,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:12,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1670859990, now seen corresponding path program 1 times [2024-11-07 04:20:12,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:20:12,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806791697] [2024-11-07 04:20:12,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:12,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:20:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 04:20:13,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1524210322] [2024-11-07 04:20:13,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:13,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:13,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:20:13,049 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 04:20:13,050 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 04:20:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 04:20:13,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 04:20:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 04:20:13,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 04:20:13,360 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 04:20:13,361 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 04:20:13,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-07 04:20:13,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 04:20:13,566 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-07 04:20:13,653 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 04:20:13,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:20:13 BoogieIcfgContainer [2024-11-07 04:20:13,656 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 04:20:13,658 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 04:20:13,658 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 04:20:13,658 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 04:20:13,659 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:19:59" (3/4) ... [2024-11-07 04:20:13,661 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 04:20:13,661 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 04:20:13,662 INFO L158 Benchmark]: Toolchain (without parser) took 15136.55ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 91.7MB in the beginning and 130.5MB in the end (delta: -38.8MB). Peak memory consumption was 126.2MB. Max. memory is 16.1GB. [2024-11-07 04:20:13,662 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 04:20:13,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.55ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 77.2MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 04:20:13,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.15ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 04:20:13,663 INFO L158 Benchmark]: Boogie Preprocessor took 52.31ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 71.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 04:20:13,663 INFO L158 Benchmark]: RCFGBuilder took 561.26ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 50.9MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-07 04:20:13,664 INFO L158 Benchmark]: TraceAbstraction took 14142.31ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 50.3MB in the beginning and 130.6MB in the end (delta: -80.4MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2024-11-07 04:20:13,664 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 285.2MB. Free memory was 130.6MB in the beginning and 130.5MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 04:20:13,665 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.55ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 77.2MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.15ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.31ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 71.4MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 561.26ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 50.9MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 14142.31ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 50.3MB in the beginning and 130.6MB in the end (delta: -80.4MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 285.2MB. Free memory was 130.6MB in the beginning and 130.5MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someUnaryFLOAToperation at line 80, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 25; [L28] signed char var_1_7 = 5; [L29] signed char var_1_8 = -5; [L30] double var_1_9 = 999.625; [L31] double var_1_10 = 5.06; [L32] unsigned short int var_1_11 = 5; [L33] signed short int var_1_12 = 2; [L34] signed long int var_1_13 = -256; [L35] double var_1_14 = 127.75; [L36] double var_1_15 = 9.75; [L37] float var_1_16 = 32.8; [L38] float var_1_17 = 32.5; [L39] float var_1_18 = 1.75; [L40] float var_1_19 = 1000000000000000.4; [L41] float var_1_20 = 0.875; [L42] unsigned char var_1_21 = 0; [L43] unsigned char var_1_22 = 0; [L44] signed short int var_1_23 = 64; [L45] signed short int var_1_24 = 25; [L46] signed short int var_1_25 = 0; VAL [isInitial=0, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L144] isInitial = 1 [L145] FCALL initially() [L146] COND TRUE 1 [L147] FCALL updateLastVariables() [L148] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L93] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L94] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L94] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L95] var_1_3 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L96] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L97] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L97] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L98] var_1_4 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L99] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L100] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L100] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L101] var_1_5 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L102] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L103] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L103] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L104] var_1_7 = __VERIFIER_nondet_char() [L105] CALL assume_abort_if_not(var_1_7 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L105] RET assume_abort_if_not(var_1_7 >= -128) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L106] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L106] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=-5, var_1_9=7997/8] [L107] var_1_8 = __VERIFIER_nondet_char() [L108] CALL assume_abort_if_not(var_1_8 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L108] RET assume_abort_if_not(var_1_8 >= -128) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L109] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L109] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0, var_1_9=7997/8] [L110] var_1_9 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L111] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L112] var_1_10 = __VERIFIER_nondet_double() [L113] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L113] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L114] var_1_11 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L116] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L116] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L117] var_1_15 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L118] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L119] var_1_17 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L120] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L121] var_1_18 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L122] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L123] var_1_19 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L124] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L126] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L127] var_1_22 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L128] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L129] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L129] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L130] var_1_24 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L131] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L132] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L132] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L133] var_1_25 = __VERIFIER_nondet_short() [L134] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L134] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L135] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L135] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L148] RET updateVariables() [L149] CALL step() [L50] COND FALSE !(\read(var_1_2)) [L53] var_1_1 = (var_1_3 && var_1_5) VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L55] signed char stepLocal_0 = var_1_7; VAL [isInitial=1, stepLocal_0=0, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L56] COND TRUE stepLocal_0 >= var_1_8 VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=0, var_1_8=0] [L57] COND TRUE (var_1_9 - 1.00000000000025E12) >= var_1_10 [L58] var_1_6 = 200 VAL [isInitial=1, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L65] unsigned short int stepLocal_1 = var_1_6; VAL [isInitial=1, stepLocal_1=200, var_1_11=201, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L66] COND TRUE var_1_11 > stepLocal_1 [L67] var_1_12 = 32 VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L69] signed char stepLocal_2 = var_1_7; VAL [isInitial=1, stepLocal_2=0, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L70] COND FALSE !(var_1_12 == stepLocal_2) VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L75] EXPR var_1_11 >> var_1_8 VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L75] COND TRUE (var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12) [L76] var_1_14 = var_1_15 VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L80] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L81] unsigned short int stepLocal_3 = var_1_6; VAL [isInitial=1, stepLocal_3=200, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L82] COND FALSE !(var_1_11 == stepLocal_3) VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L85] COND TRUE var_1_18 > var_1_9 [L86] var_1_23 = (((((var_1_24 - var_1_25)) > (var_1_7)) ? ((var_1_24 - var_1_25)) : (var_1_7))) VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=0, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L149] RET step() [L150] CALL, EXPR property() [L140] EXPR ((((var_1_2 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((var_1_7 >= var_1_8) ? (((var_1_9 - 1.00000000000025E12) >= var_1_10) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_12 == var_1_7) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((var_1_8 + var_1_12) + (var_1_11 - var_1_6)))) : 1) : 1)) && (((var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=0, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L140-L141] return (((((((var_1_2 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((var_1_7 >= var_1_8) ? (((var_1_9 - 1.00000000000025E12) >= var_1_10) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_12 == var_1_7) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((var_1_8 + var_1_12) + (var_1_11 - var_1_6)))) : 1) : 1)) && (((var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (var_1_7)) ? ((var_1_24 - var_1_25)) : (var_1_7))))) : (var_1_23 == ((signed short int) (var_1_7 + 1)))) ; [L150] RET, EXPR property() [L150] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=0, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_11=201, var_1_12=32, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=0, var_1_24=-1, var_1_25=0, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.0s, OverallIterations: 6, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 563 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 561 mSDsluCounter, 2184 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1588 mSDsCounter, 41 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1617 IncrementalHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 41 mSolverCounterUnsat, 596 mSDtfsCounter, 1617 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 868 GetRequests, 815 SyntacticMatches, 5 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153occurred in iteration=4, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 278 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 1578 NumberOfCodeBlocks, 1578 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1393 ConstructedInterpolants, 0 QuantifiedInterpolants, 6560 SizeOfPredicates, 27 NumberOfNonLiveVariables, 777 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 10944/11232 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-07 04:20:13,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/hardness-nfm22/hardness_codestructure_steplocals_file-35.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c3b59e617031810541c352683e22355f7d2bb210fb0588faea84e9b25c6bba --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 04:20:15,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 04:20:16,084 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 04:20:16,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 04:20:16,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 04:20:16,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 04:20:16,145 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 04:20:16,145 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 04:20:16,145 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 04:20:16,145 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 04:20:16,146 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 04:20:16,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 04:20:16,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 04:20:16,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 04:20:16,147 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 04:20:16,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 04:20:16,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 04:20:16,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 04:20:16,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 04:20:16,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 04:20:16,150 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 04:20:16,150 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 04:20:16,150 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 04:20:16,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:20:16,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 04:20:16,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 04:20:16,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 04:20:16,151 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 04:20:16,152 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 04:20:16,152 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 04:20:16,152 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 04:20:16,152 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 04:20:16,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 04:20:16,152 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 ! call(reach_error())) ) 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 -> 57c3b59e617031810541c352683e22355f7d2bb210fb0588faea84e9b25c6bba [2024-11-07 04:20:16,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 04:20:16,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 04:20:16,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 04:20:16,455 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 04:20:16,455 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 04:20:16,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i [2024-11-07 04:20:17,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 04:20:18,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 04:20:18,119 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i [2024-11-07 04:20:18,130 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a00e5ecac/d413c47f3bb94d218703f4f0230e033e/FLAGccd6792fe [2024-11-07 04:20:18,422 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a00e5ecac/d413c47f3bb94d218703f4f0230e033e [2024-11-07 04:20:18,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 04:20:18,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 04:20:18,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 04:20:18,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 04:20:18,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 04:20:18,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a9746d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18, skipping insertion in model container [2024-11-07 04:20:18,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 04:20:18,603 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i[917,930] [2024-11-07 04:20:18,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:20:18,698 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 04:20:18,710 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-35.i[917,930] [2024-11-07 04:20:18,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:20:18,764 INFO L204 MainTranslator]: Completed translation [2024-11-07 04:20:18,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18 WrapperNode [2024-11-07 04:20:18,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 04:20:18,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 04:20:18,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 04:20:18,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 04:20:18,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,828 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2024-11-07 04:20:18,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 04:20:18,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 04:20:18,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 04:20:18,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 04:20:18,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,854 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,870 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 04:20:18,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 04:20:18,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 04:20:18,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 04:20:18,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 04:20:18,908 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (1/1) ... [2024-11-07 04:20:18,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:20:18,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:20:18,941 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 04:20:18,943 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 04:20:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 04:20:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 04:20:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 04:20:18,965 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 04:20:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 04:20:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 04:20:19,058 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 04:20:19,060 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 04:20:21,190 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-07 04:20:21,191 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 04:20:21,200 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 04:20:21,202 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 04:20:21,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:20:21 BoogieIcfgContainer [2024-11-07 04:20:21,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 04:20:21,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 04:20:21,206 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 04:20:21,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 04:20:21,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:20:18" (1/3) ... [2024-11-07 04:20:21,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66bdead7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:20:21, skipping insertion in model container [2024-11-07 04:20:21,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:20:18" (2/3) ... [2024-11-07 04:20:21,212 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66bdead7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:20:21, skipping insertion in model container [2024-11-07 04:20:21,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:20:21" (3/3) ... [2024-11-07 04:20:21,213 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-35.i [2024-11-07 04:20:21,224 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 04:20:21,225 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 04:20:21,271 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 04:20:21,280 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;@6bdb0e79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 04:20:21,281 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 04:20:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 47 states have internal predecessors, (60), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-07 04:20:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-07 04:20:21,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:21,302 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:21,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:21,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:21,308 INFO L85 PathProgramCache]: Analyzing trace with hash 547792436, now seen corresponding path program 1 times [2024-11-07 04:20:21,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 04:20:21,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929915884] [2024-11-07 04:20:21,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:21,321 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 04:20:21,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 04:20:21,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 04:20:21,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-07 04:20:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:21,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 04:20:21,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 04:20:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-07 04:20:21,855 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 04:20:21,858 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 04:20:21,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929915884] [2024-11-07 04:20:21,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929915884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:20:21,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:20:21,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 04:20:21,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658005768] [2024-11-07 04:20:21,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:20:21,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 04:20:21,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 04:20:21,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 04:20:21,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 04:20:21,885 INFO L87 Difference]: Start difference. First operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 47 states have internal predecessors, (60), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:23,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 04:20:24,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:20:24,154 INFO L93 Difference]: Finished difference Result 188 states and 329 transitions. [2024-11-07 04:20:24,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 04:20:24,156 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 172 [2024-11-07 04:20:24,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:20:24,164 INFO L225 Difference]: With dead ends: 188 [2024-11-07 04:20:24,164 INFO L226 Difference]: Without dead ends: 115 [2024-11-07 04:20:24,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 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 04:20:24,172 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 60 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-07 04:20:24,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 331 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-07 04:20:24,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-07 04:20:24,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 112. [2024-11-07 04:20:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 69 states have internal predecessors, (84), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-07 04:20:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 166 transitions. [2024-11-07 04:20:24,233 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 166 transitions. Word has length 172 [2024-11-07 04:20:24,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:20:24,235 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 166 transitions. [2024-11-07 04:20:24,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-07 04:20:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 166 transitions. [2024-11-07 04:20:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-07 04:20:24,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:20:24,241 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 04:20:24,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-07 04:20:24,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 04:20:24,443 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:20:24,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:20:24,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1248857014, now seen corresponding path program 1 times [2024-11-07 04:20:24,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 04:20:24,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258411771] [2024-11-07 04:20:24,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:20:24,444 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-07 04:20:24,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 04:20:24,446 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-07 04:20:24,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-07 04:20:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:20:24,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-07 04:20:24,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 04:21:02,041 WARN L286 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)