./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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', '64bit', '--witnessprinter.graph.data.programhash', '77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7'] 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 03:01:30,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 03:01:30,582 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 03:01:30,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 03:01:30,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 03:01:30,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 03:01:30,602 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 03:01:30,602 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 03:01:30,602 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 03:01:30,602 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 03:01:30,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 03:01:30,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 03:01:30,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 03:01:30,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 03:01:30,603 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 03:01:30,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 03:01:30,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 03:01:30,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 03:01:30,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 03:01:30,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 03:01:30,608 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 03:01:30,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 03:01:30,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 03:01:30,609 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 [2024-11-07 03:01:30,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 03:01:30,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 03:01:30,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 03:01:30,902 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 03:01:30,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 03:01:30,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:01:32,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 03:01:32,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 03:01:32,621 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:01:32,647 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9fd6928df/74496f6e577243aaa568ffb527f4b2b9/FLAGa3b84a6a1 [2024-11-07 03:01:32,670 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9fd6928df/74496f6e577243aaa568ffb527f4b2b9 [2024-11-07 03:01:32,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 03:01:32,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 03:01:32,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 03:01:32,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 03:01:32,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 03:01:32,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:01:32" (1/1) ... [2024-11-07 03:01:32,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b219a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:32, skipping insertion in model container [2024-11-07 03:01:32,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:01:32" (1/1) ... [2024-11-07 03:01:32,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 03:01:32,894 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-07 03:01:33,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 03:01:33,249 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 03:01:33,263 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-07 03:01:33,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 03:01:33,429 INFO L204 MainTranslator]: Completed translation [2024-11-07 03:01:33,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33 WrapperNode [2024-11-07 03:01:33,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 03:01:33,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 03:01:33,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 03:01:33,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 03:01:33,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:33,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:34,447 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7851 [2024-11-07 03:01:34,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 03:01:34,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 03:01:34,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 03:01:34,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 03:01:34,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:34,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:34,720 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:34,870 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 03:01:34,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:34,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 03:01:35,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 03:01:35,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 03:01:35,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 03:01:35,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (1/1) ... [2024-11-07 03:01:35,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 03:01:35,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 03:01:35,502 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 03:01:35,509 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 03:01:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 03:01:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 03:01:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 03:01:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 03:01:36,207 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 03:01:36,209 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 03:01:45,542 INFO L? ?]: Removed 4445 outVars from TransFormulas that were not future-live. [2024-11-07 03:01:45,542 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 03:01:45,606 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 03:01:45,606 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 03:01:45,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:01:45 BoogieIcfgContainer [2024-11-07 03:01:45,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 03:01:45,611 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 03:01:45,612 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 03:01:45,616 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 03:01:45,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:01:32" (1/3) ... [2024-11-07 03:01:45,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431f7d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:01:45, skipping insertion in model container [2024-11-07 03:01:45,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:33" (2/3) ... [2024-11-07 03:01:45,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431f7d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:01:45, skipping insertion in model container [2024-11-07 03:01:45,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:01:45" (3/3) ... [2024-11-07 03:01:45,619 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:01:45,631 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 03:01:45,631 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 03:01:45,799 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 03:01:45,808 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;@2ee70cfc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 03:01:45,810 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 03:01:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-07 03:01:45,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:45,839 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:45,840 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:45,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:45,843 INFO L85 PathProgramCache]: Analyzing trace with hash -492632420, now seen corresponding path program 1 times [2024-11-07 03:01:45,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:45,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672522244] [2024-11-07 03:01:45,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:45,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:47,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:47,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672522244] [2024-11-07 03:01:47,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672522244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:47,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:47,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 03:01:47,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656765652] [2024-11-07 03:01:47,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:47,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 03:01:47,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:47,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 03:01:47,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:47,162 INFO L87 Difference]: Start difference. First operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:47,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:47,344 INFO L93 Difference]: Finished difference Result 5365 states and 8047 transitions. [2024-11-07 03:01:47,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 03:01:47,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-07 03:01:47,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:47,384 INFO L225 Difference]: With dead ends: 5365 [2024-11-07 03:01:47,384 INFO L226 Difference]: Without dead ends: 2761 [2024-11-07 03:01:47,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:47,411 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 8264 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12399 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:47,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12399 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 03:01:47,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2761 states. [2024-11-07 03:01:47,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2761 to 2761. [2024-11-07 03:01:47,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2761 states, 2760 states have (on average 1.4996376811594203) internal successors, (4139), 2760 states have internal predecessors, (4139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 4139 transitions. [2024-11-07 03:01:47,529 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 4139 transitions. Word has length 141 [2024-11-07 03:01:47,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:47,531 INFO L471 AbstractCegarLoop]: Abstraction has 2761 states and 4139 transitions. [2024-11-07 03:01:47,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 4139 transitions. [2024-11-07 03:01:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-07 03:01:47,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:47,535 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:47,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 03:01:47,536 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:47,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:47,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1909960201, now seen corresponding path program 1 times [2024-11-07 03:01:47,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:47,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758288093] [2024-11-07 03:01:47,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:47,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:47,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:47,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758288093] [2024-11-07 03:01:47,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758288093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:47,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:47,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 03:01:47,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870054825] [2024-11-07 03:01:47,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:47,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 03:01:47,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:47,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 03:01:47,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:47,865 INFO L87 Difference]: Start difference. First operand 2761 states and 4139 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:47,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:47,939 INFO L93 Difference]: Finished difference Result 5366 states and 8045 transitions. [2024-11-07 03:01:47,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 03:01:47,940 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2024-11-07 03:01:47,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:47,951 INFO L225 Difference]: With dead ends: 5366 [2024-11-07 03:01:47,951 INFO L226 Difference]: Without dead ends: 2763 [2024-11-07 03:01:47,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:47,958 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 8260 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12395 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:47,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12395 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 03:01:47,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2763 states. [2024-11-07 03:01:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2763 to 2763. [2024-11-07 03:01:47,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2763 states, 2762 states have (on average 1.499275887038378) internal successors, (4141), 2762 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2763 states and 4141 transitions. [2024-11-07 03:01:48,006 INFO L78 Accepts]: Start accepts. Automaton has 2763 states and 4141 transitions. Word has length 142 [2024-11-07 03:01:48,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:48,007 INFO L471 AbstractCegarLoop]: Abstraction has 2763 states and 4141 transitions. [2024-11-07 03:01:48,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 4141 transitions. [2024-11-07 03:01:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-07 03:01:48,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:48,010 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:48,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 03:01:48,011 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:48,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:48,011 INFO L85 PathProgramCache]: Analyzing trace with hash -2018740971, now seen corresponding path program 1 times [2024-11-07 03:01:48,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:48,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675903219] [2024-11-07 03:01:48,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:48,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:48,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:48,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675903219] [2024-11-07 03:01:48,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675903219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:48,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:48,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 03:01:48,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988908967] [2024-11-07 03:01:48,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:48,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 03:01:48,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:48,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 03:01:48,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:48,339 INFO L87 Difference]: Start difference. First operand 2763 states and 4141 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:48,421 INFO L93 Difference]: Finished difference Result 5374 states and 8055 transitions. [2024-11-07 03:01:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 03:01:48,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2024-11-07 03:01:48,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:48,432 INFO L225 Difference]: With dead ends: 5374 [2024-11-07 03:01:48,432 INFO L226 Difference]: Without dead ends: 2769 [2024-11-07 03:01:48,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:01:48,439 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 4 mSDsluCounter, 8254 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 12389 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:48,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 12389 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 03:01:48,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2769 states. [2024-11-07 03:01:48,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2769 to 2769. [2024-11-07 03:01:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2768 states have (on average 1.4989161849710984) internal successors, (4149), 2768 states have internal predecessors, (4149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4149 transitions. [2024-11-07 03:01:48,501 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4149 transitions. Word has length 143 [2024-11-07 03:01:48,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:48,503 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4149 transitions. [2024-11-07 03:01:48,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4149 transitions. [2024-11-07 03:01:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-07 03:01:48,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:48,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:48,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 03:01:48,507 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:48,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:48,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1397370153, now seen corresponding path program 1 times [2024-11-07 03:01:48,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:48,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750192959] [2024-11-07 03:01:48,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:48,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:48,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:48,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750192959] [2024-11-07 03:01:48,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750192959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:48,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:48,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 03:01:48,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611503664] [2024-11-07 03:01:48,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:48,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 03:01:48,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:48,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 03:01:48,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 03:01:48,792 INFO L87 Difference]: Start difference. First operand 2769 states and 4149 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:48,899 INFO L93 Difference]: Finished difference Result 5384 states and 8067 transitions. [2024-11-07 03:01:48,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 03:01:48,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-07 03:01:48,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:48,908 INFO L225 Difference]: With dead ends: 5384 [2024-11-07 03:01:48,908 INFO L226 Difference]: Without dead ends: 2773 [2024-11-07 03:01:48,911 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 03:01:48,912 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 12371 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16506 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:48,912 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16506 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 03:01:48,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2773 states. [2024-11-07 03:01:48,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2773 to 2769. [2024-11-07 03:01:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2768 states have (on average 1.4989161849710984) internal successors, (4149), 2768 states have internal predecessors, (4149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4149 transitions. [2024-11-07 03:01:48,957 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4149 transitions. Word has length 144 [2024-11-07 03:01:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:48,958 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4149 transitions. [2024-11-07 03:01:48,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:48,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4149 transitions. [2024-11-07 03:01:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-07 03:01:48,959 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:48,959 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:48,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 03:01:48,959 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:48,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:48,960 INFO L85 PathProgramCache]: Analyzing trace with hash 540085902, now seen corresponding path program 1 times [2024-11-07 03:01:48,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:48,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154915571] [2024-11-07 03:01:48,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:48,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:49,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:49,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154915571] [2024-11-07 03:01:49,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154915571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:49,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:49,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 03:01:49,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116128545] [2024-11-07 03:01:49,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:49,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 03:01:49,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:49,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 03:01:49,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 03:01:49,328 INFO L87 Difference]: Start difference. First operand 2769 states and 4149 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:51,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:51,550 INFO L93 Difference]: Finished difference Result 7975 states and 11951 transitions. [2024-11-07 03:01:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 03:01:51,550 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-07 03:01:51,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:51,567 INFO L225 Difference]: With dead ends: 7975 [2024-11-07 03:01:51,568 INFO L226 Difference]: Without dead ends: 5364 [2024-11-07 03:01:51,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 03:01:51,574 INFO L432 NwaCegarLoop]: 3271 mSDtfsCounter, 3987 mSDsluCounter, 9688 mSDsCounter, 0 mSdLazyCounter, 3354 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3987 SdHoareTripleChecker+Valid, 12959 SdHoareTripleChecker+Invalid, 3355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:51,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3987 Valid, 12959 Invalid, 3355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3354 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-07 03:01:51,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5364 states. [2024-11-07 03:01:51,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5364 to 2872. [2024-11-07 03:01:51,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2871 states have (on average 1.4984326018808778) internal successors, (4302), 2871 states have internal predecessors, (4302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 4302 transitions. [2024-11-07 03:01:51,643 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 4302 transitions. Word has length 145 [2024-11-07 03:01:51,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:51,643 INFO L471 AbstractCegarLoop]: Abstraction has 2872 states and 4302 transitions. [2024-11-07 03:01:51,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:51,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4302 transitions. [2024-11-07 03:01:51,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-07 03:01:51,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:51,645 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:51,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 03:01:51,645 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:51,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:51,646 INFO L85 PathProgramCache]: Analyzing trace with hash -203221165, now seen corresponding path program 1 times [2024-11-07 03:01:51,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:51,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158907538] [2024-11-07 03:01:51,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:51,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:01:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:01:52,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 03:01:52,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158907538] [2024-11-07 03:01:52,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158907538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:01:52,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:01:52,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 03:01:52,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119515645] [2024-11-07 03:01:52,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:01:52,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 03:01:52,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 03:01:52,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 03:01:52,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 03:01:52,546 INFO L87 Difference]: Start difference. First operand 2872 states and 4302 transitions. Second operand has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:54,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:01:54,306 INFO L93 Difference]: Finished difference Result 5498 states and 8236 transitions. [2024-11-07 03:01:54,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 03:01:54,306 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-11-07 03:01:54,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:01:54,314 INFO L225 Difference]: With dead ends: 5498 [2024-11-07 03:01:54,314 INFO L226 Difference]: Without dead ends: 2887 [2024-11-07 03:01:54,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-07 03:01:54,317 INFO L432 NwaCegarLoop]: 3256 mSDtfsCounter, 4020 mSDsluCounter, 9754 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4020 SdHoareTripleChecker+Valid, 13010 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 03:01:54,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4020 Valid, 13010 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 03:01:54,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2887 states. [2024-11-07 03:01:54,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2887 to 2885. [2024-11-07 03:01:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2884 states have (on average 1.496879334257975) internal successors, (4317), 2884 states have internal predecessors, (4317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 4317 transitions. [2024-11-07 03:01:54,357 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 4317 transitions. Word has length 146 [2024-11-07 03:01:54,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:01:54,358 INFO L471 AbstractCegarLoop]: Abstraction has 2885 states and 4317 transitions. [2024-11-07 03:01:54,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:01:54,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 4317 transitions. [2024-11-07 03:01:54,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-07 03:01:54,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:01:54,361 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:01:54,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 03:01:54,362 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:01:54,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:01:54,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1685541649, now seen corresponding path program 1 times [2024-11-07 03:01:54,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 03:01:54,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492606018] [2024-11-07 03:01:54,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:01:54,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 03:01:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 03:01:54,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 03:01:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 03:01:54,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 03:01:54,558 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 03:01:54,559 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 03:01:54,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 03:01:54,563 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-07 03:01:54,659 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 03:01:54,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:01:54 BoogieIcfgContainer [2024-11-07 03:01:54,661 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 03:01:54,662 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 03:01:54,662 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 03:01:54,663 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 03:01:54,663 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:01:45" (3/4) ... [2024-11-07 03:01:54,665 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 03:01:54,665 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 03:01:54,666 INFO L158 Benchmark]: Toolchain (without parser) took 21990.74ms. Allocated memory was 100.7MB in the beginning and 729.8MB in the end (delta: 629.1MB). Free memory was 74.1MB in the beginning and 132.4MB in the end (delta: -58.3MB). Peak memory consumption was 572.4MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,667 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 03:01:54,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.34ms. Allocated memory is still 100.7MB. Free memory was 74.0MB in the beginning and 29.7MB in the end (delta: 44.3MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 1017.48ms. Allocated memory was 100.7MB in the beginning and 503.3MB in the end (delta: 402.7MB). Free memory was 29.7MB in the beginning and 332.9MB in the end (delta: -303.2MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,667 INFO L158 Benchmark]: Boogie Preprocessor took 1015.00ms. Allocated memory is still 503.3MB. Free memory was 332.9MB in the beginning and 255.1MB in the end (delta: 77.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,668 INFO L158 Benchmark]: RCFGBuilder took 10141.22ms. Allocated memory was 503.3MB in the beginning and 671.1MB in the end (delta: 167.8MB). Free memory was 255.1MB in the beginning and 115.4MB in the end (delta: 139.7MB). Peak memory consumption was 376.1MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,668 INFO L158 Benchmark]: TraceAbstraction took 9050.39ms. Allocated memory was 671.1MB in the beginning and 729.8MB in the end (delta: 58.7MB). Free memory was 115.4MB in the beginning and 132.4MB in the end (delta: -17.0MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-07 03:01:54,668 INFO L158 Benchmark]: Witness Printer took 2.98ms. Allocated memory is still 729.8MB. Free memory was 132.4MB in the beginning and 132.4MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 03:01:54,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.34ms. Allocated memory is still 100.7MB. Free memory was 74.0MB in the beginning and 29.7MB in the end (delta: 44.3MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1017.48ms. Allocated memory was 100.7MB in the beginning and 503.3MB in the end (delta: 402.7MB). Free memory was 29.7MB in the beginning and 332.9MB in the end (delta: -303.2MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1015.00ms. Allocated memory is still 503.3MB. Free memory was 332.9MB in the beginning and 255.1MB in the end (delta: 77.8MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10141.22ms. Allocated memory was 503.3MB in the beginning and 671.1MB in the end (delta: 167.8MB). Free memory was 255.1MB in the beginning and 115.4MB in the end (delta: 139.7MB). Peak memory consumption was 376.1MB. Max. memory is 16.1GB. * TraceAbstraction took 9050.39ms. Allocated memory was 671.1MB in the beginning and 729.8MB in the end (delta: 58.7MB). Free memory was 115.4MB in the beginning and 132.4MB in the end (delta: -17.0MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Witness Printer took 2.98ms. Allocated memory is still 729.8MB. Free memory was 132.4MB in the beginning and 132.4MB in the end (delta: 29.6kB). 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: 21]: 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 bitwiseAnd at line 306. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_22 = 0; [L40] const SORT_4 var_85 = 1; [L41] const SORT_4 var_86 = 0; [L42] const SORT_2 var_96 = 0; [L43] const SORT_2 var_100 = 1; [L44] const SORT_2 var_124 = 255; [L45] const SORT_2 var_126 = 2; [L46] const SORT_3 var_151 = 0; [L47] const SORT_4 var_320 = 3; [L48] const SORT_2 var_331 = 3; [L50] SORT_1 input_95; [L51] SORT_1 input_97; [L52] SORT_1 input_98; [L53] SORT_1 input_99; [L54] SORT_1 input_106; [L55] SORT_1 input_107; [L56] SORT_1 input_108; [L57] SORT_1 input_109; [L58] SORT_1 input_115; [L59] SORT_1 input_116; [L60] SORT_1 input_117; [L61] SORT_1 input_118; [L62] SORT_1 input_125; [L63] SORT_1 input_127; [L64] SORT_1 input_128; [L65] SORT_1 input_135; [L66] SORT_1 input_136; [L67] SORT_1 input_137; [L68] SORT_1 input_138; [L69] SORT_1 input_139; [L70] SORT_1 input_140; [L71] SORT_1 input_150; [L72] SORT_1 input_158; [L73] SORT_1 input_165; [L74] SORT_1 input_173; [L75] SORT_1 input_175; [L76] SORT_1 input_179; [L77] SORT_1 input_181; [L78] SORT_1 input_190; [L79] SORT_1 input_204; [L80] SORT_1 input_215; [L81] SORT_1 input_217; [L82] SORT_1 input_221; [L83] SORT_1 input_223; [L84] SORT_1 input_232; [L85] SORT_1 input_246; [L86] SORT_1 input_257; [L87] SORT_1 input_259; [L88] SORT_1 input_263; [L89] SORT_1 input_265; [L90] SORT_1 input_274; [L91] SORT_1 input_288; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L93] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L94] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L95] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L96] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L97] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L98] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L99] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L100] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L101] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L102] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L103] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L104] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L105] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L106] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L107] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L108] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L109] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L110] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L111] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L112] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L113] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L114] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L115] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L116] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L117] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L118] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L119] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L120] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L121] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L122] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L123] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L124] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L125] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L126] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L127] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L128] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L129] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L130] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L131] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] SORT_2 init_7_arg_1 = var_5; [L134] state_6 = init_7_arg_1 [L135] SORT_2 init_9_arg_1 = var_5; [L136] state_8 = init_9_arg_1 [L137] SORT_2 init_11_arg_1 = var_5; [L138] state_10 = init_11_arg_1 [L139] SORT_2 init_13_arg_1 = var_5; [L140] state_12 = init_13_arg_1 [L141] SORT_2 init_15_arg_1 = var_5; [L142] state_14 = init_15_arg_1 [L143] SORT_2 init_17_arg_1 = var_5; [L144] state_16 = init_17_arg_1 [L145] SORT_2 init_19_arg_1 = var_5; [L146] state_18 = init_19_arg_1 [L147] SORT_2 init_21_arg_1 = var_5; [L148] state_20 = init_21_arg_1 [L149] SORT_1 init_24_arg_1 = var_22; [L150] state_23 = init_24_arg_1 [L151] SORT_1 init_26_arg_1 = var_22; [L152] state_25 = init_26_arg_1 [L153] SORT_1 init_28_arg_1 = var_22; [L154] state_27 = init_28_arg_1 [L155] SORT_1 init_30_arg_1 = var_22; [L156] state_29 = init_30_arg_1 [L157] SORT_1 init_32_arg_1 = var_22; [L158] state_31 = init_32_arg_1 [L159] SORT_1 init_34_arg_1 = var_22; [L160] state_33 = init_34_arg_1 [L161] SORT_1 init_36_arg_1 = var_22; [L162] state_35 = init_36_arg_1 [L163] SORT_1 init_38_arg_1 = var_22; [L164] state_37 = init_38_arg_1 [L165] SORT_1 init_40_arg_1 = var_22; [L166] state_39 = init_40_arg_1 [L167] SORT_1 init_42_arg_1 = var_22; [L168] state_41 = init_42_arg_1 [L169] SORT_1 init_44_arg_1 = var_22; [L170] state_43 = init_44_arg_1 [L171] SORT_1 init_46_arg_1 = var_22; [L172] state_45 = init_46_arg_1 [L173] SORT_1 init_48_arg_1 = var_22; [L174] state_47 = init_48_arg_1 [L175] SORT_1 init_50_arg_1 = var_22; [L176] state_49 = init_50_arg_1 [L177] SORT_1 init_52_arg_1 = var_22; [L178] state_51 = init_52_arg_1 [L179] SORT_1 init_54_arg_1 = var_22; [L180] state_53 = init_54_arg_1 [L181] SORT_1 init_56_arg_1 = var_22; [L182] state_55 = init_56_arg_1 [L183] SORT_1 init_58_arg_1 = var_22; [L184] state_57 = init_58_arg_1 [L185] SORT_1 init_60_arg_1 = var_22; [L186] state_59 = init_60_arg_1 [L187] SORT_1 init_62_arg_1 = var_22; [L188] state_61 = init_62_arg_1 [L189] SORT_1 init_64_arg_1 = var_22; [L190] state_63 = init_64_arg_1 [L191] SORT_1 init_66_arg_1 = var_22; [L192] state_65 = init_66_arg_1 [L193] SORT_1 init_68_arg_1 = var_22; [L194] state_67 = init_68_arg_1 [L195] SORT_1 init_70_arg_1 = var_22; [L196] state_69 = init_70_arg_1 [L197] SORT_1 init_72_arg_1 = var_22; [L198] state_71 = init_72_arg_1 [L199] SORT_1 init_74_arg_1 = var_22; [L200] state_73 = init_74_arg_1 [L201] SORT_1 init_76_arg_1 = var_22; [L202] state_75 = init_76_arg_1 [L203] SORT_1 init_78_arg_1 = var_22; [L204] state_77 = init_78_arg_1 [L205] SORT_1 init_80_arg_1 = var_22; [L206] state_79 = init_80_arg_1 [L207] SORT_1 init_82_arg_1 = var_22; [L208] state_81 = init_82_arg_1 [L209] SORT_1 init_84_arg_1 = var_22; [L210] state_83 = init_84_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L213] input_95 = __VERIFIER_nondet_uchar() [L214] EXPR input_95 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L214] input_95 = input_95 & mask_SORT_1 [L215] input_97 = __VERIFIER_nondet_uchar() [L216] EXPR input_97 & mask_SORT_1 VAL [input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L216] input_97 = input_97 & mask_SORT_1 [L217] input_98 = __VERIFIER_nondet_uchar() [L218] EXPR input_98 & mask_SORT_1 VAL [input_95=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L218] input_98 = input_98 & mask_SORT_1 [L219] input_99 = __VERIFIER_nondet_uchar() [L220] EXPR input_99 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L220] input_99 = input_99 & mask_SORT_1 [L221] input_106 = __VERIFIER_nondet_uchar() [L222] EXPR input_106 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L222] input_106 = input_106 & mask_SORT_1 [L223] input_107 = __VERIFIER_nondet_uchar() [L224] EXPR input_107 & mask_SORT_1 VAL [input_106=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L224] input_107 = input_107 & mask_SORT_1 [L225] input_108 = __VERIFIER_nondet_uchar() [L226] EXPR input_108 & mask_SORT_1 VAL [input_106=0, input_107=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L226] input_108 = input_108 & mask_SORT_1 [L227] input_109 = __VERIFIER_nondet_uchar() [L228] EXPR input_109 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L228] input_109 = input_109 & mask_SORT_1 [L229] input_115 = __VERIFIER_nondet_uchar() [L230] EXPR input_115 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L230] input_115 = input_115 & mask_SORT_1 [L231] input_116 = __VERIFIER_nondet_uchar() [L232] EXPR input_116 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L232] input_116 = input_116 & mask_SORT_1 [L233] input_117 = __VERIFIER_nondet_uchar() [L234] EXPR input_117 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L234] input_117 = input_117 & mask_SORT_1 [L235] input_118 = __VERIFIER_nondet_uchar() [L236] EXPR input_118 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L236] input_118 = input_118 & mask_SORT_1 [L237] input_125 = __VERIFIER_nondet_uchar() [L238] EXPR input_125 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L238] input_125 = input_125 & mask_SORT_1 [L239] input_127 = __VERIFIER_nondet_uchar() [L240] EXPR input_127 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L240] input_127 = input_127 & mask_SORT_1 [L241] input_128 = __VERIFIER_nondet_uchar() [L242] EXPR input_128 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L242] input_128 = input_128 & mask_SORT_1 [L243] input_135 = __VERIFIER_nondet_uchar() [L244] EXPR input_135 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L244] input_135 = input_135 & mask_SORT_1 [L245] input_136 = __VERIFIER_nondet_uchar() [L246] EXPR input_136 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L246] input_136 = input_136 & mask_SORT_1 [L247] input_137 = __VERIFIER_nondet_uchar() [L248] EXPR input_137 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L248] input_137 = input_137 & mask_SORT_1 [L249] input_138 = __VERIFIER_nondet_uchar() [L250] EXPR input_138 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L250] input_138 = input_138 & mask_SORT_1 [L251] input_139 = __VERIFIER_nondet_uchar() [L252] EXPR input_139 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L252] input_139 = input_139 & mask_SORT_1 [L253] input_140 = __VERIFIER_nondet_uchar() [L254] EXPR input_140 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L254] input_140 = input_140 & mask_SORT_1 [L255] input_150 = __VERIFIER_nondet_uchar() [L256] EXPR input_150 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L256] input_150 = input_150 & mask_SORT_1 [L257] input_158 = __VERIFIER_nondet_uchar() [L258] EXPR input_158 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L258] input_158 = input_158 & mask_SORT_1 [L259] input_165 = __VERIFIER_nondet_uchar() [L260] EXPR input_165 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L260] input_165 = input_165 & mask_SORT_1 [L261] input_173 = __VERIFIER_nondet_uchar() [L262] input_175 = __VERIFIER_nondet_uchar() [L263] input_179 = __VERIFIER_nondet_uchar() [L264] input_181 = __VERIFIER_nondet_uchar() [L265] input_190 = __VERIFIER_nondet_uchar() [L266] input_204 = __VERIFIER_nondet_uchar() [L267] input_215 = __VERIFIER_nondet_uchar() [L268] input_217 = __VERIFIER_nondet_uchar() [L269] input_221 = __VERIFIER_nondet_uchar() [L270] input_223 = __VERIFIER_nondet_uchar() [L271] input_232 = __VERIFIER_nondet_uchar() [L272] input_246 = __VERIFIER_nondet_uchar() [L273] input_257 = __VERIFIER_nondet_uchar() [L274] input_259 = __VERIFIER_nondet_uchar() [L275] input_263 = __VERIFIER_nondet_uchar() [L276] input_265 = __VERIFIER_nondet_uchar() [L277] input_274 = __VERIFIER_nondet_uchar() [L278] input_288 = __VERIFIER_nondet_uchar() [L281] SORT_1 var_87_arg_0 = state_25; [L282] SORT_4 var_87_arg_1 = var_85; [L283] SORT_4 var_87_arg_2 = var_86; [L284] SORT_4 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L285] SORT_1 var_88_arg_0 = state_45; [L286] SORT_4 var_88_arg_1 = var_85; [L287] SORT_4 var_88_arg_2 = var_86; [L288] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L289] SORT_4 var_89_arg_0 = var_87; [L290] SORT_4 var_89_arg_1 = var_88; [L291] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L292] SORT_1 var_90_arg_0 = state_65; [L293] SORT_4 var_90_arg_1 = var_85; [L294] SORT_4 var_90_arg_2 = var_86; [L295] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L296] SORT_4 var_91_arg_0 = var_89; [L297] SORT_4 var_91_arg_1 = var_90; [L298] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_91=0, var_96=0] [L299] EXPR var_91 & mask_SORT_4 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L299] var_91 = var_91 & mask_SORT_4 [L300] SORT_4 var_92_arg_0 = var_91; [L301] SORT_4 var_92_arg_1 = var_85; [L302] SORT_1 var_92 = var_92_arg_0 <= var_92_arg_1; [L303] SORT_1 var_93_arg_0 = ~state_83; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_93_arg_0=-1, var_96=0] [L304] EXPR var_93_arg_0 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_96=0] [L304] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L305] SORT_1 var_93_arg_1 = ~var_92; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_93_arg_1=-2, var_96=0] [L306] EXPR var_93_arg_1 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_96=0] [L306] var_93_arg_1 = var_93_arg_1 & mask_SORT_1 [L307] EXPR var_93_arg_0 & var_93_arg_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L307] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L308] EXPR var_93 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L308] var_93 = var_93 & mask_SORT_1 [L309] SORT_1 bad_94_arg_0 = var_93; [L310] CALL __VERIFIER_assert(!(bad_94_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2762 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.8s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8011 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8011 mSDsluCounter, 79658 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56591 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6979 IncrementalHoareTripleChecker+Invalid, 6982 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 23067 mSDtfsCounter, 6979 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2885occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 2498 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1008 NumberOfCodeBlocks, 1008 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 2491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 03:01:54,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 03:01:56,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 03:01:56,859 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-07 03:01:56,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 03:01:56,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 03:01:56,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 03:01:56,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 03:01:56,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 03:01:56,909 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 03:01:56,910 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 03:01:56,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 03:01:56,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 03:01:56,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 03:01:56,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 03:01:56,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 03:01:56,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 03:01:56,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 03:01:56,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 03:01:56,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 03:01:56,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 03:01:56,913 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 03:01:56,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 03:01:56,913 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 03:01:56,914 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 03:01:56,914 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 03:01:56,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 03:01:56,914 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 [2024-11-07 03:01:57,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 03:01:57,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 03:01:57,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 03:01:57,172 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 03:01:57,177 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 03:01:57,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:01:58,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 03:01:58,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 03:01:58,898 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:01:58,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d785036d7/635625da095a4ca4ac8659fed6765689/FLAG5b70e48d1 [2024-11-07 03:01:58,934 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d785036d7/635625da095a4ca4ac8659fed6765689 [2024-11-07 03:01:58,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 03:01:58,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 03:01:58,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 03:01:58,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 03:01:58,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 03:01:58,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:01:58" (1/1) ... [2024-11-07 03:01:58,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6176f578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:58, skipping insertion in model container [2024-11-07 03:01:58,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:01:58" (1/1) ... [2024-11-07 03:01:58,995 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 03:01:59,150 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-07 03:01:59,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 03:01:59,391 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 03:01:59,399 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/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-07 03:01:59,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 03:01:59,588 INFO L204 MainTranslator]: Completed translation [2024-11-07 03:01:59,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59 WrapperNode [2024-11-07 03:01:59,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 03:01:59,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 03:01:59,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 03:01:59,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 03:01:59,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,705 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2347 [2024-11-07 03:01:59,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 03:01:59,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 03:01:59,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 03:01:59,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 03:01:59,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,784 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 03:01:59,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 03:01:59,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 03:01:59,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 03:01:59,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 03:01:59,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (1/1) ... [2024-11-07 03:01:59,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 03:01:59,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 03:01:59,908 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 03:01:59,910 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 03:01:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 03:01:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 03:01:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 03:01:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 03:02:00,223 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 03:02:00,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 03:02:01,978 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-07 03:02:01,979 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 03:02:01,985 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 03:02:01,986 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 03:02:01,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:02:01 BoogieIcfgContainer [2024-11-07 03:02:01,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 03:02:01,989 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 03:02:01,989 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 03:02:01,994 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 03:02:01,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:01:58" (1/3) ... [2024-11-07 03:02:01,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e9804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:02:01, skipping insertion in model container [2024-11-07 03:02:01,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:01:59" (2/3) ... [2024-11-07 03:02:01,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e9804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:02:01, skipping insertion in model container [2024-11-07 03:02:01,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:02:01" (3/3) ... [2024-11-07 03:02:01,998 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-07 03:02:02,010 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 03:02:02,011 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 03:02:02,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 03:02:02,066 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;@683bff00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 03:02:02,066 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 03:02:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:02:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-07 03:02:02,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:02:02,074 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-07 03:02:02,075 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:02:02,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:02:02,078 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-07 03:02:02,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 03:02:02,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [948828395] [2024-11-07 03:02:02,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:02:02,090 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 03:02:02,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 03:02:02,095 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 03:02:02,100 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 03:02:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:02:02,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-07 03:02:02,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 03:02:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 03:02:02,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 03:02:02,848 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 03:02:02,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [948828395] [2024-11-07 03:02:02,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [948828395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 03:02:02,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 03:02:02,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 03:02:02,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982942074] [2024-11-07 03:02:02,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 03:02:02,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 03:02:02,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 03:02:02,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 03:02:02,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 03:02:02,872 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:02:03,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 03:02:03,053 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-07 03:02:03,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 03:02:03,056 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-07 03:02:03,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 03:02:03,061 INFO L225 Difference]: With dead ends: 18 [2024-11-07 03:02:03,061 INFO L226 Difference]: Without dead ends: 10 [2024-11-07 03:02:03,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 03:02:03,066 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 03:02:03,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 03:02:03,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-07 03:02:03,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-07 03:02:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:02:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-07 03:02:03,089 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-07 03:02:03,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 03:02:03,090 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-07 03:02:03,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 03:02:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-07 03:02:03,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-07 03:02:03,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 03:02:03,091 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-07 03:02:03,097 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-07 03:02:03,294 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 03:02:03,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 03:02:03,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 03:02:03,295 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-07 03:02:03,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 03:02:03,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228318268] [2024-11-07 03:02:03,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 03:02:03,297 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 03:02:03,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 03:02:03,299 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 03:02:03,301 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 03:02:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 03:02:03,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-07 03:02:03,891 INFO L278 TraceCheckSpWp]: Computing forward predicates...