./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '9f8ab662dd9273644bc21529efd901dee59500e9d872803325541e37cbf4bcae'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f8ab662dd9273644bc21529efd901dee59500e9d872803325541e37cbf4bcae --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 07:51:35,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 07:51:35,620 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 07:51:35,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 07:51:35,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 07:51:35,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 07:51:35,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 07:51:35,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 07:51:35,656 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 07:51:35,657 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 07:51:35,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 07:51:35,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 07:51:35,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 07:51:35,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 07:51:35,658 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 07:51:35,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 07:51:35,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 07:51:35,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 07:51:35,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 07:51:35,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 07:51:35,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 07:51:35,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 07:51:35,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 07:51:35,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 07:51:35,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 07:51:35,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 07:51:35,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 07:51:35,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 07:51:35,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 07:51:35,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 07:51:35,662 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 07:51:35,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 07:51:35,663 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 07:51:35,663 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 07:51:35,663 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 07:51:35,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 07:51:35,663 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f8ab662dd9273644bc21529efd901dee59500e9d872803325541e37cbf4bcae [2024-11-07 07:51:35,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 07:51:35,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 07:51:35,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 07:51:35,951 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 07:51:35,952 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 07:51:35,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:37,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 07:51:37,543 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 07:51:37,545 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:37,553 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ae4466ddf/1b1fc0d486a4461da5fd98ddf5caeab3/FLAG3a585212b [2024-11-07 07:51:37,575 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ae4466ddf/1b1fc0d486a4461da5fd98ddf5caeab3 [2024-11-07 07:51:37,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 07:51:37,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 07:51:37,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 07:51:37,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 07:51:37,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 07:51:37,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8470d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37, skipping insertion in model container [2024-11-07 07:51:37,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 07:51:37,754 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i[916,929] [2024-11-07 07:51:37,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 07:51:37,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 07:51:37,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i[916,929] [2024-11-07 07:51:37,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 07:51:37,900 INFO L204 MainTranslator]: Completed translation [2024-11-07 07:51:37,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37 WrapperNode [2024-11-07 07:51:37,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 07:51:37,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 07:51:37,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 07:51:37,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 07:51:37,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,963 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-11-07 07:51:37,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 07:51:37,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 07:51:37,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 07:51:37,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 07:51:37,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:37,981 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,001 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 07:51:38,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 07:51:38,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 07:51:38,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 07:51:38,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 07:51:38,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (1/1) ... [2024-11-07 07:51:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 07:51:38,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 07:51:38,067 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 07:51:38,073 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 07:51:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 07:51:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 07:51:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 07:51:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 07:51:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 07:51:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 07:51:38,157 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 07:51:38,158 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 07:51:38,418 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 07:51:38,418 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 07:51:38,436 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 07:51:38,436 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 07:51:38,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:38 BoogieIcfgContainer [2024-11-07 07:51:38,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 07:51:38,440 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 07:51:38,440 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 07:51:38,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 07:51:38,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:51:37" (1/3) ... [2024-11-07 07:51:38,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a86709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:51:38, skipping insertion in model container [2024-11-07 07:51:38,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:37" (2/3) ... [2024-11-07 07:51:38,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a86709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:51:38, skipping insertion in model container [2024-11-07 07:51:38,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:38" (3/3) ... [2024-11-07 07:51:38,449 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:38,463 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 07:51:38,465 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 07:51:38,532 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 07:51:38,545 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;@596a0f40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 07:51:38,546 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 07:51:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 07:51:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-07 07:51:38,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 07:51:38,567 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:38,569 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 07:51:38,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 07:51:38,574 INFO L85 PathProgramCache]: Analyzing trace with hash 2136437362, now seen corresponding path program 1 times [2024-11-07 07:51:38,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 07:51:38,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346284510] [2024-11-07 07:51:38,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 07:51:38,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 07:51:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 07:51:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 07:51:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 07:51:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 07:51:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 07:51:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 07:51:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 07:51:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 07:51:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 07:51:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 07:51:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-07 07:51:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 07:51:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-07 07:51:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 07:51:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 07:51:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 07:51:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-07 07:51:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 07:51:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-07 07:51:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-07 07:51:38,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 07:51:38,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346284510] [2024-11-07 07:51:38,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346284510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 07:51:38,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 07:51:38,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 07:51:38,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860540700] [2024-11-07 07:51:38,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 07:51:38,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 07:51:38,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 07:51:39,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 07:51:39,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 07:51:39,009 INFO L87 Difference]: Start difference. First operand has 53 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 07:51:39,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 07:51:39,039 INFO L93 Difference]: Finished difference Result 99 states and 171 transitions. [2024-11-07 07:51:39,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 07:51:39,042 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 117 [2024-11-07 07:51:39,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 07:51:39,048 INFO L225 Difference]: With dead ends: 99 [2024-11-07 07:51:39,048 INFO L226 Difference]: Without dead ends: 49 [2024-11-07 07:51:39,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 07:51:39,057 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 07:51:39,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 07:51:39,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-07 07:51:39,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-07 07:51:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 07:51:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 72 transitions. [2024-11-07 07:51:39,103 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 72 transitions. Word has length 117 [2024-11-07 07:51:39,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 07:51:39,104 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 72 transitions. [2024-11-07 07:51:39,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 07:51:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-07 07:51:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-07 07:51:39,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 07:51:39,108 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:39,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 07:51:39,109 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 07:51:39,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 07:51:39,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1235324108, now seen corresponding path program 1 times [2024-11-07 07:51:39,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 07:51:39,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462435016] [2024-11-07 07:51:39,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 07:51:39,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 07:51:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 07:51:39,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2017413161] [2024-11-07 07:51:39,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 07:51:39,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 07:51:39,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 07:51:39,295 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 07:51:39,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 07:51:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 07:51:39,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 07:51:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 07:51:39,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 07:51:39,578 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 07:51:39,579 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 07:51:39,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-07 07:51:39,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 07:51:39,786 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-07 07:51:39,889 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 07:51:39,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:51:39 BoogieIcfgContainer [2024-11-07 07:51:39,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 07:51:39,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 07:51:39,897 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 07:51:39,897 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 07:51:39,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:38" (3/4) ... [2024-11-07 07:51:39,927 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 07:51:39,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 07:51:39,929 INFO L158 Benchmark]: Toolchain (without parser) took 2350.10ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 92.1MB in the beginning and 132.1MB in the end (delta: -40.0MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,930 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 07:51:39,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.41ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.32ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,932 INFO L158 Benchmark]: Boogie Preprocessor took 64.55ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 73.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 07:51:39,932 INFO L158 Benchmark]: RCFGBuilder took 407.35ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 58.0MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,932 INFO L158 Benchmark]: TraceAbstraction took 1452.91ms. Allocated memory is still 117.4MB. Free memory was 57.5MB in the beginning and 40.7MB in the end (delta: 16.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,932 INFO L158 Benchmark]: Witness Printer took 34.55ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 40.7MB in the beginning and 132.1MB in the end (delta: -91.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-07 07:51:39,935 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.41ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.32ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.55ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 73.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.35ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 58.0MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1452.91ms. Allocated memory is still 117.4MB. Free memory was 57.5MB in the beginning and 40.7MB in the end (delta: 16.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Witness Printer took 34.55ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 40.7MB in the beginning and 132.1MB in the end (delta: -91.4MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] unsigned char var_1_7 = 32; [L24] signed long int var_1_8 = -100; [L25] signed long int var_1_10 = 5; [L26] unsigned char var_1_12 = 128; [L27] unsigned char var_1_13 = 200; [L28] unsigned char var_1_14 = 8; [L29] unsigned char var_1_15 = 0; [L30] unsigned char var_1_16 = 128; [L31] unsigned char var_1_17 = 1; [L32] signed long int var_1_18 = 2; [L33] signed long int var_1_19 = 16; [L34] signed char var_1_20 = -4; [L35] signed char var_1_21 = 10; [L36] signed long int last_1_var_1_8 = -100; VAL [isInitial=0, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=32, var_1_8=-100] [L103] isInitial = 1 [L104] FCALL initially() [L105] COND TRUE 1 [L106] CALL updateLastVariables() [L96] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=32, var_1_8=-100] [L106] RET updateLastVariables() [L107] CALL updateVariables() [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_8=-100] [L68] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L68] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=5, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L69] var_1_10 = __VERIFIER_nondet_long() [L70] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L70] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L71] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L71] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L72] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L72] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=200, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L73] var_1_13 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_13 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L74] RET assume_abort_if_not(var_1_13 >= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L75] CALL assume_abort_if_not(var_1_13 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L75] RET assume_abort_if_not(var_1_13 <= 255) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=8, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L76] var_1_14 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L77] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L78] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L78] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L79] var_1_15 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L80] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L81] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L81] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=128, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L82] var_1_16 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L83] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L84] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L84] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=1, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L85] var_1_17 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L86] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L87] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L87] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=16, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L88] var_1_19 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L89] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L90] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L90] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=10, var_1_7=1, var_1_8=-100] [L91] var_1_21 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L92] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L93] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L93] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=2, var_1_19=0, var_1_1=32, var_1_20=-4, var_1_21=-100, var_1_7=1, var_1_8=-100] [L107] RET updateVariables() [L108] CALL step() [L40] var_1_18 = var_1_19 [L41] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-100] [L42] COND TRUE (var_1_18 / var_1_10) >= (var_1_18 / 128.6) [L43] var_1_8 = ((var_1_20 + (var_1_7 + last_1_var_1_8)) - var_1_20) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L51] signed long int stepLocal_0 = (var_1_8 * var_1_20) * var_1_8; VAL [isInitial=1, last_1_var_1_8=-100, stepLocal_0=-980100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=32, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L52] COND TRUE stepLocal_0 < ((((var_1_20) > (var_1_8)) ? (var_1_20) : (var_1_8))) [L53] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=128, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L57] COND FALSE !((var_1_1 == (var_1_13 - var_1_14)) && var_1_15) [L62] var_1_12 = var_1_17 VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L108] RET step() [L109] CALL, EXPR property() [L99-L100] return (((((((var_1_8 * var_1_20) * var_1_8) < ((((var_1_20) > (var_1_8)) ? (var_1_20) : (var_1_8)))) ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_18 / var_1_10) >= (var_1_18 / 128.6)) ? (var_1_8 == ((signed long int) ((var_1_20 + (var_1_7 + last_1_var_1_8)) - var_1_20))) : ((var_1_18 <= var_1_10) ? (var_1_8 == ((signed long int) 256)) : (var_1_8 == ((signed long int) var_1_20))))) && (((var_1_1 == (var_1_13 - var_1_14)) && var_1_15) ? (var_1_15 ? (var_1_12 == ((unsigned char) (((((var_1_16 - var_1_14)) > (var_1_7)) ? ((var_1_16 - var_1_14)) : (var_1_7))))) : 1) : (var_1_12 == ((unsigned char) var_1_17)))) && (var_1_18 == ((signed long int) var_1_19))) && (var_1_20 == ((signed char) var_1_21)) ; VAL [\result=0, isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L109] RET, EXPR property() [L109] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] [L19] reach_error() VAL [isInitial=1, last_1_var_1_8=-100, var_1_10=-1, var_1_12=0, var_1_13=127, var_1_14=127, var_1_15=1, var_1_16=127, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=-100, var_1_21=-100, var_1_7=1, var_1_8=-99] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 72 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 351 NumberOfCodeBlocks, 351 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 116 ConstructedInterpolants, 0 QuantifiedInterpolants, 116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 684/684 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 07:51:39,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f8ab662dd9273644bc21529efd901dee59500e9d872803325541e37cbf4bcae --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 07:51:42,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 07:51:42,319 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 07:51:42,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 07:51:42,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 07:51:42,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 07:51:42,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 07:51:42,385 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 07:51:42,386 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 07:51:42,386 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 07:51:42,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 07:51:42,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 07:51:42,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 07:51:42,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 07:51:42,389 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 07:51:42,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 07:51:42,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 07:51:42,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 07:51:42,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 07:51:42,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 07:51:42,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 07:51:42,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 07:51:42,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 07:51:42,393 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f8ab662dd9273644bc21529efd901dee59500e9d872803325541e37cbf4bcae [2024-11-07 07:51:42,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 07:51:42,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 07:51:42,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 07:51:42,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 07:51:42,671 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 07:51:42,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:44,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 07:51:44,283 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 07:51:44,284 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:44,296 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3f85b0667/aca3d4051bc04e8e85b6b5877ee9e503/FLAGa06af06f6 [2024-11-07 07:51:44,576 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3f85b0667/aca3d4051bc04e8e85b6b5877ee9e503 [2024-11-07 07:51:44,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 07:51:44,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 07:51:44,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 07:51:44,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 07:51:44,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 07:51:44,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79efd168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44, skipping insertion in model container [2024-11-07 07:51:44,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,602 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 07:51:44,739 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i[916,929] [2024-11-07 07:51:44,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 07:51:44,786 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 07:51:44,795 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-75.i[916,929] [2024-11-07 07:51:44,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 07:51:44,834 INFO L204 MainTranslator]: Completed translation [2024-11-07 07:51:44,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44 WrapperNode [2024-11-07 07:51:44,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 07:51:44,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 07:51:44,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 07:51:44,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 07:51:44,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,874 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-11-07 07:51:44,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 07:51:44,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 07:51:44,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 07:51:44,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 07:51:44,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,888 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,901 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 07:51:44,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 07:51:44,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 07:51:44,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 07:51:44,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 07:51:44,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (1/1) ... [2024-11-07 07:51:44,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 07:51:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 07:51:44,971 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 07:51:44,974 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 07:51:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 07:51:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 07:51:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 07:51:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 07:51:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 07:51:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 07:51:45,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 07:51:45,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 07:51:57,876 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 07:51:57,876 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 07:51:57,884 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 07:51:57,885 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 07:51:57,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:57 BoogieIcfgContainer [2024-11-07 07:51:57,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 07:51:57,888 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 07:51:57,888 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 07:51:57,892 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 07:51:57,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:51:44" (1/3) ... [2024-11-07 07:51:57,893 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28913d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:51:57, skipping insertion in model container [2024-11-07 07:51:57,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:44" (2/3) ... [2024-11-07 07:51:57,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28913d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:51:57, skipping insertion in model container [2024-11-07 07:51:57,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:57" (3/3) ... [2024-11-07 07:51:57,895 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-75.i [2024-11-07 07:51:57,907 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 07:51:57,908 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 07:51:57,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 07:51:57,959 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;@12f662e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 07:51:57,959 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 07:51:57,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 07:51:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-07 07:51:57,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 07:51:57,971 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:57,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 07:51:57,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 07:51:57,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2136437362, now seen corresponding path program 1 times [2024-11-07 07:51:57,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 07:51:57,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [176562765] [2024-11-07 07:51:57,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 07:51:57,984 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 07:51:57,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 07:51:57,988 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 07:51:57,990 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 07:51:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:51:58,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 07:51:58,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 07:51:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-11-07 07:51:58,871 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 07:51:58,871 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 07:51:58,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [176562765] [2024-11-07 07:51:58,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [176562765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 07:51:58,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 07:51:58,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 07:51:58,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652178764] [2024-11-07 07:51:58,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 07:51:58,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 07:51:58,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 07:51:58,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 07:51:58,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 07:51:58,896 INFO L87 Difference]: Start difference. First operand has 53 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 07:51:58,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 07:51:58,916 INFO L93 Difference]: Finished difference Result 99 states and 171 transitions. [2024-11-07 07:51:58,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 07:51:58,919 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 117 [2024-11-07 07:51:58,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 07:51:58,925 INFO L225 Difference]: With dead ends: 99 [2024-11-07 07:51:58,925 INFO L226 Difference]: Without dead ends: 49 [2024-11-07 07:51:58,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 07:51:58,933 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 07:51:58,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 07:51:58,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-07 07:51:58,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-07 07:51:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-07 07:51:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 72 transitions. [2024-11-07 07:51:58,981 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 72 transitions. Word has length 117 [2024-11-07 07:51:58,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 07:51:58,982 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 72 transitions. [2024-11-07 07:51:58,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-07 07:51:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-07 07:51:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-07 07:51:58,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 07:51:58,985 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:51:59,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-07 07:51:59,190 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 07:51:59,191 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 07:51:59,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 07:51:59,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1235324108, now seen corresponding path program 1 times [2024-11-07 07:51:59,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 07:51:59,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081196703] [2024-11-07 07:51:59,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 07:51:59,193 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 07:51:59,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 07:51:59,195 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 07:51:59,198 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 07:51:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 07:52:00,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-07 07:52:00,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 07:52:13,192 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:21,606 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:29,848 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:38,270 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:46,676 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:53,732 WARN L286 SmtUtils]: Spent 7.05s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:52:57,857 WARN L851 $PredicateComparison]: unable to prove that (and (= (_ bv0 32) (bvadd (_ bv100 32) c_~last_1_var_1_8~0)) (= c_~var_1_19~0 c_~var_1_18~0) (= (let ((.cse0 ((_ sign_extend 24) c_~var_1_20~0))) (bvadd .cse0 ((_ zero_extend 24) c_~var_1_7~0) (bvneg .cse0))) (bvadd (_ bv100 32) c_~var_1_8~0)) (= c_~var_1_21~0 c_~var_1_20~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (bvsdiv c_~var_1_18~0 c_~var_1_10~0)) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 643.0 5.0)))) (bvsge ((_ sign_extend 24) c_~var_1_21~0) (_ bv4294967169 32))) is different from false [2024-11-07 07:53:01,992 WARN L873 $PredicateComparison]: unable to prove that (and (= (_ bv0 32) (bvadd (_ bv100 32) c_~last_1_var_1_8~0)) (= c_~var_1_19~0 c_~var_1_18~0) (= (let ((.cse0 ((_ sign_extend 24) c_~var_1_20~0))) (bvadd .cse0 ((_ zero_extend 24) c_~var_1_7~0) (bvneg .cse0))) (bvadd (_ bv100 32) c_~var_1_8~0)) (= c_~var_1_21~0 c_~var_1_20~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (bvsdiv c_~var_1_18~0 c_~var_1_10~0)) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 643.0 5.0)))) (bvsge ((_ sign_extend 24) c_~var_1_21~0) (_ bv4294967169 32))) is different from true [2024-11-07 07:53:10,519 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-07 07:53:18,178 WARN L286 SmtUtils]: Spent 7.66s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)