./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.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_fillercode_fillercodestructure_filler-ps-ci_file-68.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', '386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306'] 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_fillercode_fillercodestructure_filler-ps-ci_file-68.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 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:55:52,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:55:52,797 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 06:55:52,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:55:52,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:55:52,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:55:52,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:55:52,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:55:52,827 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:55:52,827 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:55:52,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:55:52,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:55:52,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:55:52,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:55:52,829 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:55:52,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:55:52,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:55:52,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:55:52,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:55:52,831 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:55:52,832 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:55:52,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:55:52,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:55:52,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:55:52,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:55:52,833 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 06:55:52,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 06:55:52,833 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:55:52,833 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:55:52,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:55:52,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:55:52,834 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 -> 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 [2024-11-07 06:55:53,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:55:53,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:55:53,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:55:53,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:55:53,132 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:55:53,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:55:54,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:55:54,662 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:55:54,663 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:55:54,671 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7a2ebbbcd/e002f1734cd041e3aa6417cbd401f236/FLAG7e48b4cf8 [2024-11-07 06:55:54,692 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7a2ebbbcd/e002f1734cd041e3aa6417cbd401f236 [2024-11-07 06:55:54,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:55:54,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:55:54,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:55:54,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:55:54,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:55:54,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:55:54" (1/1) ... [2024-11-07 06:55:54,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c94435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:54, skipping insertion in model container [2024-11-07 06:55:54,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:55:54" (1/1) ... [2024-11-07 06:55:54,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:55:54,871 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_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-07 06:55:54,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:55:54,989 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:55:55,004 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_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-07 06:55:55,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:55:55,085 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:55:55,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55 WrapperNode [2024-11-07 06:55:55,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:55:55,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:55:55,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:55:55,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:55:55,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,167 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2024-11-07 06:55:55,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:55:55,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:55:55,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:55:55,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:55:55,187 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,195 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,227 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 06:55:55,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:55:55,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:55:55,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:55:55,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:55:55,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (1/1) ... [2024-11-07 06:55:55,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:55:55,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:55:55,309 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 06:55:55,312 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 06:55:55,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:55:55,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:55:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:55:55,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 06:55:55,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:55:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:55:55,439 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:55:55,441 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:55:55,930 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-07 06:55:55,931 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:55:55,944 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:55:55,945 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:55:55,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:55:55 BoogieIcfgContainer [2024-11-07 06:55:55,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:55:55,948 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:55:55,949 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:55:55,953 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:55:55,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:55:54" (1/3) ... [2024-11-07 06:55:55,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62202794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:55:55, skipping insertion in model container [2024-11-07 06:55:55,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:55:55" (2/3) ... [2024-11-07 06:55:55,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62202794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:55:55, skipping insertion in model container [2024-11-07 06:55:55,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:55:55" (3/3) ... [2024-11-07 06:55:55,957 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:55:55,971 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:55:55,972 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:55:56,034 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:55:56,047 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;@a00d036, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:55:56,048 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:55:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 72 states have (on average 1.5138888888888888) internal successors, (109), 73 states have internal predecessors, (109), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:55:56,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 06:55:56,068 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:56,069 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:56,070 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:56,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:56,076 INFO L85 PathProgramCache]: Analyzing trace with hash -217927319, now seen corresponding path program 1 times [2024-11-07 06:55:56,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:56,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409378335] [2024-11-07 06:55:56,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:56,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:55:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:55:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:55:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:55:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:55:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:55:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:55:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 06:55:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:55:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:55:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:55:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:55:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:55:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 06:55:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:55:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 06:55:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:55:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:55:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:55:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:56,594 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:55:56,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:55:56,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409378335] [2024-11-07 06:55:56,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409378335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:55:56,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:55:56,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:55:56,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587642566] [2024-11-07 06:55:56,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:55:56,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:55:56,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:55:56,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:55:56,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:55:56,628 INFO L87 Difference]: Start difference. First operand has 93 states, 72 states have (on average 1.5138888888888888) internal successors, (109), 73 states have internal predecessors, (109), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 06:55:56,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:55:56,657 INFO L93 Difference]: Finished difference Result 175 states and 297 transitions. [2024-11-07 06:55:56,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:55:56,659 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 133 [2024-11-07 06:55:56,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:55:56,665 INFO L225 Difference]: With dead ends: 175 [2024-11-07 06:55:56,666 INFO L226 Difference]: Without dead ends: 85 [2024-11-07 06:55:56,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 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 06:55:56,678 INFO L432 NwaCegarLoop]: 130 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, 130 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 06:55:56,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:55:56,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-07 06:55:56,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-07 06:55:56,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 65 states have (on average 1.4461538461538461) internal successors, (94), 65 states have internal predecessors, (94), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:55:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 130 transitions. [2024-11-07 06:55:56,734 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 130 transitions. Word has length 133 [2024-11-07 06:55:56,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:55:56,735 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 130 transitions. [2024-11-07 06:55:56,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 06:55:56,735 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2024-11-07 06:55:56,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 06:55:56,741 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:56,742 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:56,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 06:55:56,742 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:56,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:56,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1797781033, now seen corresponding path program 1 times [2024-11-07 06:55:56,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:56,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975451556] [2024-11-07 06:55:56,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:56,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:55:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:55:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:55:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:55:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:55:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:55:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:55:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 06:55:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:55:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:55:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:55:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:55:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:55:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 06:55:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:55:57,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 06:55:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:55:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:55:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:55:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:55:57,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:55:57,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975451556] [2024-11-07 06:55:57,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975451556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:55:57,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:55:57,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 06:55:57,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287905008] [2024-11-07 06:55:57,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:55:57,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 06:55:57,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:55:57,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 06:55:57,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 06:55:57,318 INFO L87 Difference]: Start difference. First operand 85 states and 130 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:57,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:55:57,480 INFO L93 Difference]: Finished difference Result 173 states and 268 transitions. [2024-11-07 06:55:57,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 06:55:57,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2024-11-07 06:55:57,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:55:57,487 INFO L225 Difference]: With dead ends: 173 [2024-11-07 06:55:57,487 INFO L226 Difference]: Without dead ends: 91 [2024-11-07 06:55:57,488 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 06:55:57,489 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 10 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:55:57,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 435 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 06:55:57,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-07 06:55:57,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2024-11-07 06:55:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.463768115942029) internal successors, (101), 69 states have internal predecessors, (101), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:55:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2024-11-07 06:55:57,503 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 133 [2024-11-07 06:55:57,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:55:57,508 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2024-11-07 06:55:57,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2024-11-07 06:55:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 06:55:57,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:57,510 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:57,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 06:55:57,510 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:57,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:57,513 INFO L85 PathProgramCache]: Analyzing trace with hash 980132583, now seen corresponding path program 1 times [2024-11-07 06:55:57,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:57,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134238872] [2024-11-07 06:55:57,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:57,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:55:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:55:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:55:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:55:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:55:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:55:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:55:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 06:55:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:55:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:55:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:55:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:55:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:55:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 06:55:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:55:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 06:55:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:55:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:55:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:55:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:55:57,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:55:57,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134238872] [2024-11-07 06:55:57,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134238872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:55:57,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:55:57,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 06:55:57,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95386285] [2024-11-07 06:55:57,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:55:57,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 06:55:57,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:55:57,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 06:55:57,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 06:55:57,868 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:57,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:55:57,959 INFO L93 Difference]: Finished difference Result 175 states and 271 transitions. [2024-11-07 06:55:57,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 06:55:57,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2024-11-07 06:55:57,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:55:57,966 INFO L225 Difference]: With dead ends: 175 [2024-11-07 06:55:57,966 INFO L226 Difference]: Without dead ends: 89 [2024-11-07 06:55:57,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 06:55:57,967 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 123 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:55:57,968 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 224 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 06:55:57,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-07 06:55:57,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-07 06:55:57,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:55:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 136 transitions. [2024-11-07 06:55:57,981 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 136 transitions. Word has length 133 [2024-11-07 06:55:57,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:55:57,982 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 136 transitions. [2024-11-07 06:55:57,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2024-11-07 06:55:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-07 06:55:57,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:57,985 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:57,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 06:55:57,985 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:57,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:57,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1883514627, now seen corresponding path program 1 times [2024-11-07 06:55:57,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:57,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086664811] [2024-11-07 06:55:57,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:57,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:55:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:55:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:55:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:55:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:55:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:55:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:55:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 06:55:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:55:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:55:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:55:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:55:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:55:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 06:55:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:55:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 06:55:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:55:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:55:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:55:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:55:58,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:55:58,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086664811] [2024-11-07 06:55:58,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086664811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:55:58,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:55:58,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 06:55:58,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867371617] [2024-11-07 06:55:58,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:55:58,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 06:55:58,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:55:58,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 06:55:58,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 06:55:58,795 INFO L87 Difference]: Start difference. First operand 89 states and 136 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:59,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:55:59,173 INFO L93 Difference]: Finished difference Result 298 states and 456 transitions. [2024-11-07 06:55:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 06:55:59,174 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 134 [2024-11-07 06:55:59,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:55:59,178 INFO L225 Difference]: With dead ends: 298 [2024-11-07 06:55:59,178 INFO L226 Difference]: Without dead ends: 212 [2024-11-07 06:55:59,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-07 06:55:59,182 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 228 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 06:55:59,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 483 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 06:55:59,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-07 06:55:59,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 146. [2024-11-07 06:55:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:55:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 225 transitions. [2024-11-07 06:55:59,217 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 225 transitions. Word has length 134 [2024-11-07 06:55:59,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:55:59,218 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 225 transitions. [2024-11-07 06:55:59,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 225 transitions. [2024-11-07 06:55:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 06:55:59,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:59,222 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:59,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 06:55:59,223 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:59,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:59,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1736959778, now seen corresponding path program 1 times [2024-11-07 06:55:59,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:59,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946232836] [2024-11-07 06:55:59,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:59,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:55:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:55:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:55:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:55:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:55:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:55:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:55:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 06:55:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:55:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:55:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:55:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:55:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 06:55:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 06:55:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 06:55:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 06:55:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:55:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:55:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:55:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:55:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:55:59,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:55:59,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946232836] [2024-11-07 06:55:59,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946232836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:55:59,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:55:59,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 06:55:59,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760319639] [2024-11-07 06:55:59,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:55:59,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 06:55:59,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:55:59,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 06:55:59,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 06:55:59,639 INFO L87 Difference]: Start difference. First operand 146 states and 225 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:59,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:55:59,945 INFO L93 Difference]: Finished difference Result 298 states and 455 transitions. [2024-11-07 06:55:59,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 06:55:59,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 135 [2024-11-07 06:55:59,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:55:59,950 INFO L225 Difference]: With dead ends: 298 [2024-11-07 06:55:59,950 INFO L226 Difference]: Without dead ends: 212 [2024-11-07 06:55:59,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-07 06:55:59,951 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 226 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 06:55:59,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 481 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 06:55:59,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-07 06:55:59,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 147. [2024-11-07 06:55:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:55:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 226 transitions. [2024-11-07 06:55:59,980 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 226 transitions. Word has length 135 [2024-11-07 06:55:59,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:55:59,980 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 226 transitions. [2024-11-07 06:55:59,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:55:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 226 transitions. [2024-11-07 06:55:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 06:55:59,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:55:59,982 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:59,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 06:55:59,983 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:55:59,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:55:59,983 INFO L85 PathProgramCache]: Analyzing trace with hash 969659616, now seen corresponding path program 1 times [2024-11-07 06:55:59,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:55:59,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845166467] [2024-11-07 06:55:59,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:55:59,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:56:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 06:56:00,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [640694939] [2024-11-07 06:56:00,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:00,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:56:00,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:56:00,090 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 06:56:00,092 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 06:56:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:56:00,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 06:56:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:56:00,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 06:56:00,417 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 06:56:00,418 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 06:56:00,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 06:56:00,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:56:00,625 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-07 06:56:00,748 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 06:56:00,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:56:00 BoogieIcfgContainer [2024-11-07 06:56:00,752 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 06:56:00,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 06:56:00,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 06:56:00,753 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 06:56:00,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:55:55" (3/4) ... [2024-11-07 06:56:00,756 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 06:56:00,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 06:56:00,758 INFO L158 Benchmark]: Toolchain (without parser) took 6061.08ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 76.9MB in the beginning and 57.0MB in the end (delta: 19.9MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-07 06:56:00,759 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:56:00,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.15ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 61.8MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 06:56:00,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.02ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 57.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:56:00,759 INFO L158 Benchmark]: Boogie Preprocessor took 99.56ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 52.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 06:56:00,760 INFO L158 Benchmark]: RCFGBuilder took 673.50ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 61.8MB in the end (delta: -9.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-07 06:56:00,760 INFO L158 Benchmark]: TraceAbstraction took 4803.65ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.2MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2024-11-07 06:56:00,761 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 134.2MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:56:00,763 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.15ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 61.8MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.02ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 57.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 99.56ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 52.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 673.50ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 61.8MB in the end (delta: -9.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4803.65ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.2MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 134.2MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 19.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 170, overapproximation of someBinaryFLOATComparisonOperation at line 170. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 1; [L26] unsigned char var_1_8 = 32; [L27] double var_1_9 = 4.6; [L28] double var_1_10 = 9.25; [L29] double var_1_11 = 1.25; [L30] unsigned char var_1_12 = 100; [L31] unsigned char var_1_13 = 64; [L32] unsigned char var_1_14 = 0; [L33] float var_1_15 = 7.5; [L34] signed long int var_1_16 = 0; [L35] unsigned char var_1_17 = 1; [L36] double var_1_21 = 4.65; [L37] double var_1_23 = 9999999999.1; [L38] double var_1_24 = 5.5; [L39] unsigned short int var_1_25 = 16; [L40] signed long int var_1_27 = 32; [L41] signed char var_1_31 = 32; [L42] signed char var_1_32 = 32; [L43] signed short int var_1_33 = 100; [L44] unsigned char var_1_34 = 1; [L45] double var_1_35 = 3.8; [L46] signed short int var_1_37 = -256; [L47] unsigned short int var_1_38 = 4; [L48] double last_1_var_1_9 = 4.6; [L49] unsigned char last_1_var_1_12 = 100; [L50] unsigned char last_1_var_1_14 = 0; [L51] signed long int last_1_var_1_16 = 0; VAL [isInitial=0, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L164] last_1_var_1_9 = var_1_9 [L165] last_1_var_1_12 = var_1_12 [L166] last_1_var_1_14 = var_1_14 [L167] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L177] RET updateLastVariables() [L178] CALL updateVariables() [L134] var_1_5 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L135] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L136] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L136] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L137] var_1_7 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L138] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L139] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L139] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L140] var_1_8 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L141] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L142] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L142] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L143] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L143] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L144] var_1_10 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L145] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L146] var_1_13 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L147] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L148] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L148] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L149] var_1_23 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L150] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L151] var_1_24 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L152] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L153] var_1_31 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_31 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L154] RET assume_abort_if_not(var_1_31 >= -127) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L155] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L155] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L156] var_1_32 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L157] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L158] CALL assume_abort_if_not(var_1_32 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L158] RET assume_abort_if_not(var_1_32 <= 127) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L159] var_1_35 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L160] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L161] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L161] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L178] RET updateVariables() [L179] CALL step() [L55] var_1_17 = (var_1_5 || (var_1_14 && var_1_5)) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L56] COND FALSE !(! var_1_7) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L59] var_1_25 = var_1_8 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L60] COND FALSE !(((((var_1_10) > (var_1_24)) ? (var_1_10) : (var_1_24))) > var_1_23) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L73] var_1_33 = var_1_31 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L74] COND FALSE !(var_1_31 >= var_1_32) [L79] var_1_34 = ((var_1_24 >= (var_1_10 / var_1_35)) || var_1_7) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L81] EXPR var_1_8 | var_1_8 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L81] EXPR var_1_13 ^ (var_1_8 | var_1_8) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L81] EXPR var_1_31 ^ var_1_8 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L81] COND FALSE !((var_1_13 ^ (var_1_8 | var_1_8)) < (var_1_31 ^ var_1_8)) [L84] var_1_38 = var_1_12 [L85] signed long int stepLocal_4 = last_1_var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L86] COND FALSE !(\read(last_1_var_1_14)) [L97] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L99] var_1_16 = last_1_var_1_12 [L100] unsigned long int stepLocal_6 = var_1_13 % (5u + 256u); [L101] signed long int stepLocal_5 = var_1_13 + 16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, stepLocal_6=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L102] COND TRUE stepLocal_6 <= var_1_16 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L103] COND FALSE !(stepLocal_5 >= var_1_16) [L106] var_1_14 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L109] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L110] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L110] COND TRUE stepLocal_0 <= (var_1_12 ^ var_1_12) [L111] var_1_1 = (! var_1_5) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L115] unsigned char stepLocal_2 = var_1_12 < (var_1_16 / var_1_8); [L116] signed long int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_1=100, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L117] COND FALSE !(-256 >= stepLocal_1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=99, var_1_9=23/5] [L120] COND TRUE stepLocal_2 || ((var_1_5 && var_1_7) && var_1_1) [L121] var_1_6 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=23/5] [L124] unsigned char stepLocal_3 = ! var_1_5; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_3=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=23/5] [L125] COND TRUE (var_1_7 && var_1_14) || stepLocal_3 [L126] var_1_11 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=23/5] [L128] var_1_15 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=23/5] [L129] COND TRUE ((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8) [L130] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=2] [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=2] [L170-L171] return ((((((((var_1_12 <= (var_1_12 ^ var_1_12)) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) (! var_1_5)))) && ((-256 >= var_1_16) ? (var_1_6 == ((unsigned char) (var_1_1 || var_1_7))) : (((var_1_12 < (var_1_16 / var_1_8)) || ((var_1_5 && var_1_7) && var_1_1)) ? (var_1_6 == ((unsigned char) var_1_7)) : 1))) && ((((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8)) ? (var_1_9 == ((double) var_1_10)) : 1)) && (((var_1_7 && var_1_14) || (! var_1_5)) ? (var_1_11 == ((double) var_1_10)) : 1)) && (last_1_var_1_14 ? ((var_1_10 >= (- last_1_var_1_9)) ? ((var_1_8 != last_1_var_1_16) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) 50))) : (var_1_12 == ((unsigned char) var_1_13))) : (var_1_12 == ((unsigned char) var_1_13)))) && (((var_1_13 % (5u + 256u)) <= var_1_16) ? (((var_1_13 + 16) >= var_1_16) ? (var_1_14 == ((unsigned char) var_1_7)) : (var_1_14 == ((unsigned char) var_1_7))) : 1)) && (var_1_15 == ((float) var_1_10))) && (var_1_16 == ((signed long int) last_1_var_1_12)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=99, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=99, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 6, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 587 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 587 mSDsluCounter, 1753 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1161 mSDsCounter, 113 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 428 IncrementalHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 113 mSolverCounterUnsat, 592 mSDtfsCounter, 428 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=5, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 133 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 938 NumberOfCodeBlocks, 938 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 663 ConstructedInterpolants, 0 QuantifiedInterpolants, 1445 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 3060/3060 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 06:56:00,799 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_fillercode_fillercodestructure_filler-ps-ci_file-68.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 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:56:03,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:56:03,167 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 06:56:03,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:56:03,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:56:03,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:56:03,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:56:03,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:56:03,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:56:03,206 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:56:03,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:56:03,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:56:03,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:56:03,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:56:03,207 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:56:03,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:56:03,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:56:03,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:56:03,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:56:03,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:56:03,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:56:03,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:56:03,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:56:03,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:56:03,210 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:56:03,210 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:56:03,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:56:03,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:56:03,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:56:03,212 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:56:03,212 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:56:03,212 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 -> 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 [2024-11-07 06:56:03,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:56:03,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:56:03,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:56:03,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:56:03,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:56:03,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:56:04,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:56:05,099 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:56:05,104 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:56:05,120 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f966634dd/f2648eaa882849deb575b33f689152ee/FLAG480e099fa [2024-11-07 06:56:05,143 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f966634dd/f2648eaa882849deb575b33f689152ee [2024-11-07 06:56:05,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:56:05,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:56:05,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:56:05,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:56:05,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:56:05,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6335fd3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05, skipping insertion in model container [2024-11-07 06:56:05,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:56:05,321 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_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-07 06:56:05,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:56:05,422 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:56:05,434 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_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-07 06:56:05,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:56:05,487 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:56:05,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05 WrapperNode [2024-11-07 06:56:05,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:56:05,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:56:05,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:56:05,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:56:05,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,542 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2024-11-07 06:56:05,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:56:05,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:56:05,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:56:05,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:56:05,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,567 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,595 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 06:56:05,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:56:05,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:56:05,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:56:05,634 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:56:05,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (1/1) ... [2024-11-07 06:56:05,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:56:05,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:56:05,671 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 06:56:05,678 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 06:56:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:56:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 06:56:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:56:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:56:05,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:56:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:56:05,794 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:56:05,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:56:10,670 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-07 06:56:10,670 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:56:10,681 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:56:10,681 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:56:10,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:56:10 BoogieIcfgContainer [2024-11-07 06:56:10,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:56:10,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:56:10,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:56:10,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:56:10,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:56:05" (1/3) ... [2024-11-07 06:56:10,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e7ddf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:56:10, skipping insertion in model container [2024-11-07 06:56:10,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:56:05" (2/3) ... [2024-11-07 06:56:10,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e7ddf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:56:10, skipping insertion in model container [2024-11-07 06:56:10,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:56:10" (3/3) ... [2024-11-07 06:56:10,692 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-07 06:56:10,705 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:56:10,705 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:56:10,753 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:56:10,764 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;@153b36dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:56:10,765 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:56:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:56:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-07 06:56:10,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:56:10,784 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:10,784 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:56:10,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:56:10,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1227081733, now seen corresponding path program 1 times [2024-11-07 06:56:10,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:56:10,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [946215668] [2024-11-07 06:56:10,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:10,797 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 06:56:10,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:56:10,800 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 06:56:10,802 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 06:56:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:56:11,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 06:56:11,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:56:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-07 06:56:11,678 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:56:11,680 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:56:11,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [946215668] [2024-11-07 06:56:11,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [946215668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:56:11,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:56:11,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:56:11,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071600923] [2024-11-07 06:56:11,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:56:11,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:56:11,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:56:11,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:56:11,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:56:11,705 INFO L87 Difference]: Start difference. First operand has 73 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 06:56:11,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:56:11,727 INFO L93 Difference]: Finished difference Result 139 states and 234 transitions. [2024-11-07 06:56:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:56:11,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 127 [2024-11-07 06:56:11,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:56:11,736 INFO L225 Difference]: With dead ends: 139 [2024-11-07 06:56:11,736 INFO L226 Difference]: Without dead ends: 69 [2024-11-07 06:56:11,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 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 06:56:11,743 INFO L432 NwaCegarLoop]: 104 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, 104 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 06:56:11,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:56:11,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-07 06:56:11,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-07 06:56:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-07 06:56:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-07 06:56:11,792 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 127 [2024-11-07 06:56:11,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:56:11,793 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-07 06:56:11,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-07 06:56:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-07 06:56:11,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-07 06:56:11,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:56:11,800 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:11,829 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 06:56:12,001 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 06:56:12,001 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:56:12,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:56:12,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1921256635, now seen corresponding path program 1 times [2024-11-07 06:56:12,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:56:12,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258514062] [2024-11-07 06:56:12,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:12,003 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 06:56:12,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:56:12,005 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 06:56:12,006 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 06:56:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:56:12,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 06:56:12,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:56:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:56:15,952 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:56:15,953 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:56:15,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258514062] [2024-11-07 06:56:15,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258514062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:56:15,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:56:15,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 06:56:15,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323617676] [2024-11-07 06:56:15,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:56:15,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:56:15,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:56:15,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:56:15,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-07 06:56:15,959 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:56:21,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:56:21,043 INFO L93 Difference]: Finished difference Result 284 states and 429 transitions. [2024-11-07 06:56:21,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 06:56:21,052 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-11-07 06:56:21,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:56:21,055 INFO L225 Difference]: With dead ends: 284 [2024-11-07 06:56:21,055 INFO L226 Difference]: Without dead ends: 218 [2024-11-07 06:56:21,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:56:21,056 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 258 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-07 06:56:21,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 494 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-07 06:56:21,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-07 06:56:21,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 121. [2024-11-07 06:56:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:56:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 185 transitions. [2024-11-07 06:56:21,095 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 185 transitions. Word has length 127 [2024-11-07 06:56:21,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:56:21,096 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 185 transitions. [2024-11-07 06:56:21,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:56:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 185 transitions. [2024-11-07 06:56:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-07 06:56:21,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:56:21,098 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:21,119 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 (3)] Ended with exit code 0 [2024-11-07 06:56:21,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 06:56:21,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:56:21,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:56:21,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1672646083, now seen corresponding path program 1 times [2024-11-07 06:56:21,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:56:21,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630701487] [2024-11-07 06:56:21,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:21,303 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 06:56:21,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:56:21,305 INFO L229 MonitoredProcess]: Starting monitored process 4 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 06:56:21,306 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 (4)] Waiting until timeout for monitored process [2024-11-07 06:56:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:56:22,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 06:56:22,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:56:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-07 06:56:22,358 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:56:22,358 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:56:22,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630701487] [2024-11-07 06:56:22,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1630701487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:56:22,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:56:22,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 06:56:22,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892729668] [2024-11-07 06:56:22,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:56:22,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 06:56:22,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:56:22,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 06:56:22,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 06:56:22,360 INFO L87 Difference]: Start difference. First operand 121 states and 185 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:56:23,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:56:23,114 INFO L93 Difference]: Finished difference Result 187 states and 286 transitions. [2024-11-07 06:56:23,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 06:56:23,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-11-07 06:56:23,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:56:23,129 INFO L225 Difference]: With dead ends: 187 [2024-11-07 06:56:23,129 INFO L226 Difference]: Without dead ends: 121 [2024-11-07 06:56:23,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 06:56:23,133 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 98 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-07 06:56:23,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 173 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-07 06:56:23,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-07 06:56:23,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-07 06:56:23,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.3658536585365855) internal successors, (112), 82 states have internal predecessors, (112), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-07 06:56:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2024-11-07 06:56:23,169 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 127 [2024-11-07 06:56:23,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:56:23,169 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2024-11-07 06:56:23,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-07 06:56:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2024-11-07 06:56:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-07 06:56:23,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:56:23,171 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:23,201 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 (4)] Ended with exit code 0 [2024-11-07 06:56:23,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 06:56:23,372 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:56:23,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:56:23,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1951247490, now seen corresponding path program 1 times [2024-11-07 06:56:23,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:56:23,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1255628605] [2024-11-07 06:56:23,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:23,373 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 06:56:23,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:56:23,378 INFO L229 MonitoredProcess]: Starting monitored process 5 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 06:56:23,379 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 (5)] Waiting until timeout for monitored process [2024-11-07 06:56:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:56:24,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-07 06:56:24,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:56:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 285 proven. 78 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-11-07 06:56:32,954 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:56:36,768 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:56:36,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1255628605] [2024-11-07 06:56:36,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1255628605] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:56:36,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1828010204] [2024-11-07 06:56:36,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:56:36,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:56:36,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:56:36,787 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-07 06:56:36,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-07 06:56:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:56:39,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-07 06:56:39,025 INFO L278 TraceCheckSpWp]: Computing forward predicates...