./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.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-pr-ci_file-83.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', '654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b'] 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-pr-ci_file-83.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 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:24:35,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:24:35,676 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 06:24:35,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:24:35,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:24:35,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:24:35,714 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:24:35,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:24:35,715 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:24:35,715 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:24:35,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:24:35,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:24:35,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:24:35,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:24:35,717 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:24:35,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:24:35,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:24:35,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:24:35,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:24:35,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:24:35,719 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 -> 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b [2024-11-07 06:24:36,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:24:36,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:24:36,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:24:36,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:24:36,013 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:24:36,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:24:37,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:24:37,703 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:24:37,703 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:24:37,719 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ef999195f/8534354cded34e33aafad5d5dee2cd20/FLAG2daa2ef87 [2024-11-07 06:24:37,739 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ef999195f/8534354cded34e33aafad5d5dee2cd20 [2024-11-07 06:24:37,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:24:37,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:24:37,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:24:37,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:24:37,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:24:37,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:24:37" (1/1) ... [2024-11-07 06:24:37,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0109c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:37, skipping insertion in model container [2024-11-07 06:24:37,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:24:37" (1/1) ... [2024-11-07 06:24:37,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:24:37,928 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-pr-ci_file-83.i[919,932] [2024-11-07 06:24:38,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:24:38,045 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:24:38,056 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-pr-ci_file-83.i[919,932] [2024-11-07 06:24:38,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:24:38,118 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:24:38,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38 WrapperNode [2024-11-07 06:24:38,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:24:38,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:24:38,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:24:38,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:24:38,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,207 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-07 06:24:38,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:24:38,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:24:38,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:24:38,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:24:38,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,230 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,260 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 06:24:38,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:24:38,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:24:38,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:24:38,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:24:38,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (1/1) ... [2024-11-07 06:24:38,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:24:38,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:38,330 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 06:24:38,335 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 06:24:38,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:24:38,359 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:24:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:24:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 06:24:38,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:24:38,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:24:38,460 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:24:38,462 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:24:39,157 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-07 06:24:39,157 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:24:39,169 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:24:39,170 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:24:39,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:24:39 BoogieIcfgContainer [2024-11-07 06:24:39,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:24:39,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:24:39,173 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:24:39,178 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:24:39,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:24:37" (1/3) ... [2024-11-07 06:24:39,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@160fd74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:24:39, skipping insertion in model container [2024-11-07 06:24:39,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:24:38" (2/3) ... [2024-11-07 06:24:39,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@160fd74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:24:39, skipping insertion in model container [2024-11-07 06:24:39,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:24:39" (3/3) ... [2024-11-07 06:24:39,182 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:24:39,196 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:24:39,197 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:24:39,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:24:39,269 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;@7d88eee2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:24:39,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:24:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 78 states have (on average 1.5512820512820513) internal successors, (121), 79 states have internal predecessors, (121), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:24:39,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-07 06:24:39,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:24:39,289 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:39,290 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:24:39,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:24:39,295 INFO L85 PathProgramCache]: Analyzing trace with hash -812728208, now seen corresponding path program 1 times [2024-11-07 06:24:39,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:24:39,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32725358] [2024-11-07 06:24:39,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:39,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:24:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:24:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:24:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:24:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:24:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:24:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:24:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:24:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:24:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:24:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:24:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:24:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:24:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:24:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:24:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:24:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:24:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:24:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:24:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:24:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:24:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:24:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,567 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 18 proven. 42 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-07 06:24:40,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:24:40,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32725358] [2024-11-07 06:24:40,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32725358] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:40,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284171520] [2024-11-07 06:24:40,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:40,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:40,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:40,573 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 06:24:40,574 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 06:24:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:40,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-07 06:24:40,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:24:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 422 proven. 63 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2024-11-07 06:24:41,256 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:24:41,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284171520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:41,660 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:24:41,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10] total 12 [2024-11-07 06:24:41,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139619613] [2024-11-07 06:24:41,665 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:24:41,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 06:24:41,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:24:41,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 06:24:41,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2024-11-07 06:24:41,700 INFO L87 Difference]: Start difference. First operand has 102 states, 78 states have (on average 1.5512820512820513) internal successors, (121), 79 states have internal predecessors, (121), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-07 06:24:43,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:24:43,251 INFO L93 Difference]: Finished difference Result 324 states and 560 transitions. [2024-11-07 06:24:43,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-07 06:24:43,254 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 145 [2024-11-07 06:24:43,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:24:43,265 INFO L225 Difference]: With dead ends: 324 [2024-11-07 06:24:43,265 INFO L226 Difference]: Without dead ends: 225 [2024-11-07 06:24:43,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=493, Invalid=1669, Unknown=0, NotChecked=0, Total=2162 [2024-11-07 06:24:43,278 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 601 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 602 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-07 06:24:43,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [602 Valid, 511 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-07 06:24:43,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2024-11-07 06:24:43,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 140. [2024-11-07 06:24:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 96 states have internal predecessors, (118), 37 states have call successors, (37), 7 states have call predecessors, (37), 7 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-07 06:24:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 192 transitions. [2024-11-07 06:24:43,359 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 192 transitions. Word has length 145 [2024-11-07 06:24:43,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:24:43,361 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 192 transitions. [2024-11-07 06:24:43,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-07 06:24:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 192 transitions. [2024-11-07 06:24:43,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-07 06:24:43,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:24:43,366 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:43,386 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 06:24:43,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-07 06:24:43,571 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:24:43,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:24:43,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1657699660, now seen corresponding path program 1 times [2024-11-07 06:24:43,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:24:43,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839615158] [2024-11-07 06:24:43,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:24:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:24:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:24:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:24:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:24:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:24:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:24:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:24:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:24:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:24:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:24:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:24:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:24:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:24:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:24:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:24:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:24:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:24:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:24:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:24:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:24:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:24:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 81 proven. 81 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-07 06:24:44,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:24:44,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839615158] [2024-11-07 06:24:44,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839615158] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:44,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628740145] [2024-11-07 06:24:44,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:44,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:44,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:44,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:24:44,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 06:24:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:44,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-07 06:24:44,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:24:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 563 proven. 111 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-07 06:24:45,828 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:24:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 81 proven. 90 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-07 06:24:46,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628740145] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 06:24:46,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 06:24:46,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 16, 13] total 31 [2024-11-07 06:24:46,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080258217] [2024-11-07 06:24:46,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 06:24:46,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-07 06:24:46,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:24:46,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-07 06:24:46,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2024-11-07 06:24:46,637 INFO L87 Difference]: Start difference. First operand 140 states and 192 transitions. Second operand has 31 states, 31 states have (on average 3.5806451612903225) internal successors, (111), 31 states have internal predecessors, (111), 10 states have call successors, (49), 5 states have call predecessors, (49), 11 states have return successors, (50), 10 states have call predecessors, (50), 10 states have call successors, (50) [2024-11-07 06:24:49,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:24:49,633 INFO L93 Difference]: Finished difference Result 425 states and 543 transitions. [2024-11-07 06:24:49,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-07 06:24:49,634 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 3.5806451612903225) internal successors, (111), 31 states have internal predecessors, (111), 10 states have call successors, (49), 5 states have call predecessors, (49), 11 states have return successors, (50), 10 states have call predecessors, (50), 10 states have call successors, (50) Word has length 145 [2024-11-07 06:24:49,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:24:49,640 INFO L225 Difference]: With dead ends: 425 [2024-11-07 06:24:49,641 INFO L226 Difference]: Without dead ends: 322 [2024-11-07 06:24:49,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2251 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1745, Invalid=5911, Unknown=0, NotChecked=0, Total=7656 [2024-11-07 06:24:49,648 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 1250 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-07 06:24:49,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1250 Valid, 512 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-07 06:24:49,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-07 06:24:49,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 184. [2024-11-07 06:24:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 130 states have (on average 1.2) internal successors, (156), 131 states have internal predecessors, (156), 37 states have call successors, (37), 16 states have call predecessors, (37), 16 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-07 06:24:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 230 transitions. [2024-11-07 06:24:49,697 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 230 transitions. Word has length 145 [2024-11-07 06:24:49,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:24:49,699 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 230 transitions. [2024-11-07 06:24:49,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 3.5806451612903225) internal successors, (111), 31 states have internal predecessors, (111), 10 states have call successors, (49), 5 states have call predecessors, (49), 11 states have return successors, (50), 10 states have call predecessors, (50), 10 states have call successors, (50) [2024-11-07 06:24:49,700 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 230 transitions. [2024-11-07 06:24:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-07 06:24:49,704 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:24:49,705 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:49,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-07 06:24:49,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:49,906 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:24:49,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:24:49,906 INFO L85 PathProgramCache]: Analyzing trace with hash -309311703, now seen corresponding path program 1 times [2024-11-07 06:24:49,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:24:49,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949925030] [2024-11-07 06:24:49,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:49,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:24:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:24:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:24:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:24:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:24:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:24:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:24:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:24:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:24:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:24:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:24:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:24:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:24:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:24:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:24:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:24:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:24:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:24:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:24:50,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:24:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:24:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:24:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 81 proven. 81 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-07 06:24:50,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:24:50,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949925030] [2024-11-07 06:24:50,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949925030] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:50,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596980475] [2024-11-07 06:24:50,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:50,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:50,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:50,792 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:24:50,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 06:24:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:50,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-07 06:24:50,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:24:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-07 06:24:51,379 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:24:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 42 proven. 75 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-07 06:24:51,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596980475] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 06:24:51,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 06:24:51,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 23 [2024-11-07 06:24:51,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267277341] [2024-11-07 06:24:51,762 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 06:24:51,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-07 06:24:51,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:24:51,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-07 06:24:51,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-07 06:24:51,764 INFO L87 Difference]: Start difference. First operand 184 states and 230 transitions. Second operand has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 8 states have call successors, (49), 3 states have call predecessors, (49), 7 states have return successors, (50), 8 states have call predecessors, (50), 8 states have call successors, (50) [2024-11-07 06:24:52,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:24:52,971 INFO L93 Difference]: Finished difference Result 335 states and 416 transitions. [2024-11-07 06:24:52,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-07 06:24:52,973 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 8 states have call successors, (49), 3 states have call predecessors, (49), 7 states have return successors, (50), 8 states have call predecessors, (50), 8 states have call successors, (50) Word has length 146 [2024-11-07 06:24:52,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:24:52,975 INFO L225 Difference]: With dead ends: 335 [2024-11-07 06:24:52,975 INFO L226 Difference]: Without dead ends: 208 [2024-11-07 06:24:52,977 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=543, Invalid=1619, Unknown=0, NotChecked=0, Total=2162 [2024-11-07 06:24:52,978 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 592 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 06:24:52,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [592 Valid, 340 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 06:24:52,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-07 06:24:53,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 191. [2024-11-07 06:24:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 135 states have (on average 1.1851851851851851) internal successors, (160), 136 states have internal predecessors, (160), 37 states have call successors, (37), 18 states have call predecessors, (37), 18 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-07 06:24:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 234 transitions. [2024-11-07 06:24:53,024 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 234 transitions. Word has length 146 [2024-11-07 06:24:53,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:24:53,026 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 234 transitions. [2024-11-07 06:24:53,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 8 states have call successors, (49), 3 states have call predecessors, (49), 7 states have return successors, (50), 8 states have call predecessors, (50), 8 states have call successors, (50) [2024-11-07 06:24:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 234 transitions. [2024-11-07 06:24:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-07 06:24:53,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:24:53,033 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:53,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-07 06:24:53,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:53,235 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:24:53,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:24:53,235 INFO L85 PathProgramCache]: Analyzing trace with hash -896117717, now seen corresponding path program 1 times [2024-11-07 06:24:53,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:24:53,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935769458] [2024-11-07 06:24:53,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:53,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:24:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:24:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:24:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:24:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:24:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:24:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:24:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:24:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:53,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:24:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:24:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:24:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:24:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:24:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:24:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:24:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:24:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 06:24:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 06:24:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 06:24:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:24:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 06:24:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:24:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 108 proven. 132 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-07 06:24:54,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:24:54,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935769458] [2024-11-07 06:24:54,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935769458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:54,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007736588] [2024-11-07 06:24:54,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:54,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:54,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:54,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:24:54,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-07 06:24:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:24:54,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-07 06:24:54,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:24:55,594 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 555 proven. 132 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-07 06:24:55,594 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:24:56,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007736588] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:24:56,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:24:56,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 18] total 22 [2024-11-07 06:24:56,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857964432] [2024-11-07 06:24:56,524 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:24:56,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-07 06:24:56,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:24:56,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-07 06:24:56,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2024-11-07 06:24:56,528 INFO L87 Difference]: Start difference. First operand 191 states and 234 transitions. Second operand has 22 states, 22 states have (on average 3.909090909090909) internal successors, (86), 21 states have internal predecessors, (86), 9 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (35), 9 states have call predecessors, (35), 9 states have call successors, (35) [2024-11-07 06:24:57,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:24:57,528 INFO L93 Difference]: Finished difference Result 337 states and 415 transitions. [2024-11-07 06:24:57,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-07 06:24:57,531 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.909090909090909) internal successors, (86), 21 states have internal predecessors, (86), 9 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (35), 9 states have call predecessors, (35), 9 states have call successors, (35) Word has length 146 [2024-11-07 06:24:57,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:24:57,533 INFO L225 Difference]: With dead ends: 337 [2024-11-07 06:24:57,533 INFO L226 Difference]: Without dead ends: 207 [2024-11-07 06:24:57,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 732 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=744, Invalid=2448, Unknown=0, NotChecked=0, Total=3192 [2024-11-07 06:24:57,536 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 319 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 06:24:57,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 392 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 06:24:57,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-07 06:24:57,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 191. [2024-11-07 06:24:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 135 states have (on average 1.1703703703703703) internal successors, (158), 136 states have internal predecessors, (158), 37 states have call successors, (37), 18 states have call predecessors, (37), 18 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-07 06:24:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 232 transitions. [2024-11-07 06:24:57,572 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 232 transitions. Word has length 146 [2024-11-07 06:24:57,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:24:57,572 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 232 transitions. [2024-11-07 06:24:57,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.909090909090909) internal successors, (86), 21 states have internal predecessors, (86), 9 states have call successors, (35), 6 states have call predecessors, (35), 10 states have return successors, (35), 9 states have call predecessors, (35), 9 states have call successors, (35) [2024-11-07 06:24:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 232 transitions. [2024-11-07 06:24:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-07 06:24:57,575 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:24:57,575 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:57,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-07 06:24:57,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:57,776 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:24:57,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:24:57,776 INFO L85 PathProgramCache]: Analyzing trace with hash -55985574, now seen corresponding path program 1 times [2024-11-07 06:24:57,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:24:57,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783995977] [2024-11-07 06:24:57,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:57,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:24:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 06:24:57,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1938995602] [2024-11-07 06:24:57,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:24:57,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:57,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:24:57,866 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 06:24:57,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-07 06:24:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:24:58,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 06:24:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 06:24:58,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 06:24:58,243 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 06:24:58,244 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-07 06:24:58,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-07 06:24:58,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 06:24:58,450 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-07 06:24:58,615 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 06:24:58,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:24:58 BoogieIcfgContainer [2024-11-07 06:24:58,622 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 06:24:58,622 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 06:24:58,622 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 06:24:58,623 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 06:24:58,623 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:24:39" (3/4) ... [2024-11-07 06:24:58,625 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 06:24:58,626 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 06:24:58,627 INFO L158 Benchmark]: Toolchain (without parser) took 20883.47ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 91.4MB in the beginning and 241.4MB in the end (delta: -150.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,630 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:24:58,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.98ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 75.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.59ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 68.9MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,630 INFO L158 Benchmark]: Boogie Preprocessor took 87.40ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 60.9MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,631 INFO L158 Benchmark]: RCFGBuilder took 873.98ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 68.3MB in the end (delta: -7.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,631 INFO L158 Benchmark]: TraceAbstraction took 19448.54ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 67.8MB in the beginning and 241.5MB in the end (delta: -173.7MB). Peak memory consumption was 151.9MB. Max. memory is 16.1GB. [2024-11-07 06:24:58,631 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 285.2MB. Free memory was 241.5MB in the beginning and 241.4MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 06:24:58,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 117.4MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.98ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 75.8MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.59ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 68.9MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.40ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 60.9MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 873.98ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 68.3MB in the end (delta: -7.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * TraceAbstraction took 19448.54ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 67.8MB in the beginning and 241.5MB in the end (delta: -173.7MB). Peak memory consumption was 151.9MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 285.2MB. Free memory was 241.5MB in the beginning and 241.4MB in the end (delta: 71.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryArithmeticFLOAToperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L39] unsigned char var_1_24 = 128; [L40] signed short int var_1_30 = -256; [L41] signed short int var_1_31 = 2; [L42] signed short int var_1_34 = -2; [L43] signed short int var_1_36 = -50; [L44] unsigned char var_1_37 = 4; [L45] unsigned char var_1_38 = 64; [L46] float var_1_40 = 0.8; [L47] signed short int var_1_44 = 1; [L48] signed long int var_1_45 = 4; [L49] float var_1_46 = 1000000000000.375; VAL [isInitial=0, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=0, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L160] isInitial = 1 [L161] FCALL initially() [L162] COND TRUE 1 [L163] FCALL updateLastVariables() [L164] CALL updateVariables() [L120] var_1_2 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L121] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L122] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1230640054, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L123] var_1_3 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L124] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L125] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L126] var_1_6 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L127] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L128] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L130] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L131] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L131] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=16] [L132] var_1_9 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578] [L133] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578] [L134] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L134] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L135] var_1_10 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L136] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L137] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L137] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=256, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L138] var_1_11 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L140] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L140] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L141] var_1_17 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L142] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L143] var_1_18 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L144] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L145] var_1_20 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L146] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L147] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L147] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L148] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L148] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=64, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L149] var_1_38 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_38 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L150] RET assume_abort_if_not(var_1_38 >= 63) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L151] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L151] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=64, var_1_8=-578, var_1_9=-256] [L164] RET updateVariables() [L165] CALL step() [L53] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L54] COND FALSE !(1 >= var_1_3) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=4, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L59] COND TRUE \read(var_1_2) [L60] var_1_45 = (((((var_1_10 + var_1_38)) < (var_1_10)) ? ((var_1_10 + var_1_38)) : (var_1_10))) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L62] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=16, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L63] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L70] var_1_23 = var_1_20 VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L72] COND FALSE !(((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) < var_1_17) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_19=259/4, var_1_1=-25, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L77] COND TRUE \read(var_1_2) [L78] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=-256, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=8000000000003/8, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L82] var_1_30 = var_1_8 [L83] var_1_46 = var_1_17 [L84] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); VAL [isInitial=1, stepLocal_1=0, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L85] EXPR var_1_7 ^ var_1_10 VAL [isInitial=1, stepLocal_1=0, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L85] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L86] COND FALSE !(stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L91] EXPR var_1_9 & var_1_9 VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=0, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L91] COND FALSE !(var_1_8 <= (var_1_9 & var_1_9)) [L94] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L95] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=4/5, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L97] COND TRUE \read(var_1_2) [L98] var_1_40 = ((((var_1_17) > ((var_1_18 + var_1_17))) ? (var_1_17) : ((var_1_18 + var_1_17)))) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=77/5, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L100] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L101] var_1_12 = 31.5f VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=128, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L103] COND TRUE (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) >= (var_1_20 % var_1_20)) || var_1_2 [L104] var_1_24 = ((((var_1_8 - 8) < 0 ) ? -(var_1_8 - 8) : (var_1_8 - 8))) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=4, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L108] COND TRUE var_1_3 >= ((((32) > (var_1_8)) ? (32) : (var_1_8))) [L109] var_1_37 = (var_1_8 - (var_1_38 - var_1_9)) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=127, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L113] COND FALSE !(var_1_17 != var_1_19) VAL [isInitial=1, stepLocal_0=90, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=127, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L165] RET step() [L166] CALL, EXPR property() [L156] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=127, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L156-L157] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L166] RET, EXPR property() [L166] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=127, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] [L19] reach_error() VAL [isInitial=1, var_1_10=256, var_1_11=-256, var_1_12=63/2, var_1_17=2, var_1_19=259/4, var_1_1=1073741642, var_1_20=1, var_1_22=10, var_1_23=1, var_1_24=182, var_1_2=1, var_1_30=190, var_1_31=2, var_1_34=-2, var_1_36=-50, var_1_37=127, var_1_38=63, var_1_3=1073741822, var_1_40=2, var_1_44=1, var_1_45=0, var_1_46=2, var_1_6=1073741822, var_1_7=90, var_1_8=-578, var_1_9=-256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.2s, OverallIterations: 5, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2765 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2762 mSDsluCounter, 1755 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1399 mSDsCounter, 760 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2648 IncrementalHoareTripleChecker+Invalid, 3408 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 760 mSolverCounterUnsat, 356 mSDtfsCounter, 2648 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1349 GetRequests, 1118 SyntacticMatches, 0 SemanticMatches, 231 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4031 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=3, InterpolantAutomatonStates: 171, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 256 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 1456 NumberOfCodeBlocks, 1456 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1445 ConstructedInterpolants, 0 QuantifiedInterpolants, 8951 SizeOfPredicates, 20 NumberOfNonLiveVariables, 1392 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 10 InterpolantComputations, 0 PerfectInterpolantSequences, 7521/8400 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 06:24:58,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.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 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:25:01,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:25:01,287 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-07 06:25:01,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:25:01,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:25:01,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:25:01,332 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:25:01,332 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:25:01,332 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:25:01,333 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:25:01,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:25:01,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:25:01,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:25:01,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:25:01,335 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:25:01,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:25:01,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-07 06:25:01,336 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:25:01,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:25:01,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:25:01,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:25:01,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:25:01,338 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 -> 654542981f55ac0dfa4ff9a5a73c4558ad4f81f278b418004930bd889a962b4b [2024-11-07 06:25:01,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:25:01,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:25:01,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:25:01,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:25:01,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:25:01,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:25:03,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:25:03,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:25:03,381 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:25:03,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1e6f6f23f/8546abf18e23453f92ef58a5968e534c/FLAG7b4e4c9a9 [2024-11-07 06:25:03,403 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1e6f6f23f/8546abf18e23453f92ef58a5968e534c [2024-11-07 06:25:03,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:25:03,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:25:03,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:25:03,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:25:03,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:25:03,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4f777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03, skipping insertion in model container [2024-11-07 06:25:03,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,433 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:25:03,591 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-pr-ci_file-83.i[919,932] [2024-11-07 06:25:03,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:25:03,666 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:25:03,679 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-pr-ci_file-83.i[919,932] [2024-11-07 06:25:03,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:25:03,738 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:25:03,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03 WrapperNode [2024-11-07 06:25:03,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:25:03,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:25:03,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:25:03,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:25:03,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,796 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-07 06:25:03,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:25:03,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:25:03,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:25:03,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:25:03,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,828 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,859 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 06:25:03,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:25:03,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:25:03,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:25:03,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:25:03,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (1/1) ... [2024-11-07 06:25:03,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:25:03,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:25:03,949 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 06:25:03,952 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 06:25:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:25:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-07 06:25:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:25:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:25:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:25:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:25:04,073 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:25:04,075 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:25:06,856 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-07 06:25:06,856 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:25:06,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:25:06,869 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:25:06,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:25:06 BoogieIcfgContainer [2024-11-07 06:25:06,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:25:06,875 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:25:06,875 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:25:06,880 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:25:06,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:25:03" (1/3) ... [2024-11-07 06:25:06,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2b5ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:25:06, skipping insertion in model container [2024-11-07 06:25:06,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:25:03" (2/3) ... [2024-11-07 06:25:06,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2b5ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:25:06, skipping insertion in model container [2024-11-07 06:25:06,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:25:06" (3/3) ... [2024-11-07 06:25:06,884 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-83.i [2024-11-07 06:25:06,898 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:25:06,898 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:25:06,946 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:25:06,956 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;@75fdcd65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:25:06,956 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:25:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:25:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-07 06:25:06,972 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:25:06,973 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:25:06,974 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:25:06,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:25:06,978 INFO L85 PathProgramCache]: Analyzing trace with hash -842358286, now seen corresponding path program 1 times [2024-11-07 06:25:06,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:25:06,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969197213] [2024-11-07 06:25:06,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:06,988 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 06:25:06,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:25:06,991 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 06:25:06,993 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 06:25:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:07,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-07 06:25:07,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-07 06:25:07,580 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:25:07,584 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:25:07,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1969197213] [2024-11-07 06:25:07,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1969197213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:25:07,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:25:07,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:25:07,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029463729] [2024-11-07 06:25:07,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:25:07,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:25:07,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:25:07,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:25:07,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:25:07,612 INFO L87 Difference]: Start difference. First operand has 71 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 06:25:07,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:25:07,640 INFO L93 Difference]: Finished difference Result 134 states and 237 transitions. [2024-11-07 06:25:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:25:07,642 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 140 [2024-11-07 06:25:07,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:25:07,647 INFO L225 Difference]: With dead ends: 134 [2024-11-07 06:25:07,647 INFO L226 Difference]: Without dead ends: 66 [2024-11-07 06:25:07,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 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 06:25:07,652 INFO L432 NwaCegarLoop]: 101 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, 101 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 06:25:07,653 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:25:07,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-07 06:25:07,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-07 06:25:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.372093023255814) internal successors, (59), 43 states have internal predecessors, (59), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:25:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 101 transitions. [2024-11-07 06:25:07,695 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 101 transitions. Word has length 140 [2024-11-07 06:25:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:25:07,696 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 101 transitions. [2024-11-07 06:25:07,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-07 06:25:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2024-11-07 06:25:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-07 06:25:07,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:25:07,701 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:25:07,720 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 06:25:07,901 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 06:25:07,902 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:25:07,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:25:07,903 INFO L85 PathProgramCache]: Analyzing trace with hash 169221484, now seen corresponding path program 1 times [2024-11-07 06:25:07,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:25:07,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [52651993] [2024-11-07 06:25:07,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:07,904 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 06:25:07,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:25:07,907 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 06:25:07,908 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 06:25:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:08,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:25:08,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-07 06:25:10,119 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:25:10,740 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:25:10,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [52651993] [2024-11-07 06:25:10,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [52651993] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:25:10,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1817573664] [2024-11-07 06:25:10,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:10,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:10,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:25:10,747 INFO L229 MonitoredProcess]: Starting monitored process 4 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 06:25:10,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-07 06:25:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:11,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 06:25:11,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-07 06:25:11,194 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 06:25:11,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1817573664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:25:11,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 06:25:11,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-07 06:25:11,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025462505] [2024-11-07 06:25:11,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:25:11,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 06:25:11,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:25:11,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 06:25:11,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:25:11,197 INFO L87 Difference]: Start difference. First operand 66 states and 101 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-07 06:25:12,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:25:12,151 INFO L93 Difference]: Finished difference Result 153 states and 235 transitions. [2024-11-07 06:25:12,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 06:25:12,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-07 06:25:12,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:25:12,182 INFO L225 Difference]: With dead ends: 153 [2024-11-07 06:25:12,182 INFO L226 Difference]: Without dead ends: 90 [2024-11-07 06:25:12,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:25:12,183 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 30 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-07 06:25:12,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 184 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-07 06:25:12,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-07 06:25:12,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 77. [2024-11-07 06:25:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:25:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-07 06:25:12,196 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 140 [2024-11-07 06:25:12,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:25:12,198 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-07 06:25:12,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-07 06:25:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-07 06:25:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-07 06:25:12,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:25:12,200 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:25:12,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-07 06:25:12,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-07 06:25:12,601 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=3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:12,601 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:25:12,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:25:12,602 INFO L85 PathProgramCache]: Analyzing trace with hash 849279854, now seen corresponding path program 1 times [2024-11-07 06:25:12,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:25:12,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [819194286] [2024-11-07 06:25:12,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:12,603 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 06:25:12,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:25:12,605 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 06:25:12,607 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 06:25:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:13,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:25:13,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-07 06:25:14,431 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:25:14,895 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:25:14,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [819194286] [2024-11-07 06:25:14,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [819194286] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:25:14,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [939277941] [2024-11-07 06:25:14,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:14,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:14,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:25:14,899 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 06:25:14,902 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 06:25:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:16,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 06:25:16,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:17,478 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 72 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-07 06:25:17,478 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:25:17,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [939277941] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:25:17,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:25:17,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2024-11-07 06:25:17,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592048550] [2024-11-07 06:25:17,832 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:25:17,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:25:17,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:25:17,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:25:17,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-07 06:25:17,834 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 06:25:20,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:25:20,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:25:20,352 INFO L93 Difference]: Finished difference Result 163 states and 243 transitions. [2024-11-07 06:25:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 06:25:20,388 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 140 [2024-11-07 06:25:20,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:25:20,389 INFO L225 Difference]: With dead ends: 163 [2024-11-07 06:25:20,390 INFO L226 Difference]: Without dead ends: 89 [2024-11-07 06:25:20,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-11-07 06:25:20,391 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 46 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-07 06:25:20,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 156 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-07 06:25:20,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-07 06:25:20,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 85. [2024-11-07 06:25:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 60 states have internal predecessors, (79), 21 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:25:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 121 transitions. [2024-11-07 06:25:20,408 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 121 transitions. Word has length 140 [2024-11-07 06:25:20,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:25:20,408 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 121 transitions. [2024-11-07 06:25:20,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 06:25:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2024-11-07 06:25:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-07 06:25:20,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:25:20,411 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:25:20,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-07 06:25:20,628 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 (5)] Ended with exit code 0 [2024-11-07 06:25:20,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,5 /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 06:25:20,812 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:25:20,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:25:20,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1550344432, now seen corresponding path program 1 times [2024-11-07 06:25:20,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:25:20,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [23861191] [2024-11-07 06:25:20,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:20,813 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 06:25:20,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:25:20,816 INFO L229 MonitoredProcess]: Starting monitored process 7 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 06:25:20,817 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 (7)] Waiting until timeout for monitored process [2024-11-07 06:25:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:21,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 06:25:21,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 362 proven. 93 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-07 06:25:23,093 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:25:24,979 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-07 06:25:24,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [23861191] [2024-11-07 06:25:24,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [23861191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:25:24,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2011398970] [2024-11-07 06:25:24,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:24,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:24,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-07 06:25:24,983 INFO L229 MonitoredProcess]: Starting monitored process 8 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 06:25:24,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-07 06:25:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:26,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 06:25:26,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:28,815 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 362 proven. 93 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-07 06:25:28,815 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 06:25:30,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2011398970] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 06:25:30,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 06:25:30,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2024-11-07 06:25:30,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254583573] [2024-11-07 06:25:30,333 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 06:25:30,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:25:30,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-07 06:25:30,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:25:30,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:25:30,335 INFO L87 Difference]: Start difference. First operand 85 states and 121 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 06:25:32,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 06:25:32,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:25:32,897 INFO L93 Difference]: Finished difference Result 176 states and 244 transitions. [2024-11-07 06:25:32,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 06:25:32,931 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 140 [2024-11-07 06:25:32,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:25:32,933 INFO L225 Difference]: With dead ends: 176 [2024-11-07 06:25:32,933 INFO L226 Difference]: Without dead ends: 94 [2024-11-07 06:25:32,934 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=129, Unknown=0, NotChecked=0, Total=210 [2024-11-07 06:25:32,935 INFO L432 NwaCegarLoop]: 57 mSDtfsCounter, 49 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-07 06:25:32,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 167 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-07 06:25:32,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-07 06:25:32,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2024-11-07 06:25:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 63 states have (on average 1.2063492063492063) internal successors, (76), 63 states have internal predecessors, (76), 21 states have call successors, (21), 5 states have call predecessors, (21), 5 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-07 06:25:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 118 transitions. [2024-11-07 06:25:32,954 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 118 transitions. Word has length 140 [2024-11-07 06:25:32,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:25:32,954 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 118 transitions. [2024-11-07 06:25:32,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-07 06:25:32,955 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2024-11-07 06:25:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-07 06:25:32,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:25:32,957 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:25:32,977 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 (7)] Ended with exit code 0 [2024-11-07 06:25:33,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-07 06:25:33,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /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=3,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-07 06:25:33,358 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:25:33,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:25:33,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1493086130, now seen corresponding path program 1 times [2024-11-07 06:25:33,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-07 06:25:33,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [788607119] [2024-11-07 06:25:33,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:25:33,359 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 06:25:33,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-07 06:25:33,361 INFO L229 MonitoredProcess]: Starting monitored process 9 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 06:25:33,366 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 (9)] Waiting until timeout for monitored process [2024-11-07 06:25:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:25:33,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 06:25:33,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 06:25:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 350 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-11-07 06:25:53,455 INFO L311 TraceCheckSpWp]: Computing backward predicates...