./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -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 be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:21:21,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:21:21,089 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:21:21,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:21:21,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:21:21,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:21:21,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:21:21,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:21:21,107 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:21:21,107 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:21:21,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:21:21,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:21:21,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:21:21,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:21:21,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:21:21,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:21:21,109 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:21:21,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:21:21,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:21:21,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:21:21,110 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 -> be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 [2025-02-07 21:21:21,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:21:21,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:21:21,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:21:21,404 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:21:21,404 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:21:21,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:21:22,483 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29df50db0/8c3eb3c1ef1c4c9ab2e6195cb65fdc69/FLAG756437afe [2025-02-07 21:21:22,908 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:21:22,909 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:21:22,927 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29df50db0/8c3eb3c1ef1c4c9ab2e6195cb65fdc69/FLAG756437afe [2025-02-07 21:21:22,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29df50db0/8c3eb3c1ef1c4c9ab2e6195cb65fdc69 [2025-02-07 21:21:22,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:21:22,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:21:22,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:21:22,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:21:22,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:21:22,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:21:22" (1/1) ... [2025-02-07 21:21:22,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6521cd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:22, skipping insertion in model container [2025-02-07 21:21:22,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:21:22" (1/1) ... [2025-02-07 21:21:23,012 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:21:23,232 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2025-02-07 21:21:23,245 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2025-02-07 21:21:23,264 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2025-02-07 21:21:23,280 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2025-02-07 21:21:23,326 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2025-02-07 21:21:23,399 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2025-02-07 21:21:23,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:21:23,507 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:21:23,527 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2025-02-07 21:21:23,536 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2025-02-07 21:21:23,551 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2025-02-07 21:21:23,565 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2025-02-07 21:21:23,604 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2025-02-07 21:21:23,684 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/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2025-02-07 21:21:23,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:21:23,760 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:21:23,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23 WrapperNode [2025-02-07 21:21:23,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:21:23,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:21:23,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:21:23,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:21:23,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,899 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5679 [2025-02-07 21:21:23,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:21:23,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:21:23,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:21:23,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:21:23,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,928 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,975 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]. [2025-02-07 21:21:23,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:23,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,020 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:21:24,052 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:21:24,052 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:21:24,052 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:21:24,053 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (1/1) ... [2025-02-07 21:21:24,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:21:24,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:21:24,110 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) [2025-02-07 21:21:24,112 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 [2025-02-07 21:21:24,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:21:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:21:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:21:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:21:24,261 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:21:24,262 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L894: havoc main_~node3__m3~3#1;havoc main_~node2__m2~3#1;havoc main_~node1__m1~4#1;havoc main_~__tmp_5~0#1, main_~assert__arg~4#1;havoc main_~check__tmp~4#1;havoc main_~node3____CPAchecker_TMP_1~0#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4069: havoc main_~node3____CPAchecker_TMP_0~5#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1295: havoc main_~__tmp_8~0#1, main_~assert__arg~7#1;havoc main_~check__tmp~7#1;havoc main_~node3__m3~6#1;havoc main_~node2__m2~5#1;havoc main_~node1__m1~6#1;havoc main_~__tmp_7~0#1, main_~assert__arg~6#1;havoc main_~check__tmp~6#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L240: havoc main_~node3__m3~0#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9093: havoc main_~node3__m3~42#1;havoc main_~node2__m2~45#1;havoc main_~node1__m1~61#1;havoc main_~__tmp_66~0#1, main_~assert__arg~65#1;havoc main_~check__tmp~66#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7904: havoc main_~node2__m2~41#1;havoc main_~node1__m1~53#1;havoc main_~__tmp_58~0#1, main_~assert__arg~57#1;havoc main_~check__tmp~57#1;havoc main_~node3__m3~36#1;havoc main_~node2__m2~40#1;havoc main_~node1__m1~52#1;havoc main_~__tmp_57~0#1, main_~assert__arg~56#1;havoc main_~check__tmp~56#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2619: havoc main_~node2__m2~12#1;havoc main_~node1__m1~15#1;havoc main_~__tmp_18~0#1, main_~assert__arg~17#1;havoc main_~check__tmp~17#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3148: havoc main_~node2__m2~16#1;havoc main_~node1__m1~19#1;havoc main_~__tmp_22~0#1, main_~assert__arg~21#1;havoc main_~check__tmp~21#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1167: havoc main_~node3__m3~5#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4471: havoc main_~node1____CPAchecker_TMP_0~6#1;havoc main_~node1__m1~28#1;havoc main_~__tmp_32~0#1, main_~assert__arg~31#1;havoc main_~check__tmp~31#1;havoc main_~node3__m3~19#1;havoc main_~node2__m2~23#1;havoc main_~node1__m1~27#1;havoc main_~__tmp_31~0#1, main_~assert__arg~30#1;havoc main_~check__tmp~30#1; [2025-02-07 21:21:26,493 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8436: havoc main_~node2____CPAchecker_TMP_1~6#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2226: havoc main_~node2__m2~9#1;havoc main_~node1__m1~12#1;havoc main_~__tmp_15~0#1, main_~assert__arg~14#1;havoc main_~check__tmp~14#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2755: havoc main_~node2__m2~13#1;havoc main_~node1__m1~16#1;havoc main_~__tmp_19~0#1, main_~assert__arg~18#1;havoc main_~check__tmp~18#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8833: havoc main_~node1__m1~59#1;havoc main_~__tmp_64~0#1, main_~assert__arg~63#1;havoc main_~check__tmp~64#1;havoc main_~node3__m3~41#1;havoc main_~node2__m2~44#1;havoc main_~node1__m1~58#1;havoc main_~__tmp_63~0#1, main_~assert__arg~62#1;havoc main_~check__tmp~63#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2359: havoc main_~node2__m2~10#1;havoc main_~node1__m1~13#1;havoc main_~__tmp_16~0#1, main_~assert__arg~15#1;havoc main_~check__tmp~15#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2888: havoc main_~node2__m2~14#1;havoc main_~node1__m1~17#1;havoc main_~__tmp_20~0#1, main_~assert__arg~19#1;havoc main_~check__tmp~19#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2492: havoc main_~node2__m2~11#1;havoc main_~node1__m1~14#1;havoc main_~__tmp_17~0#1, main_~assert__arg~16#1;havoc main_~check__tmp~16#1;havoc main_~node3____CPAchecker_TMP_1~2#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3021: havoc main_~node2__m2~15#1;havoc main_~node1__m1~18#1;havoc main_~__tmp_21~0#1, main_~assert__arg~20#1;havoc main_~check__tmp~20#1;havoc main_~node3____CPAchecker_TMP_1~3#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1568: havoc main_~node1____CPAchecker_TMP_0~2#1;havoc main_~node1__m1~8#1;havoc main_~__tmp_10~0#1, main_~assert__arg~9#1;havoc main_~check__tmp~9#1;havoc main_~node3__m3~7#1;havoc main_~node2__m2~6#1;havoc main_~node1__m1~7#1;havoc main_~__tmp_9~0#1, main_~assert__arg~8#1;havoc main_~check__tmp~8#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7252: havoc main_~node2__m2~38#1;havoc main_~node1__m1~48#1;havoc main_~__tmp_53~0#1, main_~assert__arg~52#1;havoc main_~check__tmp~52#1;havoc main_~node3__m3~33#1;havoc main_~node2__m2~37#1;havoc main_~node1__m1~47#1;havoc main_~__tmp_52~0#1, main_~assert__arg~51#1;havoc main_~check__tmp~51#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5667: havoc main_~node3__m3~25#1;havoc main_~node2__m2~28#1;havoc main_~node1__m1~36#1;havoc main_~__tmp_41~0#1, main_~assert__arg~40#1;havoc main_~check__tmp~40#1;havoc main_~node3____CPAchecker_TMP_1~6#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L250: havoc main_~node3____CPAchecker_TMP_0~0#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4743: havoc main_~node1____CPAchecker_TMP_0~7#1;havoc main_~node1__m1~30#1;havoc main_~__tmp_34~0#1, main_~assert__arg~33#1;havoc main_~check__tmp~33#1;havoc main_~node3__m3~20#1;havoc main_~node2__m2~24#1;havoc main_~node1__m1~29#1;havoc main_~__tmp_33~0#1, main_~assert__arg~32#1;havoc main_~check__tmp~32#1;havoc main_~node3____CPAchecker_TMP_1~5#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1177: havoc main_~node3____CPAchecker_TMP_0~1#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8973: havoc main_~node1__m1~60#1;havoc main_~__tmp_65~0#1, main_~assert__arg~64#1;havoc main_~check__tmp~65#1;havoc main_~node3____CPAchecker_TMP_1~12#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8051: havoc main_~node3____CPAchecker_TMP_1~9#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997: havoc main_~node2__m2~36#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6869: havoc main_~node2____CPAchecker_TMP_0~3#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5816: havoc main_~node3__m3~26#1;havoc main_~node2__m2~29#1;havoc main_~node1__m1~37#1;havoc main_~__tmp_42~0#1, main_~assert__arg~41#1;havoc main_~check__tmp~41#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6477: havoc main_~node1____CPAchecker_TMP_0~12#1;havoc main_~node1__m1~43#1;havoc main_~__tmp_48~0#1, main_~assert__arg~47#1;havoc main_~check__tmp~47#1;havoc main_~node3__m3~30#1;havoc main_~node2__m2~32#1;havoc main_~node1__m1~42#1;havoc main_~__tmp_47~0#1, main_~assert__arg~46#1;havoc main_~check__tmp~46#1;havoc main_~node3____CPAchecker_TMP_1~7#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3835: havoc main_~node3__m3~15#1;havoc main_~node2__m2~20#1;havoc main_~node1__m1~23#1;havoc main_~__tmp_27~0#1, main_~assert__arg~26#1;havoc main_~check__tmp~26#1;havoc main_~node3____CPAchecker_TMP_1~4#1; [2025-02-07 21:21:26,494 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007: havoc main_~node2____CPAchecker_TMP_0~4#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8462: havoc main_~node3__m3~39#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7937: havoc main_~node3__m3~37#1;havoc main_~node2____CPAchecker_TMP_0~6#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7675: havoc main_~node3__m3~35#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7016: havoc main_~node3__m3~32#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1071: havoc main_~node3__m3~4#1;havoc main_~node2__m2~4#1;havoc main_~node1__m1~5#1;havoc main_~__tmp_6~0#1, main_~assert__arg~5#1;havoc main_~check__tmp~5#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6753: havoc main_~node2____CPAchecker_TMP_0~2#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8472: havoc main_~node3____CPAchecker_TMP_0~11#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4246: havoc main_~node1____CPAchecker_TMP_0~5#1;havoc main_~node1__m1~26#1;havoc main_~__tmp_30~0#1, main_~assert__arg~29#1;havoc main_~check__tmp~29#1;havoc main_~node3__m3~18#1;havoc main_~node2__m2~22#1;havoc main_~node1__m1~25#1;havoc main_~__tmp_29~0#1, main_~assert__arg~28#1;havoc main_~check__tmp~28#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3984: havoc main_~node3__m3~16#1;havoc main_~node2__m2~21#1;havoc main_~node1__m1~24#1;havoc main_~__tmp_28~0#1, main_~assert__arg~27#1;havoc main_~check__tmp~27#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7685: havoc main_~node3____CPAchecker_TMP_0~9#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7026: havoc main_~node3____CPAchecker_TMP_0~8#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8614: havoc main_~node3__m3~40#1;havoc main_~node2____CPAchecker_TMP_1~7#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9407: havoc main_~node2____CPAchecker_TMP_1~8#1;havoc main_~node2__m2~47#1;havoc main_~node1__m1~64#1;havoc main_~__tmp_69~0#1, main_~assert__arg~68#1;havoc main_~check__tmp~69#1;havoc main_~node3__m3~44#1;havoc main_~node2__m2~46#1;havoc main_~node1__m1~63#1;havoc main_~__tmp_68~0#1, main_~assert__arg~67#1;havoc main_~check__tmp~68#1; [2025-02-07 21:21:26,495 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8086: havoc main_~node2____CPAchecker_TMP_1~5#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6897: havoc main_~node2____CPAchecker_TMP_1~3#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9540: havoc main_~node1__m1~65#1;havoc main_~__tmp_70~0#1, main_~assert__arg~69#1;havoc main_~check__tmp~70#1;havoc main_~node3____CPAchecker_TMP_1~13#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8219: havoc main_~node1__m1~54#1;havoc main_~__tmp_59~0#1, main_~assert__arg~58#1;havoc main_~check__tmp~59#1;havoc main_~node3____CPAchecker_TMP_1~10#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7299: havoc main_~node2____CPAchecker_TMP_0~5#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8624: havoc main_~node3____CPAchecker_TMP_0~12#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L698: havoc main_~__tmp_4~0#1, main_~assert__arg~3#1;havoc main_~check__tmp~3#1;havoc main_~node3__m3~2#1;havoc main_~node2__m2~2#1;havoc main_~node1__m1~3#1;havoc main_~__tmp_3~0#1, main_~assert__arg~2#1;havoc main_~check__tmp~2#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2152: havoc main_~node3__m3~10#1;havoc main_~node2____CPAchecker_TMP_1~0#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2681: havoc main_~node3__m3~11#1; [2025-02-07 21:21:26,496 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2022: havoc main_~node1____CPAchecker_TMP_0~3#1;havoc main_~node1__m1~11#1;havoc main_~__tmp_14~0#1, main_~assert__arg~13#1;havoc main_~check__tmp~13#1;havoc main_~node3__m3~9#1;havoc main_~node2__m2~8#1;havoc main_~node1__m1~10#1;havoc main_~__tmp_13~0#1, main_~assert__arg~12#1;havoc main_~check__tmp~12#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6251: havoc main_~node1____CPAchecker_TMP_0~11#1;havoc main_~node1__m1~41#1;havoc main_~__tmp_46~0#1, main_~assert__arg~45#1;havoc main_~check__tmp~45#1;havoc main_~node3__m3~29#1;havoc main_~node2__m2~31#1;havoc main_~node1__m1~40#1;havoc main_~__tmp_45~0#1, main_~assert__arg~44#1;havoc main_~check__tmp~44#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6781: havoc main_~node2____CPAchecker_TMP_1~2#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8500: havoc main_~node3____CPAchecker_TMP_1~11#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9162: havoc main_~node3__m3~43#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5199: havoc main_~__tmp_38~0#1, main_~assert__arg~37#1;havoc main_~check__tmp~37#1;havoc main_~node3__m3~23#1;havoc main_~node2__m2~26#1;havoc main_~node1__m1~33#1;havoc main_~__tmp_37~0#1, main_~assert__arg~36#1;havoc main_~check__tmp~36#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2162: havoc main_~node3____CPAchecker_TMP_0~2#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2691: havoc main_~node3____CPAchecker_TMP_0~3#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L445: havoc main_~node1____CPAchecker_TMP_0~1#1;havoc main_~node1__m1~2#1;havoc main_~__tmp_2~0#1, main_~assert__arg~1#1;havoc main_~check__tmp~1#1;havoc main_~node3__m3~1#1;havoc main_~node2__m2~1#1;havoc main_~node1__m1~1#1;havoc main_~__tmp_1~0#1, main_~assert__arg~0#1;havoc main_~check__tmp~0#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3220: havoc main_~node2__m2~17#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5071: havoc main_~node3__m3~22#1;havoc main_~node2____CPAchecker_TMP_1~1#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5472: havoc main_~node1____CPAchecker_TMP_0~9#1;havoc main_~node1__m1~35#1;havoc main_~__tmp_40~0#1, main_~assert__arg~39#1;havoc main_~check__tmp~39#1;havoc main_~node3__m3~24#1;havoc main_~node2__m2~27#1;havoc main_~node1__m1~34#1;havoc main_~__tmp_39~0#1, main_~assert__arg~38#1;havoc main_~check__tmp~38#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9172: havoc main_~node3____CPAchecker_TMP_0~13#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7720: havoc main_~node1__m1~51#1;havoc main_~__tmp_56~0#1, main_~assert__arg~55#1;havoc main_~check__tmp~55#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7985: havoc main_~check__tmp~58#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7061: havoc main_~node1__m1~46#1;havoc main_~__tmp_51~0#1, main_~assert__arg~50#1;havoc main_~check__tmp~50#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3230: havoc main_~node2____CPAchecker_TMP_0~1#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7327: havoc main_~node2____CPAchecker_TMP_1~4#1; [2025-02-07 21:21:26,497 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5081: havoc main_~node3____CPAchecker_TMP_0~6#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3367: havoc main_~__tmp_24~0#1, main_~assert__arg~23#1;havoc main_~check__tmp~23#1;havoc main_~node3__m3~13#1;havoc main_~node2__m2~18#1;havoc main_~node1__m1~20#1;havoc main_~__tmp_23~0#1, main_~assert__arg~22#1;havoc main_~check__tmp~22#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3239: havoc main_~node3__m3~12#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7600: havoc main_~node3__m3~34#1;havoc main_~node2__m2~39#1;havoc main_~node1__m1~50#1;havoc main_~__tmp_55~0#1, main_~assert__arg~54#1;havoc main_~check__tmp~54#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L202: havoc main_~node1__m1~0#1;havoc main_~init__tmp~0#1;#t~ret20#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_~node1____CPAchecker_TMP_0~1#1, main_~node1__m1~2#1, main_~__tmp_2~0#1, main_~assert__arg~1#1, main_~check__tmp~1#1, main_~node3__m3~1#1, main_~node2__m2~1#1, main_~node1__m1~1#1, main_~__tmp_1~0#1, main_~assert__arg~0#1, main_~check__tmp~0#1, main_~__tmp_4~0#1, main_~assert__arg~3#1, main_~check__tmp~3#1, main_~node3__m3~2#1, main_~node2__m2~2#1, main_~node1__m1~3#1, main_~__tmp_3~0#1, main_~assert__arg~2#1, main_~check__tmp~2#1, main_~node3____CPAchecker_TMP_0~0#1, main_~node3__m3~3#1, main_~node2__m2~3#1, main_~node1__m1~4#1, main_~__tmp_5~0#1, main_~assert__arg~4#1, main_~check__tmp~4#1, main_~node3____CPAchecker_TMP_1~0#1, main_~node3__m3~4#1, main_~node2__m2~4#1, main_~node1__m1~5#1, main_~__tmp_6~0#1, main_~assert__arg~5#1, main_~check__tmp~5#1, main_~node3__m3~0#1, main_~__tmp_8~0#1, main_~assert__arg~7#1, main_~check__tmp~7#1, main_~node3__m3~6#1, main_~node2__m2~5#1, main_~node1__m1~6#1, main_~__tmp_7~0#1, main_~assert__arg~6#1, main_~check__tmp~6#1, main_~node1____CPAchecker_TMP_0~2#1, main_~node1__m1~8#1, main_~__tmp_10~0#1, main_~assert__arg~9#1, main_~check__tmp~9#1, main_~node3__m3~7#1, main_~node2__m2~6#1, main_~node1__m1~7#1, main_~__tmp_9~0#1, main_~assert__arg~8#1, main_~check__tmp~8#1, main_~node3____CPAchecker_TMP_0~1#1, main_~__tmp_12~0#1, main_~assert__arg~11#1, main_~check__tmp~11#1, main_~node3__m3~8#1, main_~node2__m2~7#1, main_~node1__m1~9#1, main_~__tmp_11~0#1, main_~assert__arg~10#1, main_~check__tmp~10#1, main_~node3____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~3#1, main_~node1__m1~11#1, main_~__tmp_14~0#1, main_~assert__arg~13#1, main_~check__tmp~13#1, main_~node3__m3~9#1, main_~node2__m2~8#1, main_~node1__m1~10#1, main_~__tmp_13~0#1, main_~assert__arg~12#1, main_~check__tmp~12#1, main_~node3__m3~5#1, main_~node2____CPAchecker_TMP_0~0#1, main_~node2__m2~9#1, main_~node1__m1~12#1, main_~__tmp_15~0#1, main_~assert__arg~14#1, main_~check__tmp~14#1, main_~node2__m2~10#1, main_~node1__m1~13#1, main_~__tmp_16~0#1, main_~assert__arg~15#1, main_~check__tmp~15#1, main_~node3____CPAchecker_TMP_0~2#1, main_~node2__m2~11#1, main_~node1__m1~14#1, main_~__tmp_17~0#1, main_~assert__arg~16#1, main_~check__tmp~16#1, main_~node3____CPAchecker_TMP_1~2#1, main_~node2__m2~12#1, main_~node1__m1~15#1, main_~__tmp_18~0#1, main_~assert__arg~17#1, main_~check__tmp~17#1, main_~node3__m3~10#1, main_~node2____CPAchecker_TMP_1~0#1, main_~node2__m2~13#1, main_~node1__m1~16#1, main_~__tmp_19~0#1, main_~assert__arg~18#1, main_~check__tmp~18#1, main_~node2__m2~14#1, main_~node1__m1~17#1, main_~__tmp_20~0#1, main_~assert__arg~19#1, main_~check__tmp~19#1, main_~node3____CPAchecker_TMP_0~3#1, main_~node2__m2~15#1, main_~node1__m1~18#1, main_~__tmp_21~0#1, main_~assert__arg~20#1, main_~check__tmp~20#1, main_~node3____CPAchecker_TMP_1~3#1, main_~node2__m2~16#1, main_~node1__m1~19#1, main_~__tmp_22~0#1, main_~assert__arg~21#1, main_~check__tmp~21#1, main_~node3__m3~11#1, main_~node2__m2~0#1, main_~__tmp_24~0#1, main_~assert__arg~23#1, main_~check__tmp~23#1, main_~node3__m3~13#1, main_~node2__m2~18#1, main_~node1__m1~20#1, main_~__tmp_23~0#1, main_~assert__arg~22#1, main_~check__tmp~22#1, main_~node1____CPAchecker_TMP_0~4#1, main_~node1__m1~22#1, main_~__tmp_26~0#1, main_~assert__arg~25#1, main_~check__tmp~25#1, main_~node3__m3~14#1, main_~node2__m2~19#1, main_~node1__m1~21#1, main_~__tmp_25~0#1, main_~assert__arg~24#1, main_~check__tmp~24#1, main_~node3____CPAchecker_TMP_0~4#1, main_~node3__m3~15#1, main_~node2__m2~20#1, main_~node1__m1~23#1, main_~__tmp_27~0#1, main_~assert__arg~26#1, main_~check__tmp~26#1, main_~node3____CPAchecker_TMP_1~4#1, main_~node3__m3~16#1, main_~node2__m2~21#1, main_~node1__m1~24#1, main_~__tmp_28~0#1, main_~assert__arg~27#1, main_~check__tmp~27#1, main_~node3__m3~12#1, main_~node1____CPAchecker_TMP_0~5#1, main_~node1__m1~26#1, main_~__tmp_30~0#1, main_~assert__arg~29#1, main_~check__tmp~29#1, main_~node3__m3~18#1, main_~node2__m2~22#1, main_~node1__m1~25#1, main_~__tmp_29~0#1, main_~assert__arg~28#1, main_~check__tmp~28#1, main_~node1____CPAchecker_TMP_0~6#1, main_~node1__m1~28#1, main_~__tmp_32~0#1, main_~assert__arg~31#1, main_~check__tmp~31#1, main_~node3__m3~19#1, main_~node2__m2~23#1, main_~node1__m1~27#1, main_~__tmp_31~0#1, main_~assert__arg~30#1, main_~check__tmp~30#1, main_~node3____CPAchecker_TMP_0~5#1, main_~node1____CPAchecker_TMP_0~7#1, main_~node1__m1~30#1, main_~__tmp_34~0#1, main_~assert__arg~33#1, main_~check__tmp~33#1, main_~node3__m3~20#1, main_~node2__m2~24#1, main_~node1__m1~29#1, main_~__tmp_33~0#1, main_~assert__arg~32#1, main_~check__tmp~32#1, main_~node3____CPAchecker_TMP_1~5#1, main_~node1____CPAchecker_TMP_0~8#1, main_~node1__m1~32#1, main_~__tmp_36~0#1, main_~assert__arg~35#1, main_~check__tmp~35#1, main_~node3__m3~21#1, main_~node2__m2~25#1, main_~node1__m1~31#1, main_~__tmp_35~0#1, main_~assert__arg~34#1, main_~check__tmp~34#1, main_~node3__m3~17#1, main_~node2____CPAchecker_TMP_0~1#1, main_~__tmp_38~0#1, main_~assert__arg~37#1, main_~check__tmp~37#1, main_~node3__m3~23#1, main_~node2__m2~26#1, main_~node1__m1~33#1, main_~__tmp_37~0#1, main_~assert__arg~36#1, main_~check__tmp~36#1, main_~node1____CPAchecker_TMP_0~9#1, main_~node1__m1~35#1, main_~__tmp_40~0#1, main_~assert__arg~39#1, main_~check__tmp~39#1, main_~node3__m3~24#1, main_~node2__m2~27#1, main_~node1__m1~34#1, main_~__tmp_39~0#1, main_~assert__arg~38#1, main_~check__tmp~38#1, main_~node3____CPAchecker_TMP_0~6#1, main_~node3__m3~25#1, main_~node2__m2~28#1, main_~node1__m1~36#1, main_~__tmp_41~0#1, main_~assert__arg~40#1, main_~check__tmp~40#1, main_~node3____CPAchecker_TMP_1~6#1, main_~node3__m3~26#1, main_~node2__m2~29#1, main_~node1__m1~37#1, main_~__tmp_42~0#1, main_~assert__arg~41#1, main_~check__tmp~41#1, main_~node3__m3~22#1, main_~node2____CPAchecker_TMP_1~1#1, main_~node1____CPAchecker_TMP_0~10#1, main_~node1__m1~39#1, main_~__tmp_44~0#1, main_~assert__arg~43#1, main_~check__tmp~43#1, main_~node3__m3~28#1, main_~node2__m2~30#1, main_~node1__m1~38#1, main_~__tmp_43~0#1, main_~assert__arg~42#1, main_~check__tmp~42#1, main_~node1____CPAchecker_TMP_0~11#1, main_~node1__m1~41#1, main_~__tmp_46~0#1, main_~assert__arg~45#1, main_~check__tmp~45#1, main_~node3__m3~29#1, main_~node2__m2~31#1, main_~node1__m1~40#1, main_~__tmp_45~0#1, main_~assert__arg~44#1, main_~check__tmp~44#1, main_~node3____CPAchecker_TMP_0~7#1, main_~node1____CPAchecker_TMP_0~12#1, main_~node1__m1~43#1, main_~__tmp_48~0#1, main_~assert__arg~47#1, main_~check__tmp~47#1, main_~node3__m3~30#1, main_~node2__m2~32#1, main_~node1__m1~42#1, main_~__tmp_47~0#1, main_~assert__arg~46#1, main_~check__tmp~46#1, main_~node3____CPAchecker_TMP_1~7#1, main_~node2____CPAchecker_TMP_0~2#1, main_~node2____CPAchecker_TMP_1~2#1, main_~node2__m2~34#1, main_~node2____CPAchecker_TMP_0~3#1, main_~node2____CPAchecker_TMP_1~3#1, main_~node2__m2~35#1, main_~node1____CPAchecker_TMP_0~13#1, main_~node1__m1~45#1, main_~__tmp_50~0#1, main_~assert__arg~49#1, main_~check__tmp~49#1, main_~node3__m3~31#1, main_~node2__m2~33#1, main_~node1__m1~44#1, main_~__tmp_49~0#1, main_~assert__arg~48#1, main_~check__tmp~48#1, main_~node3__m3~27#1, main_~node2__m2~17#1, main_~node1____CPAchecker_TMP_0~0#1, main_~node1__m1~46#1, main_~__tmp_51~0#1, main_~assert__arg~50#1, main_~check__tmp~50#1, main_~node2____CPAchecker_TMP_0~5#1, main_~node2____CPAchecker_TMP_1~4#1, main_~node2__m2~38#1, main_~node1__m1~48#1, main_~__tmp_53~0#1, main_~assert__arg~52#1, main_~check__tmp~52#1, main_~node3__m3~33#1, main_~node2__m2~37#1, main_~node1__m1~47#1, main_~__tmp_52~0#1, main_~assert__arg~51#1, main_~check__tmp~51#1, main_~node3____CPAchecker_TMP_0~8#1, main_~node1__m1~49#1, main_~__tmp_54~0#1, main_~assert__arg~53#1, main_~check__tmp~53#1, main_~node3____CPAchecker_TMP_1~8#1, main_~node3__m3~34#1, main_~node2__m2~39#1, main_~node1__m1~50#1, main_~__tmp_55~0#1, main_~assert__arg~54#1, main_~check__tmp~54#1, main_~node3__m3~32#1, main_~node1__m1~51#1, main_~__tmp_56~0#1, main_~assert__arg~55#1, main_~check__tmp~55#1, main_~check__tmp~58#1, main_~node3____CPAchecker_TMP_0~10#1, main_~node3____CPAchecker_TMP_1~9#1, main_~node3__m3~37#1, main_~node2____CPAchecker_TMP_0~6#1, main_~node2____CPAchecker_TMP_1~5#1, main_~node2__m2~41#1, main_~node1__m1~53#1, main_~__tmp_58~0#1, main_~assert__arg~57#1, main_~check__tmp~57#1, main_~node3__m3~36#1, main_~node2__m2~40#1, main_~node1__m1~52#1, main_~__tmp_57~0#1, main_~assert__arg~56#1, main_~check__tmp~56#1, main_~node3____CPAchecker_TMP_0~9#1, main_~node1__m1~54#1, main_~__tmp_59~0#1, main_~assert__arg~58#1, main_~check__tmp~59#1, main_~node3____CPAchecker_TMP_1~10#1, main_~node2____CPAchecker_TMP_0~7#1, main_~node2____CPAchecker_TMP_1~6#1, main_~node3____CPAchecker_TMP_0~11#1, main_~node3____CPAchecker_TMP_1~11#1, main_~node3__m3~39#1, main_~node2__m2~43#1, main_~node1__m1~56#1, main_~__tmp_61~0#1, main_~assert__arg~60#1, main_~check__tmp~61#1, main_~node3__m3~38#1, main_~node2__m2~42#1, main_~node1__m1~55#1, main_~__tmp_60~0#1, main_~assert__arg~59#1, main_~check__tmp~60#1, main_~node3__m3~35#1, main_~node2____CPAchecker_TMP_0~4#1, main_~node1__m1~57#1, main_~__tmp_62~0#1, main_~assert__arg~61#1, main_~check__tmp~62#1, main_~node1__m1~59#1, main_~__tmp_64~0#1, main_~assert__arg~63#1, main_~check__tmp~64#1, main_~node3__m3~41#1, main_~node2__m2~44#1, main_~node1__m1~58#1, main_~__tmp_63~0#1, main_~assert__arg~62#1, main_~check__tmp~63#1, main_~node3____CPAchecker_TMP_0~12#1, main_~node1__m1~60#1, main_~__tmp_65~0#1, main_~assert__arg~64#1, main_~check__tmp~65#1, main_~node3____CPAchecker_TMP_1~12#1, main_~node3__m3~42#1, main_~node2__m2~45#1, main_~node1__m1~61#1, main_~__tmp_66~0#1, main_~assert__arg~65#1, main_~check__tmp~66#1, main_~node3__m3~40#1, main_~node2____CPAchecker_TMP_1~7#1, main_~node1__m1~62#1, main_~__tmp_67~0#1, main_~assert__arg~66#1, main_~check__tmp~67#1, main_~node2____CPAchecker_TMP_1~8#1, main_~node2__m2~47#1, main_~node1__m1~64#1, main_~__tmp_69~0#1, main_~assert__arg~68#1, main_~check__tmp~69#1, main_~node3__m3~44#1, main_~node2__m2~46#1, main_~node1__m1~63#1, main_~__tmp_68~0#1, main_~assert__arg~67#1, main_~check__tmp~68#1, main_~node3____CPAchecker_TMP_0~13#1, main_~node1__m1~65#1, main_~__tmp_70~0#1, main_~assert__arg~69#1, main_~check__tmp~70#1, main_~node3____CPAchecker_TMP_1~13#1, main_~node2____CPAchecker_TMP_1~9#1, main_~node2__m2~49#1, main_~node1__m1~67#1, main_~__tmp_72~0#1, main_~assert__arg~71#1, main_~check__tmp~72#1, main_~node3__m3~45#1, main_~node2__m2~48#1, main_~node1__m1~66#1, main_~__tmp_71~0#1, main_~assert__arg~70#1, main_~check__tmp~71#1, main_~node3__m3~43#1, main_~node2__m2~36#1, main_~node1__m1~0#1, main_~init__tmp~0#1, main_~main__c1~0#1, main_~main__i2~0#1;assume { :end_inline_main } true; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8659: havoc main_~node1__m1~57#1;havoc main_~__tmp_62~0#1, main_~assert__arg~61#1;havoc main_~check__tmp~62#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5885: havoc main_~node3__m3~27#1; [2025-02-07 21:21:26,498 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3640: havoc main_~node1____CPAchecker_TMP_0~4#1;havoc main_~node1__m1~22#1;havoc main_~__tmp_26~0#1, main_~assert__arg~25#1;havoc main_~check__tmp~25#1;havoc main_~node3__m3~14#1;havoc main_~node2__m2~19#1;havoc main_~node1__m1~21#1;havoc main_~__tmp_25~0#1, main_~assert__arg~24#1;havoc main_~check__tmp~24#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8397: havoc main_~node2__m2~43#1;havoc main_~node1__m1~56#1;havoc main_~__tmp_61~0#1, main_~assert__arg~60#1;havoc main_~check__tmp~61#1;havoc main_~node3__m3~38#1;havoc main_~node2__m2~42#1;havoc main_~node1__m1~55#1;havoc main_~__tmp_60~0#1, main_~assert__arg~59#1;havoc main_~check__tmp~60#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4962: havoc main_~node1____CPAchecker_TMP_0~8#1;havoc main_~node1__m1~32#1;havoc main_~__tmp_36~0#1, main_~assert__arg~35#1;havoc main_~check__tmp~35#1;havoc main_~node3__m3~21#1;havoc main_~node2__m2~25#1;havoc main_~node1__m1~31#1;havoc main_~__tmp_35~0#1, main_~assert__arg~34#1;havoc main_~check__tmp~34#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3249: havoc main_~node3____CPAchecker_TMP_0~4#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6025: havoc main_~node1____CPAchecker_TMP_0~10#1;havoc main_~node1__m1~39#1;havoc main_~__tmp_44~0#1, main_~assert__arg~43#1;havoc main_~check__tmp~43#1;havoc main_~node3__m3~28#1;havoc main_~node2__m2~30#1;havoc main_~node1__m1~38#1;havoc main_~__tmp_43~0#1, main_~assert__arg~42#1;havoc main_~check__tmp~42#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L212: havoc main_~node1____CPAchecker_TMP_0~0#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L7480: havoc main_~node1__m1~49#1;havoc main_~__tmp_54~0#1, main_~assert__arg~53#1;havoc main_~check__tmp~53#1;havoc main_~node3____CPAchecker_TMP_1~8#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5895: havoc main_~node3____CPAchecker_TMP_0~7#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8407: havoc main_~node2____CPAchecker_TMP_0~7#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6822: havoc main_~node2__m2~35#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1802: havoc main_~__tmp_12~0#1, main_~assert__arg~11#1;havoc main_~check__tmp~11#1;havoc main_~node3__m3~8#1;havoc main_~node2__m2~7#1;havoc main_~node1__m1~9#1;havoc main_~__tmp_11~0#1, main_~assert__arg~10#1;havoc main_~check__tmp~10#1;havoc main_~node3____CPAchecker_TMP_1~1#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9734: havoc main_~node2____CPAchecker_TMP_1~9#1;havoc main_~node2__m2~49#1;havoc main_~node1__m1~67#1;havoc main_~__tmp_72~0#1, main_~assert__arg~71#1;havoc main_~check__tmp~72#1;havoc main_~node3__m3~45#1;havoc main_~node2__m2~48#1;havoc main_~node1__m1~66#1;havoc main_~__tmp_71~0#1, main_~assert__arg~70#1;havoc main_~check__tmp~71#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: havoc main_~node2__m2~0#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L9207: havoc main_~node1__m1~62#1;havoc main_~__tmp_67~0#1, main_~assert__arg~66#1;havoc main_~check__tmp~67#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6697: havoc main_~node1____CPAchecker_TMP_0~13#1;havoc main_~node1__m1~45#1;havoc main_~__tmp_50~0#1, main_~assert__arg~49#1;havoc main_~check__tmp~49#1;havoc main_~node3__m3~31#1;havoc main_~node2__m2~33#1;havoc main_~node1__m1~44#1;havoc main_~__tmp_49~0#1, main_~assert__arg~48#1;havoc main_~check__tmp~48#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L4059: havoc main_~node3__m3~17#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8023: havoc main_~node3____CPAchecker_TMP_0~10#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L231: havoc main_~node2____CPAchecker_TMP_0~0#1; [2025-02-07 21:21:26,499 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L6706: havoc main_~node2__m2~34#1; [2025-02-07 21:21:26,638 INFO L? ?]: Removed 1604 outVars from TransFormulas that were not future-live. [2025-02-07 21:21:26,638 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:21:26,675 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:21:26,676 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:21:26,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:21:26 BoogieIcfgContainer [2025-02-07 21:21:26,676 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:21:26,678 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:21:26,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:21:26,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:21:26,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:21:22" (1/3) ... [2025-02-07 21:21:26,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4412a5ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:21:26, skipping insertion in model container [2025-02-07 21:21:26,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:21:23" (2/3) ... [2025-02-07 21:21:26,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4412a5ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:21:26, skipping insertion in model container [2025-02-07 21:21:26,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:21:26" (3/3) ... [2025-02-07 21:21:26,687 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2025-02-07 21:21:26,700 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:21:26,703 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c that has 1 procedures, 1203 locations, 1 initial locations, 0 loop locations, and 6 error locations. [2025-02-07 21:21:26,775 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:21:26,786 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;@77904867, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:21:26,786 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-02-07 21:21:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 1202 states, 924 states have (on average 1.998917748917749) internal successors, (1847), 1201 states have internal predecessors, (1847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-07 21:21:26,807 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:26,810 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:26,810 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:26,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:26,818 INFO L85 PathProgramCache]: Analyzing trace with hash -38644752, now seen corresponding path program 1 times [2025-02-07 21:21:26,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:26,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892183320] [2025-02-07 21:21:26,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:26,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:26,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-07 21:21:26,992 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-07 21:21:26,993 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:26,993 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:27,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:27,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:27,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892183320] [2025-02-07 21:21:27,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892183320] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:27,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:27,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:21:27,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350641799] [2025-02-07 21:21:27,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:27,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:21:27,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:27,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:21:27,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:21:27,219 INFO L87 Difference]: Start difference. First operand has 1202 states, 924 states have (on average 1.998917748917749) internal successors, (1847), 1201 states have internal predecessors, (1847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:27,413 INFO L93 Difference]: Finished difference Result 1223 states and 1847 transitions. [2025-02-07 21:21:27,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:21:27,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2025-02-07 21:21:27,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:27,420 INFO L225 Difference]: With dead ends: 1223 [2025-02-07 21:21:27,420 INFO L226 Difference]: Without dead ends: 148 [2025-02-07 21:21:27,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:21:27,425 INFO L435 NwaCegarLoop]: 1360 mSDtfsCounter, 1383 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 1374 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:27,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1383 Valid, 1374 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:21:27,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2025-02-07 21:21:27,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2025-02-07 21:21:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 143 states have (on average 1.027972027972028) internal successors, (147), 147 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 147 transitions. [2025-02-07 21:21:27,451 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 147 transitions. Word has length 49 [2025-02-07 21:21:27,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:27,453 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 147 transitions. [2025-02-07 21:21:27,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 147 transitions. [2025-02-07 21:21:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-07 21:21:27,456 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:27,456 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:27,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 21:21:27,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:27,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:27,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1480111637, now seen corresponding path program 1 times [2025-02-07 21:21:27,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:27,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199783881] [2025-02-07 21:21:27,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:27,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:27,480 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-07 21:21:27,532 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-07 21:21:27,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:27,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:27,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:27,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:27,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199783881] [2025-02-07 21:21:27,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199783881] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:27,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:27,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:21:27,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024997836] [2025-02-07 21:21:27,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:27,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:21:27,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:27,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:21:27,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:21:27,758 INFO L87 Difference]: Start difference. First operand 148 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:27,894 INFO L93 Difference]: Finished difference Result 148 states and 147 transitions. [2025-02-07 21:21:27,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:21:27,895 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2025-02-07 21:21:27,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:27,895 INFO L225 Difference]: With dead ends: 148 [2025-02-07 21:21:27,896 INFO L226 Difference]: Without dead ends: 120 [2025-02-07 21:21:27,896 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:21:27,897 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 328 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:27,897 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 70 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:21:27,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2025-02-07 21:21:27,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2025-02-07 21:21:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 116 states have (on average 1.0258620689655173) internal successors, (119), 119 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 119 transitions. [2025-02-07 21:21:27,905 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 119 transitions. Word has length 49 [2025-02-07 21:21:27,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:27,905 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 119 transitions. [2025-02-07 21:21:27,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 119 transitions. [2025-02-07 21:21:27,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-07 21:21:27,906 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:27,906 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:27,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:21:27,906 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:27,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:27,906 INFO L85 PathProgramCache]: Analyzing trace with hash -806963671, now seen corresponding path program 1 times [2025-02-07 21:21:27,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:27,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371292072] [2025-02-07 21:21:27,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:27,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:27,931 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-07 21:21:27,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-07 21:21:27,948 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:27,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:28,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:28,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371292072] [2025-02-07 21:21:28,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371292072] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:28,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:28,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:21:28,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418403642] [2025-02-07 21:21:28,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:28,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:21:28,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:28,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:21:28,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:21:28,017 INFO L87 Difference]: Start difference. First operand 120 states and 119 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:28,033 INFO L93 Difference]: Finished difference Result 120 states and 119 transitions. [2025-02-07 21:21:28,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:21:28,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2025-02-07 21:21:28,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:28,034 INFO L225 Difference]: With dead ends: 120 [2025-02-07 21:21:28,034 INFO L226 Difference]: Without dead ends: 98 [2025-02-07 21:21:28,035 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:21:28,035 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 70 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:28,036 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 98 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:21:28,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2025-02-07 21:21:28,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2025-02-07 21:21:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 95 states have (on average 1.0210526315789474) internal successors, (97), 97 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 97 transitions. [2025-02-07 21:21:28,040 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 97 transitions. Word has length 49 [2025-02-07 21:21:28,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:28,041 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 97 transitions. [2025-02-07 21:21:28,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 97 transitions. [2025-02-07 21:21:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-07 21:21:28,041 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:28,041 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:28,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:21:28,041 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:28,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:28,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1550586984, now seen corresponding path program 1 times [2025-02-07 21:21:28,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:28,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207281548] [2025-02-07 21:21:28,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:28,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:28,059 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-07 21:21:28,075 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-07 21:21:28,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:28,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:28,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:28,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207281548] [2025-02-07 21:21:28,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207281548] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:28,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:28,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:21:28,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798189573] [2025-02-07 21:21:28,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:28,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:21:28,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:28,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:21:28,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:21:28,259 INFO L87 Difference]: Start difference. First operand 98 states and 97 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:28,392 INFO L93 Difference]: Finished difference Result 98 states and 97 transitions. [2025-02-07 21:21:28,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:21:28,392 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2025-02-07 21:21:28,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:28,393 INFO L225 Difference]: With dead ends: 98 [2025-02-07 21:21:28,393 INFO L226 Difference]: Without dead ends: 74 [2025-02-07 21:21:28,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:21:28,393 INFO L435 NwaCegarLoop]: 41 mSDtfsCounter, 178 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:28,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 55 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:21:28,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2025-02-07 21:21:28,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2025-02-07 21:21:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 73 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 73 transitions. [2025-02-07 21:21:28,402 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 73 transitions. Word has length 49 [2025-02-07 21:21:28,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:28,402 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 73 transitions. [2025-02-07 21:21:28,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 73 transitions. [2025-02-07 21:21:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-02-07 21:21:28,403 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:28,403 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:28,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-07 21:21:28,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:28,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:28,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1491402636, now seen corresponding path program 1 times [2025-02-07 21:21:28,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:28,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760204504] [2025-02-07 21:21:28,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:28,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:28,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-02-07 21:21:28,468 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-02-07 21:21:28,468 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:28,468 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:28,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:28,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760204504] [2025-02-07 21:21:28,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760204504] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:28,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:28,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 21:21:28,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864837930] [2025-02-07 21:21:28,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:28,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 21:21:28,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:28,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 21:21:28,633 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:21:28,633 INFO L87 Difference]: Start difference. First operand 74 states and 73 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:28,693 INFO L93 Difference]: Finished difference Result 74 states and 73 transitions. [2025-02-07 21:21:28,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:21:28,693 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2025-02-07 21:21:28,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:28,694 INFO L225 Difference]: With dead ends: 74 [2025-02-07 21:21:28,694 INFO L226 Difference]: Without dead ends: 54 [2025-02-07 21:21:28,694 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-07 21:21:28,694 INFO L435 NwaCegarLoop]: 32 mSDtfsCounter, 106 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:28,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 54 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:21:28,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2025-02-07 21:21:28,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2025-02-07 21:21:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.0) internal successors, (53), 53 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 53 transitions. [2025-02-07 21:21:28,696 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 53 transitions. Word has length 49 [2025-02-07 21:21:28,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:28,696 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 53 transitions. [2025-02-07 21:21:28,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:28,696 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 53 transitions. [2025-02-07 21:21:28,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2025-02-07 21:21:28,698 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:21:28,698 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:21:28,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-07 21:21:28,699 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2025-02-07 21:21:28,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:21:28,699 INFO L85 PathProgramCache]: Analyzing trace with hash 789502912, now seen corresponding path program 1 times [2025-02-07 21:21:28,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:21:28,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993277531] [2025-02-07 21:21:28,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:21:28,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:21:28,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-02-07 21:21:28,748 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-02-07 21:21:28,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:21:28,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:21:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:21:30,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:21:30,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993277531] [2025-02-07 21:21:30,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993277531] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:21:30,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:21:30,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2025-02-07 21:21:30,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683289394] [2025-02-07 21:21:30,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:21:30,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-02-07 21:21:30,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:21:30,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-02-07 21:21:30,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2025-02-07 21:21:30,203 INFO L87 Difference]: Start difference. First operand 54 states and 53 transitions. Second operand has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:31,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:21:31,426 INFO L93 Difference]: Finished difference Result 54 states and 53 transitions. [2025-02-07 21:21:31,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-07 21:21:31,426 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2025-02-07 21:21:31,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:21:31,431 INFO L225 Difference]: With dead ends: 54 [2025-02-07 21:21:31,431 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:21:31,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=249, Invalid=681, Unknown=0, NotChecked=0, Total=930 [2025-02-07 21:21:31,432 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 187 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:21:31,432 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 177 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:21:31,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:21:31,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:21:31,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:21:31,433 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2025-02-07 21:21:31,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:21:31,433 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:21:31,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 16 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:21:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:21:31,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:21:31,435 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2025-02-07 21:21:31,440 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2025-02-07 21:21:31,440 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2025-02-07 21:21:31,440 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2025-02-07 21:21:31,440 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2025-02-07 21:21:31,440 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2025-02-07 21:21:31,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-07 21:21:31,442 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-02-07 21:21:31,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:21:31,452 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:21:31,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:21:31 BoogieIcfgContainer [2025-02-07 21:21:31,470 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:21:31,470 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:21:31,470 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:21:31,470 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:21:31,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:21:26" (3/4) ... [2025-02-07 21:21:31,473 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:21:31,510 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:21:31,515 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:21:31,519 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-07 21:21:31,523 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:21:31,694 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:21:31,694 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:21:31,694 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:21:31,695 INFO L158 Benchmark]: Toolchain (without parser) took 8751.87ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 106.5MB in the beginning and 125.2MB in the end (delta: -18.8MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,695 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:21:31,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.74ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 84.4MB in the end (delta: 22.0MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.21ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 62.1MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,696 INFO L158 Benchmark]: Boogie Preprocessor took 151.23ms. Allocated memory is still 142.6MB. Free memory was 62.1MB in the beginning and 44.8MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,696 INFO L158 Benchmark]: IcfgBuilder took 2624.62ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 44.8MB in the beginning and 87.0MB in the end (delta: -42.2MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,696 INFO L158 Benchmark]: TraceAbstraction took 4791.88ms. Allocated memory was 218.1MB in the beginning and 268.4MB in the end (delta: 50.3MB). Free memory was 86.7MB in the beginning and 175.4MB in the end (delta: -88.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:21:31,697 INFO L158 Benchmark]: Witness Printer took 224.35ms. Allocated memory is still 268.4MB. Free memory was 175.4MB in the beginning and 125.2MB in the end (delta: 50.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-07 21:21:31,697 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.74ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 84.4MB in the end (delta: 22.0MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.21ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 62.1MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.23ms. Allocated memory is still 142.6MB. Free memory was 62.1MB in the beginning and 44.8MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * IcfgBuilder took 2624.62ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 44.8MB in the beginning and 87.0MB in the end (delta: -42.2MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4791.88ms. Allocated memory was 218.1MB in the beginning and 268.4MB in the end (delta: 50.3MB). Free memory was 86.7MB in the beginning and 175.4MB in the end (delta: -88.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 224.35ms. Allocated memory is still 268.4MB. Free memory was 175.4MB in the beginning and 125.2MB in the end (delta: 50.2MB). Peak memory consumption was 50.3MB. 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 - PositiveResult [Line: 383]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 705]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1302]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1809]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 3374]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 5206]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1203 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2252 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2252 mSDsluCounter, 1828 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 217 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 398 IncrementalHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 1611 mSDtfsCounter, 398 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1202occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 2471 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 21:21:31,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE