./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 2d62eb188ec8009366dfdca221ff91e65711c28198c7f8ea6438b1bcf863cd3f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 02:33:20,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 02:33:20,825 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 02:33:20,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 02:33:20,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 02:33:20,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 02:33:20,869 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 02:33:20,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 02:33:20,870 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 02:33:20,870 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 02:33:20,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 02:33:20,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 02:33:20,871 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 02:33:20,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 02:33:20,872 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 02:33:20,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 02:33:20,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 02:33:20,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 02:33:20,874 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 02:33:20,874 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 02:33:20,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 02:33:20,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 02:33:20,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 02:33:20,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 02:33:20,876 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 02:33:20,877 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 02:33:20,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 02:33:20,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 02:33:20,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 02:33:20,878 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 02:33:20,878 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 02:33:20,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 02:33:20,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 02:33:20,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 02:33:20,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 02:33:20,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 02:33:20,880 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 02:33:20,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 02:33:20,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 02:33:20,881 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 02:33:20,882 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 02:33:20,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 02:33:20,883 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d62eb188ec8009366dfdca221ff91e65711c28198c7f8ea6438b1bcf863cd3f [2024-11-22 02:33:21,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 02:33:21,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 02:33:21,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 02:33:21,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 02:33:21,189 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 02:33:21,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c [2024-11-22 02:33:22,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 02:33:23,223 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 02:33:23,224 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c [2024-11-22 02:33:23,259 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055afadd6/834d6fc96c9746da809fffda5d07dd02/FLAG48b5b2acf [2024-11-22 02:33:23,276 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055afadd6/834d6fc96c9746da809fffda5d07dd02 [2024-11-22 02:33:23,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 02:33:23,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 02:33:23,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 02:33:23,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 02:33:23,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 02:33:23,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:33:23" (1/1) ... [2024-11-22 02:33:23,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3ff88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:23, skipping insertion in model container [2024-11-22 02:33:23,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:33:23" (1/1) ... [2024-11-22 02:33:23,488 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 02:33:23,990 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c[2836,2849] [2024-11-22 02:33:25,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 02:33:25,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 02:33:25,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug2.i","-S") [61] [2024-11-22 02:33:25,582 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M4-1.c[2836,2849] [2024-11-22 02:33:26,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 02:33:26,456 INFO L204 MainTranslator]: Completed translation [2024-11-22 02:33:26,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26 WrapperNode [2024-11-22 02:33:26,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 02:33:26,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 02:33:26,458 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 02:33:26,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 02:33:26,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:27,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:29,042 INFO L138 Inliner]: procedures = 64, calls = 20729, calls flagged for inlining = 22, calls inlined = 22, statements flattened = 44153 [2024-11-22 02:33:29,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 02:33:29,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 02:33:29,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 02:33:29,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 02:33:29,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:29,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:29,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:30,146 INFO L175 MemorySlicer]: Split 16153 memory accesses to 27 slices as follows [7, 4, 8, 2, 8, 2, 2, 194, 17, 9, 194, 17, 9, 2784, 3760, 2408, 1672, 1188, 852, 325, 429, 325, 429, 325, 429, 325, 429]. 23 percent of accesses are in the largest equivalence class. The 1108 initializations are split as follows [2, 0, 0, 0, 0, 2, 0, 0, 8, 4, 0, 8, 4, 96, 96, 8, 8, 4, 4, 108, 108, 108, 108, 108, 108, 108, 108]. The 1293 writes are split as follows [3, 0, 4, 1, 4, 0, 1, 98, 1, 1, 98, 1, 1, 96, 96, 8, 8, 4, 4, 109, 107, 109, 107, 109, 107, 109, 107]. [2024-11-22 02:33:30,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:30,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 02:33:31,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 02:33:31,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 02:33:31,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 02:33:31,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (1/1) ... [2024-11-22 02:33:31,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 02:33:31,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 02:33:32,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 02:33:32,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 02:33:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 02:33:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-22 02:33:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-22 02:33:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-22 02:33:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-22 02:33:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-22 02:33:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 02:33:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 02:33:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-22 02:33:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-22 02:33:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 02:33:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-22 02:33:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-22 02:33:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-22 02:33:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-22 02:33:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-22 02:33:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-22 02:33:32,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 02:33:32,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 02:33:32,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-22 02:33:32,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-22 02:33:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-22 02:33:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-22 02:33:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-22 02:33:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-22 02:33:32,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-22 02:33:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-22 02:33:32,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-22 02:33:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-22 02:33:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-22 02:33:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 02:33:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 02:33:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-22 02:33:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-22 02:33:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-22 02:33:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-22 02:33:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-22 02:33:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-22 02:33:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 02:33:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 02:33:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 02:33:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-22 02:33:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-22 02:33:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-22 02:33:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 02:33:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 02:33:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-22 02:33:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-22 02:33:32,120 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-22 02:33:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-22 02:33:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-22 02:33:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-22 02:33:32,121 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-22 02:33:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-22 02:33:34,237 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 02:33:34,240 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 02:34:07,294 INFO L? ?]: Removed 340 outVars from TransFormulas that were not future-live. [2024-11-22 02:34:07,294 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 02:34:07,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 02:34:07,480 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 02:34:07,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:34:07 BoogieIcfgContainer [2024-11-22 02:34:07,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 02:34:07,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 02:34:07,486 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 02:34:07,489 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 02:34:07,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:33:23" (1/3) ... [2024-11-22 02:34:07,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f1b7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:34:07, skipping insertion in model container [2024-11-22 02:34:07,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:33:26" (2/3) ... [2024-11-22 02:34:07,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f1b7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:34:07, skipping insertion in model container [2024-11-22 02:34:07,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:34:07" (3/3) ... [2024-11-22 02:34:07,493 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_aso.2.M4-1.c [2024-11-22 02:34:07,511 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 02:34:07,512 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 02:34:07,940 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 02:34:07,947 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;@706d325a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 02:34:07,947 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 02:34:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 12867 states, 8327 states have (on average 1.3062327368800288) internal successors, (10877), 8440 states have internal predecessors, (10877), 4517 states have call successors, (4517), 21 states have call predecessors, (4517), 21 states have return successors, (4517), 4514 states have call predecessors, (4517), 4517 states have call successors, (4517) [2024-11-22 02:34:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5901 [2024-11-22 02:34:08,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 02:34:08,797 INFO L215 NwaCegarLoop]: trace histogram [551, 551, 551, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 02:34:08,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 02:34:08,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1774937377, now seen corresponding path program 1 times [2024-11-22 02:34:08,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 02:34:08,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026498189] [2024-11-22 02:34:08,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 02:34:08,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 02:34:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 02:34:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 606100 backedges. 0 proven. 1100 refuted. 0 times theorem prover too weak. 605000 trivial. 0 not checked. [2024-11-22 02:34:54,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 02:34:54,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026498189] [2024-11-22 02:34:54,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026498189] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 02:34:54,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170952791] [2024-11-22 02:34:54,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 02:34:54,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 02:34:54,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 02:34:54,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 02:34:54,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process