./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ce8f2917f3c045e2dd62444de112f0f7cfab2516baa3561b477720f1fd4fa0b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:10:00,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:10:01,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:10:01,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:10:01,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:10:01,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:10:01,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:10:01,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:10:01,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:10:01,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:10:01,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:10:01,080 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:10:01,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:10:01,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:10:01,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:10:01,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:10:01,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:10:01,081 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:10:01,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:10:01,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> 5ce8f2917f3c045e2dd62444de112f0f7cfab2516baa3561b477720f1fd4fa0b [2024-12-06 00:10:01,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:10:01,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:10:01,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:10:01,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:10:01,331 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:10:01,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c [2024-12-06 00:10:04,054 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/data/d42072970/dde80e46e0744f60a11dfdfdfde2f470/FLAGef27cf8ee [2024-12-06 00:10:04,356 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:10:04,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c [2024-12-06 00:10:04,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/data/d42072970/dde80e46e0744f60a11dfdfdfde2f470/FLAGef27cf8ee [2024-12-06 00:10:04,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/data/d42072970/dde80e46e0744f60a11dfdfdfde2f470 [2024-12-06 00:10:04,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:10:04,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:10:04,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:10:04,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:10:04,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:10:04,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:10:04" (1/1) ... [2024-12-06 00:10:04,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f90a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:04, skipping insertion in model container [2024-12-06 00:10:04,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:10:04" (1/1) ... [2024-12-06 00:10:04,438 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:10:04,605 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2024-12-06 00:10:04,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:10:04,883 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:10:04,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok2.i","-S") [47] [2024-12-06 00:10:04,898 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.2.M1-2.c[1937,1950] [2024-12-06 00:10:05,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:10:05,092 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:10:05,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05 WrapperNode [2024-12-06 00:10:05,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:10:05,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:10:05,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:10:05,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:10:05,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,279 INFO L138 Inliner]: procedures = 59, calls = 1914, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 4119 [2024-12-06 00:10:05,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:10:05,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:10:05,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:10:05,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:10:05,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,427 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:10:05,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:10:05,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:10:05,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:10:05,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:10:05" (1/1) ... [2024-12-06 00:10:05,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:10:05,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:10:05,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:10:05,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc94c44-5a64-4405-a865-4d4676c9ba63/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:10:05,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:10:05,563 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-12-06 00:10:05,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-12-06 00:10:05,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-12-06 00:10:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:10:05,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:10:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-12-06 00:10:05,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-12-06 00:10:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-12-06 00:10:05,566 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-12-06 00:10:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-12-06 00:10:05,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-12-06 00:10:05,901 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:10:05,903 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:10:30,126 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-12-06 00:10:30,126 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:10:30,479 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:10:30,479 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:10:30,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:10:30 BoogieIcfgContainer [2024-12-06 00:10:30,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:10:30,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:10:30,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:10:30,490 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:10:30,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:10:30" (1/1) ... [2024-12-06 00:10:30,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:10:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:10:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1151 states and 1756 transitions. [2024-12-06 00:10:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1756 transitions. [2024-12-06 00:10:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2024-12-06 00:10:30,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:10:30,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:10:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:00,552 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:11:11,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:11:21,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:11:32,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:11:42,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:11:54,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:05,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:15,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:25,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:35,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:12:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 1509 states and 2498 transitions. [2024-12-06 00:12:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2498 transitions. [2024-12-06 00:12:38,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:12:38,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:12:38,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:12:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:02,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:13:13,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:13:23,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:13:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:26,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1614 states and 2684 transitions. [2024-12-06 00:13:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2684 transitions. [2024-12-06 00:13:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:13:26,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:26,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:13:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:14:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:14:17,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:14:28,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:14:38,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:14:48,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:15:00,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:15:10,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:15:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1786 states and 2986 transitions. [2024-12-06 00:15:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2986 transitions. [2024-12-06 00:15:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:15:13,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:13,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:16:14,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:16:24,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:16:34,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:16:43,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:16:58,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:17:09,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:17:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:17:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 1881 states and 3171 transitions. [2024-12-06 00:17:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3171 transitions. [2024-12-06 00:17:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:17:09,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:17:09,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:18:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 1914 states and 3253 transitions. [2024-12-06 00:18:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3253 transitions. [2024-12-06 00:18:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:18:08,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:08,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:18:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:18:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:18:59,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 1937 states and 3309 transitions. [2024-12-06 00:18:59,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3309 transitions. [2024-12-06 00:18:59,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:18:59,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:18:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:19:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:20:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:20:18,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:20:29,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:20:39,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:20:49,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:20:59,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:21:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 2070 states and 3591 transitions. [2024-12-06 00:21:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 3591 transitions. [2024-12-06 00:21:09,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:21:09,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:09,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:21:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 2103 states and 3673 transitions. [2024-12-06 00:21:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 3673 transitions. [2024-12-06 00:21:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:21:52,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:52,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:22:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:22:36,560 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:22:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:22:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 2114 states and 3699 transitions. [2024-12-06 00:22:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 3699 transitions. [2024-12-06 00:22:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:22:37,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:22:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:22:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:24:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-12-06 00:24:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:24:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 2169 states and 3837 transitions. [2024-12-06 00:24:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 3837 transitions. [2024-12-06 00:24:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-12-06 00:24:10,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:24:10,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms