./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk --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 8e24bd3d387a8dc9f49a28dec971e10112e01621b85a87c6eb3a0cec4db0bef2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:37:27,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:37:27,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:37:27,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:37:27,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:37:27,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:37:27,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:37:27,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:37:27,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:37:27,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:37:27,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:37:27,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:37:27,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:37:27,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:37:27,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:37:27,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:37:27,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:37:27,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:37:27,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:37:27,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:37:27,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:37:27,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:37:27,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:37:27,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:37:27,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:37:27,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:37:27,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:37:27,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:27,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:37:27,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:37:27,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:37:27,179 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:37:27,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:37:27,180 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e24bd3d387a8dc9f49a28dec971e10112e01621b85a87c6eb3a0cec4db0bef2 [2024-11-08 23:37:27,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:37:27,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:37:27,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:37:27,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:37:27,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:37:27,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c Unable to find full path for "g++" [2024-11-08 23:37:29,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:37:29,837 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:37:29,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2024-11-08 23:37:29,859 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/data/02455a2ca/e2dc77c8cd2240bab0564a9ca27cf55a/FLAGf690eea83 [2024-11-08 23:37:30,025 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/data/02455a2ca/e2dc77c8cd2240bab0564a9ca27cf55a [2024-11-08 23:37:30,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:37:30,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:37:30,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:30,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:37:30,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:37:30,037 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:30" (1/1) ... [2024-11-08 23:37:30,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131e4bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:30, skipping insertion in model container [2024-11-08 23:37:30,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:30" (1/1) ... [2024-11-08 23:37:30,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:37:30,345 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_297b7748-841a-4c0f-b7ab-60140de3d4d7/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c[2061,2074] [2024-11-08 23:37:30,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:30,842 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:37:30,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug4.i","-S") [44] [2024-11-08 23:37:30,865 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_297b7748-841a-4c0f-b7ab-60140de3d4d7/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c[2061,2074] [2024-11-08 23:37:31,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:31,206 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:37:31,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31 WrapperNode [2024-11-08 23:37:31,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:31,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:31,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:37:31,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:37:31,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,312 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,652 INFO L138 Inliner]: procedures = 73, calls = 3160, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 6435 [2024-11-08 23:37:31,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:31,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:37:31,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:37:31,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:37:31,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:31,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:32,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:32,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:37:32,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:37:32,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:37:32,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:37:32,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:31" (1/1) ... [2024-11-08 23:37:32,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:32,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:37:32,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:37:32,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_297b7748-841a-4c0f-b7ab-60140de3d4d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:37:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:37:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2024-11-08 23:37:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2024-11-08 23:37:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-08 23:37:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-08 23:37:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-08 23:37:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-08 23:37:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-08 23:37:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:37:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-08 23:37:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-08 23:37:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-08 23:37:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-08 23:37:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-08 23:37:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-08 23:37:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-08 23:37:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-08 23:37:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:37:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-08 23:37:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-08 23:37:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-08 23:37:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-08 23:37:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2024-11-08 23:37:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2024-11-08 23:37:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-08 23:37:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-08 23:37:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-08 23:37:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-08 23:37:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-08 23:37:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-08 23:37:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-08 23:37:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2024-11-08 23:37:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:37:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:37:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-08 23:37:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-08 23:37:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-08 23:37:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-08 23:37:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2024-11-08 23:37:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2024-11-08 23:37:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2024-11-08 23:37:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2024-11-08 23:37:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:37:32,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:37:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:37:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:37:32,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:37:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-08 23:37:32,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-08 23:37:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-08 23:37:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-08 23:37:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-08 23:37:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-08 23:37:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2024-11-08 23:37:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2024-11-08 23:37:32,775 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:37:32,837 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:38:05,394 INFO L? ?]: Removed 350 outVars from TransFormulas that were not future-live. [2024-11-08 23:38:05,394 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:38:05,881 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:38:05,884 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:38:05,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:05 BoogieIcfgContainer [2024-11-08 23:38:05,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:38:05,885 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:38:05,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:38:05,897 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:38:05,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:05" (1/1) ... [2024-11-08 23:38:05,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:38:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1576 states and 2394 transitions. [2024-11-08 23:38:06,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2394 transitions. [2024-11-08 23:38:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1172 [2024-11-08 23:38:06,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:06,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms