./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 353dbf3616cd0bc5e0984ff90371bf7d97aa0b9a5a0ff793228fe6026a607d17 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:55:49,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:55:49,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 06:55:49,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:55:49,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:55:49,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:55:49,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:55:49,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:55:49,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:55:49,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:55:49,144 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:55:49,144 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:55:49,144 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:55:49,145 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:55:49,145 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:55:49,146 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:55:49,149 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:55:49,150 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:55:49,150 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:55:49,151 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:55:49,151 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:55:49,154 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:55:49,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:55:49,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:55:49,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:55:49,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:55:49,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:55:49,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:55:49,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:55:49,157 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:55:49,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:55:49,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:55:49,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:55:49,160 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:55:49,161 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:55:49,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:55:49,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:55:49,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:55:49,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:55:49,163 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:55:49,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:55:49,164 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:55:49,165 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:55:49,165 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:55:49,166 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 353dbf3616cd0bc5e0984ff90371bf7d97aa0b9a5a0ff793228fe6026a607d17 [2024-11-09 06:55:49,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:55:49,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:55:49,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:55:49,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:55:49,502 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:55:49,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i Unable to find full path for "g++" [2024-11-09 06:55:51,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:55:52,228 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:55:52,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-09 06:55:52,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/data/ba4130f50/c4ac8e6d99b84710ac3eaf74acc87717/FLAGcde45a152 [2024-11-09 06:55:52,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/data/ba4130f50/c4ac8e6d99b84710ac3eaf74acc87717 [2024-11-09 06:55:52,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:55:52,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:55:52,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:55:52,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:55:52,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:55:52,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:55:52" (1/1) ... [2024-11-09 06:55:52,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee69445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:52, skipping insertion in model container [2024-11-09 06:55:52,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:55:52" (1/1) ... [2024-11-09 06:55:52,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:55:54,423 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_1e549b6a-03e6-4f1d-9304-19601b3f8f84/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2024-11-09 06:55:54,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:55:54,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:55:54,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3317-3318] [2024-11-09 06:55:54,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3355] [2024-11-09 06:55:54,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3358] [2024-11-09 06:55:54,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3361] [2024-11-09 06:55:54,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3364] [2024-11-09 06:55:55,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5603] [2024-11-09 06:55:55,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5608] [2024-11-09 06:55:55,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5613] [2024-11-09 06:55:55,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5618] [2024-11-09 06:55:55,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5652] [2024-11-09 06:55:55,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5657] [2024-11-09 06:55:55,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5662] [2024-11-09 06:55:55,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5667] [2024-11-09 06:55:55,278 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_1e549b6a-03e6-4f1d-9304-19601b3f8f84/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2024-11-09 06:55:55,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:55:55,359 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:55:55,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55 WrapperNode [2024-11-09 06:55:55,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:55:55,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:55:55,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:55:55,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:55:55,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,702 INFO L138 Inliner]: procedures = 186, calls = 2382, calls flagged for inlining = 74, calls inlined = 74, statements flattened = 5377 [2024-11-09 06:55:55,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:55:55,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:55:55,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:55:55,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:55:55,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,909 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:55,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:56,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:55:56,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:55:56,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:55:56,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:55:56,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (1/1) ... [2024-11-09 06:55:56,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:55:56,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:55:56,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:55:56,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:55:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-09 06:55:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-09 06:55:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:55:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2024-11-09 06:55:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2024-11-09 06:55:56,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-09 06:55:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-09 06:55:56,090 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-09 06:55:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-09 06:55:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 06:55:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 06:55:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 06:55:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 06:55:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:55:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 06:55:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 06:55:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2024-11-09 06:55:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2024-11-09 06:55:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2024-11-09 06:55:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2024-11-09 06:55:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2024-11-09 06:55:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2024-11-09 06:55:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2024-11-09 06:55:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2024-11-09 06:55:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2024-11-09 06:55:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2024-11-09 06:55:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 06:55:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 06:55:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-09 06:55:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-09 06:55:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 06:55:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 06:55:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-09 06:55:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-09 06:55:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2024-11-09 06:55:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2024-11-09 06:55:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2024-11-09 06:55:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2024-11-09 06:55:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2024-11-09 06:55:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2024-11-09 06:55:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2024-11-09 06:55:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2024-11-09 06:55:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 06:55:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2024-11-09 06:55:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2024-11-09 06:55:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 06:55:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-09 06:55:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-09 06:55:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2024-11-09 06:55:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2024-11-09 06:55:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2024-11-09 06:55:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2024-11-09 06:55:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 06:55:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 06:55:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-09 06:55:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-09 06:55:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2024-11-09 06:55:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2024-11-09 06:55:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:55:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:55:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2024-11-09 06:55:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2024-11-09 06:55:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2024-11-09 06:55:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2024-11-09 06:55:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2024-11-09 06:55:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2024-11-09 06:55:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 06:55:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 06:55:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:55:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:55:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2024-11-09 06:55:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2024-11-09 06:55:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2024-11-09 06:55:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2024-11-09 06:55:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2024-11-09 06:55:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2024-11-09 06:55:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2024-11-09 06:55:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2024-11-09 06:55:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:55:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2024-11-09 06:55:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2024-11-09 06:55:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-11-09 06:55:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-11-09 06:55:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 06:55:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 06:55:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 06:55:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 06:55:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2024-11-09 06:55:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2024-11-09 06:55:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:55:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2024-11-09 06:55:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2024-11-09 06:55:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 06:55:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 06:55:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:55:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:55:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2024-11-09 06:55:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2024-11-09 06:55:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2024-11-09 06:55:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2024-11-09 06:55:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2024-11-09 06:55:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-09 06:55:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2024-11-09 06:55:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-09 06:55:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-09 06:55:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-09 06:55:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-09 06:55:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 06:55:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 06:55:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2024-11-09 06:55:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2024-11-09 06:55:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:55:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2024-11-09 06:55:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2024-11-09 06:55:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2024-11-09 06:55:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2024-11-09 06:55:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-09 06:55:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-09 06:55:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 06:55:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 06:55:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 06:55:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 06:55:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2024-11-09 06:55:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2024-11-09 06:55:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 06:55:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 06:55:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 06:55:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 06:55:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 06:55:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2024-11-09 06:55:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2024-11-09 06:55:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2024-11-09 06:55:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-09 06:55:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-09 06:55:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2024-11-09 06:55:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2024-11-09 06:55:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 06:55:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 06:55:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:55:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2024-11-09 06:55:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2024-11-09 06:55:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2024-11-09 06:55:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2024-11-09 06:55:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2024-11-09 06:55:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2024-11-09 06:55:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 06:55:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-09 06:55:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-09 06:55:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:55:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:55:56,861 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:55:56,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:55:57,597 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 06:56:43,479 INFO L? ?]: Removed 1723 outVars from TransFormulas that were not future-live. [2024-11-09 06:56:43,479 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:56:46,384 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:56:46,385 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 06:56:46,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:56:46 BoogieIcfgContainer [2024-11-09 06:56:46,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:56:46,390 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:56:46,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:56:46,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:56:46,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:55:52" (1/3) ... [2024-11-09 06:56:46,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9c418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:56:46, skipping insertion in model container [2024-11-09 06:56:46,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:55:55" (2/3) ... [2024-11-09 06:56:46,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9c418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:56:46, skipping insertion in model container [2024-11-09 06:56:46,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:56:46" (3/3) ... [2024-11-09 06:56:46,399 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-09 06:56:46,418 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:56:46,418 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:56:46,545 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:56:46,553 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=FINITE_AUTOMATA, 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;@5fafe7cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:56:46,554 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:56:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand has 1479 states, 952 states have (on average 1.3949579831932772) internal successors, (1328), 984 states have internal predecessors, (1328), 448 states have call successors, (448), 78 states have call predecessors, (448), 77 states have return successors, (442), 435 states have call predecessors, (442), 442 states have call successors, (442) [2024-11-09 06:56:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 06:56:46,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:56:46,583 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:56:46,584 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:56:46,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:56:46,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1600460919, now seen corresponding path program 1 times [2024-11-09 06:56:46,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:56:46,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355932159] [2024-11-09 06:56:46,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:56:46,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:58:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:58:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-09 06:58:23,769 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:58:23,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355932159] [2024-11-09 06:58:23,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355932159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:58:23,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:58:23,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:58:23,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047035081] [2024-11-09 06:58:23,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:58:23,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:58:23,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:58:23,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:58:23,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:58:23,822 INFO L87 Difference]: Start difference. First operand has 1479 states, 952 states have (on average 1.3949579831932772) internal successors, (1328), 984 states have internal predecessors, (1328), 448 states have call successors, (448), 78 states have call predecessors, (448), 77 states have return successors, (442), 435 states have call predecessors, (442), 442 states have call successors, (442) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-09 06:58:26,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:28,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:33,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:58:33,506 INFO L93 Difference]: Finished difference Result 4290 states and 6472 transitions. [2024-11-09 06:58:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:58:33,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 178 [2024-11-09 06:58:33,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:58:33,560 INFO L225 Difference]: With dead ends: 4290 [2024-11-09 06:58:33,560 INFO L226 Difference]: Without dead ends: 2834 [2024-11-09 06:58:33,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:58:33,589 INFO L432 NwaCegarLoop]: 2078 mSDtfsCounter, 2105 mSDsluCounter, 2030 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2105 SdHoareTripleChecker+Valid, 4108 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:58:33,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2105 Valid, 4108 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 277 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2024-11-09 06:58:33,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2024-11-09 06:58:33,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 2832. [2024-11-09 06:58:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2832 states, 1837 states have (on average 1.3941208492106696) internal successors, (2561), 1888 states have internal predecessors, (2561), 845 states have call successors, (845), 149 states have call predecessors, (845), 149 states have return successors, (844), 830 states have call predecessors, (844), 844 states have call successors, (844) [2024-11-09 06:58:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2832 states and 4250 transitions. [2024-11-09 06:58:33,924 INFO L78 Accepts]: Start accepts. Automaton has 2832 states and 4250 transitions. Word has length 178 [2024-11-09 06:58:33,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:58:33,926 INFO L471 AbstractCegarLoop]: Abstraction has 2832 states and 4250 transitions. [2024-11-09 06:58:33,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-09 06:58:33,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 4250 transitions. [2024-11-09 06:58:33,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 06:58:33,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:58:33,940 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:58:33,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:58:33,940 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:58:33,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:58:33,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1023436814, now seen corresponding path program 1 times [2024-11-09 06:58:33,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:58:33,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434197900] [2024-11-09 06:58:33,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:58:33,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:00:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:00:13,748 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-11-09 07:00:13,748 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:00:13,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434197900] [2024-11-09 07:00:13,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434197900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:00:13,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:00:13,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:00:13,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462609180] [2024-11-09 07:00:13,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:00:13,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:00:13,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:00:13,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:00:13,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:00:13,755 INFO L87 Difference]: Start difference. First operand 2832 states and 4250 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 07:00:15,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:00:22,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:00:22,118 INFO L93 Difference]: Finished difference Result 5617 states and 8438 transitions. [2024-11-09 07:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:00:22,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 194 [2024-11-09 07:00:22,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:00:22,166 INFO L225 Difference]: With dead ends: 5617 [2024-11-09 07:00:22,166 INFO L226 Difference]: Without dead ends: 5609 [2024-11-09 07:00:22,172 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:00:22,174 INFO L432 NwaCegarLoop]: 2101 mSDtfsCounter, 2143 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2143 SdHoareTripleChecker+Valid, 4101 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:00:22,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2143 Valid, 4101 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 273 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2024-11-09 07:00:22,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5609 states. [2024-11-09 07:00:22,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5609 to 5609. [2024-11-09 07:00:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5609 states, 3645 states have (on average 1.396159122085048) internal successors, (5089), 3746 states have internal predecessors, (5089), 1669 states have call successors, (1669), 296 states have call predecessors, (1669), 294 states have return successors, (1668), 1638 states have call predecessors, (1668), 1668 states have call successors, (1668) [2024-11-09 07:00:22,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 5609 states and 8426 transitions. [2024-11-09 07:00:22,513 INFO L78 Accepts]: Start accepts. Automaton has 5609 states and 8426 transitions. Word has length 194 [2024-11-09 07:00:22,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:00:22,515 INFO L471 AbstractCegarLoop]: Abstraction has 5609 states and 8426 transitions. [2024-11-09 07:00:22,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 07:00:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 5609 states and 8426 transitions. [2024-11-09 07:00:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-09 07:00:22,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:00:22,530 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:00:22,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:00:22,531 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:00:22,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:00:22,533 INFO L85 PathProgramCache]: Analyzing trace with hash -572559438, now seen corresponding path program 1 times [2024-11-09 07:00:22,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:00:22,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359914908] [2024-11-09 07:00:22,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:00:22,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2024-11-09 07:01:51,341 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:01:51,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359914908] [2024-11-09 07:01:51,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359914908] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:01:51,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112809654] [2024-11-09 07:01:51,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:51,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:01:51,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:01:51,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:01:51,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:03:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:16,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 8165 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:03:16,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-11-09 07:03:17,009 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:03:17,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112809654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:17,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 07:03:17,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2024-11-09 07:03:17,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839772631] [2024-11-09 07:03:17,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:17,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:03:17,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:03:17,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:03:17,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 07:03:17,012 INFO L87 Difference]: Start difference. First operand 5609 states and 8426 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 07:03:19,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:21,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:23,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:29,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:03:29,692 INFO L93 Difference]: Finished difference Result 11181 states and 16799 transitions. [2024-11-09 07:03:29,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:03:29,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 200 [2024-11-09 07:03:29,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:03:29,736 INFO L225 Difference]: With dead ends: 11181 [2024-11-09 07:03:29,736 INFO L226 Difference]: Without dead ends: 5611 [2024-11-09 07:03:29,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 07:03:29,771 INFO L432 NwaCegarLoop]: 2060 mSDtfsCounter, 0 mSDsluCounter, 4109 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6169 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-09 07:03:29,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6169 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 415 Invalid, 3 Unknown, 0 Unchecked, 12.5s Time] [2024-11-09 07:03:29,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5611 states. [2024-11-09 07:03:30,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5611 to 5611. [2024-11-09 07:03:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5611 states, 3647 states have (on average 1.3959418700301618) internal successors, (5091), 3748 states have internal predecessors, (5091), 1669 states have call successors, (1669), 296 states have call predecessors, (1669), 294 states have return successors, (1668), 1638 states have call predecessors, (1668), 1668 states have call successors, (1668) [2024-11-09 07:03:30,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5611 states to 5611 states and 8428 transitions. [2024-11-09 07:03:30,158 INFO L78 Accepts]: Start accepts. Automaton has 5611 states and 8428 transitions. Word has length 200 [2024-11-09 07:03:30,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:03:30,159 INFO L471 AbstractCegarLoop]: Abstraction has 5611 states and 8428 transitions. [2024-11-09 07:03:30,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-09 07:03:30,159 INFO L276 IsEmpty]: Start isEmpty. Operand 5611 states and 8428 transitions. [2024-11-09 07:03:30,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-09 07:03:30,174 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:03:30,174 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:03:30,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:03:30,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:03:30,376 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:03:30,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:30,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1075678219, now seen corresponding path program 1 times [2024-11-09 07:03:30,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:03:30,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621317783] [2024-11-09 07:03:30,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:30,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:04:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2024-11-09 07:04:50,852 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:04:50,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621317783] [2024-11-09 07:04:50,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621317783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:04:50,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:04:50,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:04:50,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20733122] [2024-11-09 07:04:50,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:04:50,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:04:50,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:04:50,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:04:50,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:04:50,856 INFO L87 Difference]: Start difference. First operand 5611 states and 8428 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 07:04:53,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:55,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:05:00,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:05:00,694 INFO L93 Difference]: Finished difference Result 9829 states and 14757 transitions. [2024-11-09 07:05:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:05:00,695 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 229 [2024-11-09 07:05:00,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:05:00,732 INFO L225 Difference]: With dead ends: 9829 [2024-11-09 07:05:00,733 INFO L226 Difference]: Without dead ends: 4257 [2024-11-09 07:05:00,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:05:00,770 INFO L432 NwaCegarLoop]: 2059 mSDtfsCounter, 2192 mSDsluCounter, 2055 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 4114 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:05:00,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2192 Valid, 4114 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 278 Invalid, 2 Unknown, 0 Unchecked, 9.6s Time] [2024-11-09 07:05:00,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4257 states. [2024-11-09 07:05:01,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4257 to 4253. [2024-11-09 07:05:01,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4253 states, 2762 states have (on average 1.393193338160753) internal successors, (3848), 2838 states have internal predecessors, (3848), 1266 states have call successors, (1266), 226 states have call predecessors, (1266), 224 states have return successors, (1265), 1242 states have call predecessors, (1265), 1265 states have call successors, (1265) [2024-11-09 07:05:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 4253 states and 6379 transitions. [2024-11-09 07:05:01,059 INFO L78 Accepts]: Start accepts. Automaton has 4253 states and 6379 transitions. Word has length 229 [2024-11-09 07:05:01,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:05:01,060 INFO L471 AbstractCegarLoop]: Abstraction has 4253 states and 6379 transitions. [2024-11-09 07:05:01,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 07:05:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 6379 transitions. [2024-11-09 07:05:01,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-09 07:05:01,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:05:01,083 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:05:01,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:05:01,084 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_usb_serial_deregisterErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:05:01,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:05:01,084 INFO L85 PathProgramCache]: Analyzing trace with hash 785933362, now seen corresponding path program 1 times [2024-11-09 07:05:01,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:05:01,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287146998] [2024-11-09 07:05:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:05:01,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:06:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:06:25,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1253 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1198 trivial. 0 not checked. [2024-11-09 07:06:25,933 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:06:25,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287146998] [2024-11-09 07:06:25,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287146998] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:06:25,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357126386] [2024-11-09 07:06:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:06:25,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:06:25,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:06:25,936 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:06:25,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e549b6a-03e6-4f1d-9304-19601b3f8f84/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process