./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9 --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 64bit --witnessprinter.graph.data.programhash 4d5b4b32fa0da80203e2a18166964cfde265e42cc1a9ca2751016d17ee22d414 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:17:28,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:17:28,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:17:28,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:17:28,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:17:28,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:17:28,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:17:28,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:17:28,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:17:28,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:17:28,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:17:28,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:17:28,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:17:28,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:17:28,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:17:28,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:17:28,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:17:28,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:17:28,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:17:28,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:17:28,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:17:28,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:17:28,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:17:28,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:17:28,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:17:28,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:17:28,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:17:28,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:17:28,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:17:28,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:17:28,120 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d5b4b32fa0da80203e2a18166964cfde265e42cc1a9ca2751016d17ee22d414 [2023-12-02 22:17:28,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:17:28,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:17:28,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:17:28,350 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:17:28,351 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:17:28,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-12-02 22:17:31,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:17:31,423 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:17:31,424 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-12-02 22:17:31,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/220d727da/e54a4a5811904c0881a1be4b2caba8c6/FLAGaa1731db2 [2023-12-02 22:17:31,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/220d727da/e54a4a5811904c0881a1be4b2caba8c6 [2023-12-02 22:17:31,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:17:31,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:17:31,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:17:31,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:17:31,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:17:31,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:17:31" (1/1) ... [2023-12-02 22:17:31,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26174a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:31, skipping insertion in model container [2023-12-02 22:17:31,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:17:31" (1/1) ... [2023-12-02 22:17:31,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:17:32,555 WARN L240 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[110947,110960] [2023-12-02 22:17:32,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:17:32,990 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:17:33,096 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)); [3320-3321] [2023-12-02 22:17:33,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3358] [2023-12-02 22:17:33,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3361] [2023-12-02 22:17:33,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3364] [2023-12-02 22:17:33,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3367] [2023-12-02 22:17:33,123 WARN L240 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[110947,110960] [2023-12-02 22:17:33,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5850] [2023-12-02 22:17:33,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5855] [2023-12-02 22:17:33,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5860] [2023-12-02 22:17:33,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5865] [2023-12-02 22:17:33,296 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"); [5899] [2023-12-02 22:17:33,296 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"); [5904] [2023-12-02 22:17:33,297 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"); [5909] [2023-12-02 22:17:33,297 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"); [5914] [2023-12-02 22:17:33,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:17:33,415 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:17:33,415 WARN L675 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:17:33,415 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:17:33,416 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:17:33,424 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:17:33,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33 WrapperNode [2023-12-02 22:17:33,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:17:33,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:17:33,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:17:33,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:17:33,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,679 INFO L138 Inliner]: procedures = 204, calls = 2437, calls flagged for inlining = 86, calls inlined = 86, statements flattened = 5547 [2023-12-02 22:17:33,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:17:33,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:17:33,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:17:33,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:17:33,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,805 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,830 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:17:33,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:17:33,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:17:33,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:17:33,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:17:33" (1/1) ... [2023-12-02 22:17:33,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:17:33,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:17:33,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:17:33,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:17:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-12-02 22:17:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-12-02 22:17:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2023-12-02 22:17:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-12-02 22:17:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 22:17:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 22:17:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-12-02 22:17:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-12-02 22:17:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2023-12-02 22:17:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2023-12-02 22:17:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-12-02 22:17:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-12-02 22:17:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 22:17:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 22:17:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2023-12-02 22:17:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2023-12-02 22:17:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-12-02 22:17:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-12-02 22:17:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-12-02 22:17:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-12-02 22:17:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2023-12-02 22:17:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2023-12-02 22:17:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-12-02 22:17:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-12-02 22:17:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-12-02 22:17:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-12-02 22:17:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2023-12-02 22:17:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2023-12-02 22:17:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 22:17:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 22:17:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2023-12-02 22:17:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2023-12-02 22:17:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:17:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:17:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2023-12-02 22:17:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2023-12-02 22:17:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-12-02 22:17:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-12-02 22:17:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2023-12-02 22:17:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2023-12-02 22:17:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-12-02 22:17:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-12-02 22:17:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2023-12-02 22:17:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-12-02 22:17:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-12-02 22:17:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2023-12-02 22:17:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2023-12-02 22:17:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2023-12-02 22:17:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2023-12-02 22:17:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-12-02 22:17:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 22:17:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:17:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2023-12-02 22:17:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2023-12-02 22:17:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 22:17:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2023-12-02 22:17:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2023-12-02 22:17:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-12-02 22:17:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-12-02 22:17:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-12-02 22:17:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-12-02 22:17:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 22:17:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 22:17:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 22:17:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 22:17:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2023-12-02 22:17:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2023-12-02 22:17:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-12-02 22:17:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-12-02 22:17:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 22:17:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 22:17:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_reg [2023-12-02 22:17:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_reg [2023-12-02 22:17:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-12-02 22:17:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-12-02 22:17:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-12-02 22:17:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-12-02 22:17:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-12-02 22:17:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-12-02 22:17:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-12-02 22:17:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-12-02 22:17:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-12-02 22:17:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-12-02 22:17:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-12-02 22:17:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-12-02 22:17:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-12-02 22:17:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-12-02 22:17:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 22:17:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 22:17:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-12-02 22:17:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2023-12-02 22:17:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2023-12-02 22:17:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2023-12-02 22:17:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-12-02 22:17:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-12-02 22:17:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-12-02 22:17:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-12-02 22:17:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2023-12-02 22:17:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2023-12-02 22:17:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2023-12-02 22:17:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2023-12-02 22:17:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 22:17:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-12-02 22:17:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_der [2023-12-02 22:17:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_der [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2023-12-02 22:17:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2023-12-02 22:17:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2023-12-02 22:17:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 22:17:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-12-02 22:17:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-12-02 22:17:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2023-12-02 22:17:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-12-02 22:17:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2023-12-02 22:17:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-12-02 22:17:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2023-12-02 22:17:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2023-12-02 22:17:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-12-02 22:17:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-12-02 22:17:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-12-02 22:17:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-12-02 22:17:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-12-02 22:17:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-12-02 22:17:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-02 22:17:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-02 22:17:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2023-12-02 22:17:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2023-12-02 22:17:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-12-02 22:17:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-12-02 22:17:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-12-02 22:17:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-12-02 22:17:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2023-12-02 22:17:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2023-12-02 22:17:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-12-02 22:17:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-12-02 22:17:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2023-12-02 22:17:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2023-12-02 22:17:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:17:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2023-12-02 22:17:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2023-12-02 22:17:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2023-12-02 22:17:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2023-12-02 22:17:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:17:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:17:34,613 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:17:34,616 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:17:34,810 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 22:17:50,260 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:17:51,967 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:17:51,967 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:17:51,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:17:51 BoogieIcfgContainer [2023-12-02 22:17:51,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:17:51,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:17:51,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:17:51,980 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:17:51,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:17:51" (1/1) ... [2023-12-02 22:17:51,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:17:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1485 states and 2229 transitions. [2023-12-02 22:17:52,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2229 transitions. [2023-12-02 22:17:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:17:52,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:52,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:03,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1490 states and 2318 transitions. [2023-12-02 22:18:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2318 transitions. [2023-12-02 22:18:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:18:04,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:04,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:05,338 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1491 states and 2319 transitions. [2023-12-02 22:18:05,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2319 transitions. [2023-12-02 22:18:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:18:05,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:05,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:06,597 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:18:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1493 states and 2322 transitions. [2023-12-02 22:18:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 2322 transitions. [2023-12-02 22:18:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:18:06,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:06,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1496 states and 2395 transitions. [2023-12-02 22:18:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2395 transitions. [2023-12-02 22:18:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:18:07,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:07,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:08,937 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1501 states and 2473 transitions. [2023-12-02 22:18:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2473 transitions. [2023-12-02 22:18:09,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:18:09,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:09,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:18:10,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1503 states and 2476 transitions. [2023-12-02 22:18:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2476 transitions. [2023-12-02 22:18:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:18:10,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:10,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:11,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1502 states and 2471 transitions. [2023-12-02 22:18:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2471 transitions. [2023-12-02 22:18:11,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:18:11,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:11,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 1504 states and 2473 transitions. [2023-12-02 22:18:12,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2473 transitions. [2023-12-02 22:18:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:18:12,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:12,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:14,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1503 states and 2468 transitions. [2023-12-02 22:18:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2468 transitions. [2023-12-02 22:18:14,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:18:14,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:14,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:15,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1504 states and 2468 transitions. [2023-12-02 22:18:15,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2468 transitions. [2023-12-02 22:18:15,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:18:15,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:15,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:16,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 1510 states and 2531 transitions. [2023-12-02 22:18:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 2531 transitions. [2023-12-02 22:18:16,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:18:16,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:16,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1513 states and 2536 transitions. [2023-12-02 22:18:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 2536 transitions. [2023-12-02 22:18:17,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:18:17,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:17,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:18,875 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:18:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:18,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1515 states and 2539 transitions. [2023-12-02 22:18:18,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2539 transitions. [2023-12-02 22:18:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:18:18,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:18,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1517 states and 2541 transitions. [2023-12-02 22:18:20,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2541 transitions. [2023-12-02 22:18:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:18:20,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:20,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:21,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1520 states and 2546 transitions. [2023-12-02 22:18:21,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2546 transitions. [2023-12-02 22:18:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:18:21,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:21,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:22,106 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:18:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1523 states and 2549 transitions. [2023-12-02 22:18:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2549 transitions. [2023-12-02 22:18:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:18:22,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:22,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:23,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1524 states and 2549 transitions. [2023-12-02 22:18:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 2549 transitions. [2023-12-02 22:18:23,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:18:23,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:23,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:18:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 1525 states and 2549 transitions. [2023-12-02 22:18:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2549 transitions. [2023-12-02 22:18:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:18:24,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:24,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:35,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1546 states and 2637 transitions. [2023-12-02 22:18:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2637 transitions. [2023-12-02 22:18:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:18:36,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:36,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:18:37,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 1549 states and 2641 transitions. [2023-12-02 22:18:37,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2641 transitions. [2023-12-02 22:18:37,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:18:37,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:37,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:39,620 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:18:49,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1571 states and 2731 transitions. [2023-12-02 22:18:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2731 transitions. [2023-12-02 22:18:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 22:18:51,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:51,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:52,762 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:52,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1572 states and 2731 transitions. [2023-12-02 22:18:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2731 transitions. [2023-12-02 22:18:52,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 22:18:52,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:52,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:18:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1573 states and 2731 transitions. [2023-12-02 22:18:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2731 transitions. [2023-12-02 22:18:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:18:54,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:54,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:18:55,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1581 states and 2745 transitions. [2023-12-02 22:18:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2745 transitions. [2023-12-02 22:18:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:18:55,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:55,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:18:57,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 1583 states and 2747 transitions. [2023-12-02 22:18:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2747 transitions. [2023-12-02 22:18:57,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:18:57,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:57,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:18:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:58,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 1585 states and 2749 transitions. [2023-12-02 22:18:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2749 transitions. [2023-12-02 22:18:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:18:58,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:58,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:19:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1589 states and 2756 transitions. [2023-12-02 22:19:02,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2756 transitions. [2023-12-02 22:19:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:19:02,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:02,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:19:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1591 states and 2759 transitions. [2023-12-02 22:19:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2759 transitions. [2023-12-02 22:19:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:19:04,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:04,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:19:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1593 states and 2761 transitions. [2023-12-02 22:19:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 2761 transitions. [2023-12-02 22:19:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:19:05,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:05,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:19:06,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1595 states and 2763 transitions. [2023-12-02 22:19:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 2763 transitions. [2023-12-02 22:19:06,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:19:06,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:06,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:19:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1595 states and 2756 transitions. [2023-12-02 22:19:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 2756 transitions. [2023-12-02 22:19:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:19:07,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:07,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:19:08,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1596 states and 2756 transitions. [2023-12-02 22:19:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2756 transitions. [2023-12-02 22:19:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:19:08,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:08,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:19:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1598 states and 2758 transitions. [2023-12-02 22:19:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2758 transitions. [2023-12-02 22:19:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:19:10,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:10,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:19:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1599 states and 2758 transitions. [2023-12-02 22:19:11,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2758 transitions. [2023-12-02 22:19:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 22:19:11,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:11,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:19:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1601 states and 2760 transitions. [2023-12-02 22:19:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2760 transitions. [2023-12-02 22:19:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:19:13,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:13,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:14,341 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:19:15,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1603 states and 2762 transitions. [2023-12-02 22:19:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2762 transitions. [2023-12-02 22:19:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 22:19:15,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:15,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:19:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1603 states and 2761 transitions. [2023-12-02 22:19:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2761 transitions. [2023-12-02 22:19:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:19:16,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:16,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:19:17,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:19:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:19:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:19:29,456 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:19:29,458 INFO L158 Benchmark]: Toolchain (without parser) took 117981.52ms. Allocated memory was 155.2MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 106.7MB in the beginning and 553.0MB in the end (delta: -446.4MB). Peak memory consumption was 842.3MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,458 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 58.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:19:29,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1946.91ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 106.2MB in the beginning and 109.0MB in the end (delta: -2.7MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 254.24ms. Allocated memory is still 209.7MB. Free memory was 109.0MB in the beginning and 130.7MB in the end (delta: -21.7MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,460 INFO L158 Benchmark]: Boogie Preprocessor took 204.35ms. Allocated memory is still 209.7MB. Free memory was 130.7MB in the beginning and 97.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,460 INFO L158 Benchmark]: RCFGBuilder took 18083.97ms. Allocated memory was 209.7MB in the beginning and 434.1MB in the end (delta: 224.4MB). Free memory was 97.1MB in the beginning and 241.1MB in the end (delta: -144.0MB). Peak memory consumption was 191.6MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,460 INFO L158 Benchmark]: CodeCheck took 97487.13ms. Allocated memory was 434.1MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 241.1MB in the beginning and 553.0MB in the end (delta: -311.9MB). Peak memory consumption was 694.7MB. Max. memory is 16.1GB. [2023-12-02 22:19:29,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 58.8MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1946.91ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 106.2MB in the beginning and 109.0MB in the end (delta: -2.7MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 254.24ms. Allocated memory is still 209.7MB. Free memory was 109.0MB in the beginning and 130.7MB in the end (delta: -21.7MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.35ms. Allocated memory is still 209.7MB. Free memory was 130.7MB in the beginning and 97.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 18083.97ms. Allocated memory was 209.7MB in the beginning and 434.1MB in the end (delta: 224.4MB). Free memory was 97.1MB in the beginning and 241.1MB in the end (delta: -144.0MB). Peak memory consumption was 191.6MB. Max. memory is 16.1GB. * CodeCheck took 97487.13ms. Allocated memory was 434.1MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 241.1MB in the beginning and 553.0MB in the end (delta: -311.9MB). Peak memory consumption was 694.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3320]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3320-3321] - GenericResultAtLocation [Line: 3358]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3358] - GenericResultAtLocation [Line: 3361]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3361] - GenericResultAtLocation [Line: 3364]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3364] - GenericResultAtLocation [Line: 3367]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3367] - GenericResultAtLocation [Line: 5850]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5850] - GenericResultAtLocation [Line: 5855]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5855] - GenericResultAtLocation [Line: 5860]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5860] - GenericResultAtLocation [Line: 5865]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5865] - GenericResultAtLocation [Line: 5899]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5899] - GenericResultAtLocation [Line: 5904]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5904] - GenericResultAtLocation [Line: 5909]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5909] - GenericResultAtLocation [Line: 5914]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5914] RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:19:29,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9 --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 64bit --witnessprinter.graph.data.programhash 4d5b4b32fa0da80203e2a18166964cfde265e42cc1a9ca2751016d17ee22d414 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:19:31,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:19:31,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:19:31,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:19:31,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:19:31,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:19:31,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:19:31,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:19:31,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:19:31,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:19:31,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:19:31,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:19:31,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:19:31,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:19:31,478 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:19:31,478 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:19:31,479 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:19:31,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:19:31,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:19:31,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:19:31,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:19:31,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:19:31,482 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:19:31,482 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:19:31,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:19:31,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:19:31,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:19:31,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:19:31,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:19:31,485 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:19:31,485 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:19:31,486 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:19:31,486 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:19:31,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:19:31,487 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d5b4b32fa0da80203e2a18166964cfde265e42cc1a9ca2751016d17ee22d414 [2023-12-02 22:19:31,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:19:31,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:19:31,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:19:31,792 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:19:31,792 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:19:31,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-12-02 22:19:34,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:19:34,893 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:19:34,894 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-12-02 22:19:34,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/2ed7f504e/91c4e4410905489bab49b4335cb2b562/FLAGed28cf7d6 [2023-12-02 22:19:34,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/data/2ed7f504e/91c4e4410905489bab49b4335cb2b562 [2023-12-02 22:19:34,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:19:34,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:19:34,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:19:34,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:19:34,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:19:34,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:34" (1/1) ... [2023-12-02 22:19:34,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea4368f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:34, skipping insertion in model container [2023-12-02 22:19:34,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:19:34" (1/1) ... [2023-12-02 22:19:35,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:19:35,988 WARN L240 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[110947,110960] [2023-12-02 22:19:36,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:19:36,415 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 22:19:36,457 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:19:36,538 WARN L240 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[110947,110960] [2023-12-02 22:19:36,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:19:36,699 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:19:36,803 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)); [3320-3321] [2023-12-02 22:19:36,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3358] [2023-12-02 22:19:36,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3361] [2023-12-02 22:19:36,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3364] [2023-12-02 22:19:36,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3367] [2023-12-02 22:19:36,825 WARN L240 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_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[110947,110960] [2023-12-02 22:19:36,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5850] [2023-12-02 22:19:36,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5855] [2023-12-02 22:19:36,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5860] [2023-12-02 22:19:36,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5865] [2023-12-02 22:19:36,985 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"); [5899] [2023-12-02 22:19:36,986 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"); [5904] [2023-12-02 22:19:36,986 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"); [5909] [2023-12-02 22:19:36,987 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"); [5914] [2023-12-02 22:19:37,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:19:37,133 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:19:37,134 WARN L675 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:19:37,134 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:19:37,134 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:19:37,142 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:19:37,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37 WrapperNode [2023-12-02 22:19:37,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:19:37,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:19:37,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:19:37,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:19:37,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,398 INFO L138 Inliner]: procedures = 219, calls = 2437, calls flagged for inlining = 86, calls inlined = 86, statements flattened = 5064 [2023-12-02 22:19:37,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:19:37,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:19:37,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:19:37,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:19:37,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:19:37,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:19:37,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:19:37,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:19:37,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:19:37" (1/1) ... [2023-12-02 22:19:37,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:19:37,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:19:37,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:19:37,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:19:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 22:19:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-12-02 22:19:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-12-02 22:19:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2023-12-02 22:19:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2023-12-02 22:19:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-12-02 22:19:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-12-02 22:19:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-12-02 22:19:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 22:19:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 22:19:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-12-02 22:19:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-12-02 22:19:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2023-12-02 22:19:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2023-12-02 22:19:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-12-02 22:19:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-12-02 22:19:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 22:19:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 22:19:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2023-12-02 22:19:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2023-12-02 22:19:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-12-02 22:19:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-12-02 22:19:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-12-02 22:19:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-12-02 22:19:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2023-12-02 22:19:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2023-12-02 22:19:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-12-02 22:19:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-12-02 22:19:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-12-02 22:19:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-12-02 22:19:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2023-12-02 22:19:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2023-12-02 22:19:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 22:19:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 22:19:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2023-12-02 22:19:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2023-12-02 22:19:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:19:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:19:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2023-12-02 22:19:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2023-12-02 22:19:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-12-02 22:19:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-12-02 22:19:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2023-12-02 22:19:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2023-12-02 22:19:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-12-02 22:19:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-12-02 22:19:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2023-12-02 22:19:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2023-12-02 22:19:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-12-02 22:19:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-12-02 22:19:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-12-02 22:19:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-12-02 22:19:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:19:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 22:19:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2023-12-02 22:19:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2023-12-02 22:19:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2023-12-02 22:19:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2023-12-02 22:19:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2023-12-02 22:19:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-12-02 22:19:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 22:19:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:19:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2023-12-02 22:19:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2023-12-02 22:19:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 22:19:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2023-12-02 22:19:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2023-12-02 22:19:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-12-02 22:19:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-12-02 22:19:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-12-02 22:19:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 22:19:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-12-02 22:19:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 22:19:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 22:19:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2023-12-02 22:19:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2023-12-02 22:19:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-12-02 22:19:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-12-02 22:19:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 22:19:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 22:19:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_reg [2023-12-02 22:19:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_reg [2023-12-02 22:19:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-12-02 22:19:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-12-02 22:19:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-12-02 22:19:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-12-02 22:19:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-12-02 22:19:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-12-02 22:19:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-12-02 22:19:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-12-02 22:19:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-12-02 22:19:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-12-02 22:19:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-12-02 22:19:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-12-02 22:19:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-12-02 22:19:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-12-02 22:19:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 22:19:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 22:19:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-12-02 22:19:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-12-02 22:19:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2023-12-02 22:19:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2023-12-02 22:19:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2023-12-02 22:19:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2023-12-02 22:19:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-12-02 22:19:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-12-02 22:19:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-12-02 22:19:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-12-02 22:19:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2023-12-02 22:19:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2023-12-02 22:19:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2023-12-02 22:19:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2023-12-02 22:19:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 22:19:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 22:19:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-12-02 22:19:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-12-02 22:19:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_s_der [2023-12-02 22:19:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_s_der [2023-12-02 22:19:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2023-12-02 22:19:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2023-12-02 22:19:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2023-12-02 22:19:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2023-12-02 22:19:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-12-02 22:19:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-12-02 22:19:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-02 22:19:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-12-02 22:19:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 22:19:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 22:19:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-12-02 22:19:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-12-02 22:19:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-12-02 22:19:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-12-02 22:19:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2023-12-02 22:19:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2023-12-02 22:19:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:19:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-12-02 22:19:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2023-12-02 22:19:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-12-02 22:19:37,733 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-12-02 22:19:37,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-12-02 22:19:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2023-12-02 22:19:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2023-12-02 22:19:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-12-02 22:19:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-12-02 22:19:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-12-02 22:19:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-12-02 22:19:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-12-02 22:19:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-12-02 22:19:37,734 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-02 22:19:37,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-02 22:19:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2023-12-02 22:19:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2023-12-02 22:19:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-12-02 22:19:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-12-02 22:19:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-12-02 22:19:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-12-02 22:19:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2023-12-02 22:19:37,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2023-12-02 22:19:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-12-02 22:19:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-12-02 22:19:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2023-12-02 22:19:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2023-12-02 22:19:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-12-02 22:19:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2023-12-02 22:19:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2023-12-02 22:19:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2023-12-02 22:19:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2023-12-02 22:19:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:19:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:19:38,398 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:19:38,401 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:19:38,861 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 22:21:17,612 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:21:18,555 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:21:18,555 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:21:18,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:21:18 BoogieIcfgContainer [2023-12-02 22:21:18,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:21:18,558 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:21:18,558 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:21:18,565 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:21:18,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:21:18" (1/1) ... [2023-12-02 22:21:18,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:21:18,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:18,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1485 states and 2229 transitions. [2023-12-02 22:21:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 2229 transitions. [2023-12-02 22:21:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:21:18,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:18,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:21:18,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:21:18,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:21:18,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:21:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:23,373 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:21:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:29,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 3021 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:21:29,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:30,861 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:21:30,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:21:42,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:44,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1496 states and 2350 transitions. [2023-12-02 22:21:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2350 transitions. [2023-12-02 22:21:44,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:21:44,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:44,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:21:44,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:21:44,817 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:21:44,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:21:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:49,160 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:21:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:54,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 3022 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:21:54,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:54,953 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:21:54,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:21:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1502 states and 2445 transitions. [2023-12-02 22:21:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2445 transitions. [2023-12-02 22:21:58,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:21:58,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:58,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:21:58,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:21:58,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:21:58,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 22:22:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:02,158 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:22:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:07,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 3024 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:07,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:09,712 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:22:09,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 22:22:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:09,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1503 states and 2446 transitions. [2023-12-02 22:22:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2446 transitions. [2023-12-02 22:22:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:22:09,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:09,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:09,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:09,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:09,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 22:22:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:14,038 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:22:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:19,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 3025 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:19,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:19,761 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:22:19,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 22:22:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:19,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1504 states and 2447 transitions. [2023-12-02 22:22:19,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 2447 transitions. [2023-12-02 22:22:19,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:22:19,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:19,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:19,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:19,833 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:19,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 22:22:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:24,383 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:22:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:29,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:29,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:32,435 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:22:32,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 22:22:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1506 states and 2450 transitions. [2023-12-02 22:22:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 2450 transitions. [2023-12-02 22:22:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:22:32,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:32,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:32,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:32,500 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:32,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 22:22:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:36,817 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:22:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:41,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:41,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:22:42,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 22:22:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1509 states and 2523 transitions. [2023-12-02 22:22:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2523 transitions. [2023-12-02 22:22:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:22:48,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:48,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:48,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:48,319 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:48,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 22:22:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:52,581 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:22:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:57,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:57,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:22:58,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 22:22:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1511 states and 2526 transitions. [2023-12-02 22:22:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2526 transitions. [2023-12-02 22:22:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:22:58,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:58,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:22:58,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:22:58,397 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:22:58,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 22:23:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:02,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:23:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:07,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:07,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:23:08,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 22:23:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1516 states and 2604 transitions. [2023-12-02 22:23:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2604 transitions. [2023-12-02 22:23:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:23:18,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:18,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:18,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:18,352 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:18,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 22:23:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:22,660 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:23:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:27,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:27,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:23:30,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 22:23:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:30,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1518 states and 2607 transitions. [2023-12-02 22:23:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2607 transitions. [2023-12-02 22:23:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:23:30,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:30,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:30,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:30,444 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:30,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 22:23:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:34,989 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:23:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:39,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:39,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:23:40,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 22:23:42,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:42,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1517 states and 2601 transitions. [2023-12-02 22:23:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2601 transitions. [2023-12-02 22:23:42,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:23:42,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:42,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:42,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:42,253 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:42,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 22:23:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:46,779 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:23:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:51,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:51,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:52,459 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:23:52,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-02 22:23:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1519 states and 2604 transitions. [2023-12-02 22:23:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2604 transitions. [2023-12-02 22:23:52,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:23:52,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:52,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:52,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:52,589 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:52,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 22:23:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:57,132 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:24:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:02,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:02,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:24:02,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-02 22:24:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1521 states and 2607 transitions. [2023-12-02 22:24:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2607 transitions. [2023-12-02 22:24:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:24:02,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:02,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:02,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:24:02,656 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:24:02,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-02 22:24:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:07,298 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:24:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:12,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 3033 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:12,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:24:13,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-02 22:24:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:14,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1520 states and 2601 transitions. [2023-12-02 22:24:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2601 transitions. [2023-12-02 22:24:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:24:14,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:14,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:14,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:24:14,855 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:24:14,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 22:24:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:19,511 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:24:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:24,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 3034 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:24,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:24:24,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-02 22:24:25,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:25,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 1521 states and 2601 transitions. [2023-12-02 22:24:25,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2601 transitions. [2023-12-02 22:24:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:24:25,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:25,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:25,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:24:25,058 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:24:25,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-02 22:24:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:29,810 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:24:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:34,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 3037 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:34,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:36,360 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:24:36,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-02 22:24:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:56,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1527 states and 2664 transitions. [2023-12-02 22:24:56,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 2664 transitions. [2023-12-02 22:24:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:24:56,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:56,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:24:56,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:24:56,534 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:24:56,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-02 22:25:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:01,418 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:06,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 3036 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:25:06,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:25:06,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-02 22:25:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:12,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1530 states and 2669 transitions. [2023-12-02 22:25:12,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2669 transitions. [2023-12-02 22:25:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:25:12,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:12,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:12,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:12,143 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:12,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-02 22:25:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:16,968 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:21,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 3040 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:25:21,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:25:22,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-02 22:25:25,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1532 states and 2672 transitions. [2023-12-02 22:25:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2672 transitions. [2023-12-02 22:25:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:25:25,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:25,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:25,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:25,510 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:25,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-02 22:25:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:30,487 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:35,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 3038 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:25:35,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:25:36,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-02 22:25:36,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:36,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1534 states and 2674 transitions. [2023-12-02 22:25:36,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2674 transitions. [2023-12-02 22:25:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:25:36,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:36,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:36,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:36,213 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:36,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-02 22:25:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:41,331 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:46,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 3037 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:25:46,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:25:46,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-02 22:25:47,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:47,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1537 states and 2679 transitions. [2023-12-02 22:25:47,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2679 transitions. [2023-12-02 22:25:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:25:47,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:47,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:47,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:47,192 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:47,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-02 22:25:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:52,064 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:25:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:25:56,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 3039 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:25:56,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:25:57,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-02 22:25:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1540 states and 2682 transitions. [2023-12-02 22:25:57,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2682 transitions. [2023-12-02 22:25:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:25:57,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:57,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:25:57,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:25:57,943 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:25:57,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-02 22:26:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:03,065 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:26:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:07,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 3040 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:26:07,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:26:08,552 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 22:26:08,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-02 22:26:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1541 states and 2682 transitions. [2023-12-02 22:26:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 2682 transitions. [2023-12-02 22:26:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:26:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:08,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:26:08,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:26:08,689 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:26:08,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-02 22:26:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:13,810 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:26:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:18,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:26:18,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:26:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 22:26:19,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-02 22:26:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:26:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1542 states and 2682 transitions. [2023-12-02 22:26:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2682 transitions. [2023-12-02 22:26:19,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:26:19,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:26:19,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:26:19,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:26:19,525 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:26:19,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-02 22:26:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:25,242 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:26:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:26:30,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 3053 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:26:30,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:26:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:26:33,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-02 22:26:46,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:26:51,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:26:58,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:07,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:15,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:25,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:30,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:40,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:27:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:40,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1562 states and 2712 transitions. [2023-12-02 22:27:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 2712 transitions. [2023-12-02 22:27:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:27:40,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:40,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:27:40,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:27:40,878 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:27:40,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-02 22:27:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:46,221 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:27:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:51,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 3045 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:27:51,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:27:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-02 22:27:51,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-02 22:27:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 1565 states and 2715 transitions. [2023-12-02 22:27:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2715 transitions. [2023-12-02 22:27:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:27:52,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:52,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:27:52,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:27:52,134 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:27:52,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-02 22:28:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:07,448 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:28:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:28:12,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 3054 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:28:12,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:28:27,827 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:28:27,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a2bb6f6-0bc6-49e2-b4c5-7cd3e7ee9b79/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-02 22:28:45,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:28:50,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:29:22,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:29:32,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:29:40,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:29:50,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:29:58,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:30:08,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:30:15,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:30:25,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []