./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL --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 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:25,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:25,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:59:25,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:25,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:25,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:25,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:25,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:25,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:25,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:25,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:25,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:25,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:25,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:25,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:25,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:25,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:25,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:25,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:25,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:25,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:25,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:25,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:25,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:25,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:25,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:25,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:25,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:25,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:25,697 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:25,697 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_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 410663f06ff647e412b04b4e33dc5a0aa773139e9be33f59003b35b6e81927a8 [2023-11-19 03:59:25,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:26,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:26,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:26,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:26,015 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:26,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2023-11-19 03:59:29,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:29,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:29,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2023-11-19 03:59:29,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/data/1c3fde833/4e0b262293af409db8fb6288aa13b47b/FLAG340b06186 [2023-11-19 03:59:29,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/data/1c3fde833/4e0b262293af409db8fb6288aa13b47b [2023-11-19 03:59:29,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:29,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:29,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:29,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:29,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:29,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:29" (1/1) ... [2023-11-19 03:59:29,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72859cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:29, skipping insertion in model container [2023-11-19 03:59:29,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:29" (1/1) ... [2023-11-19 03:59:29,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:30,912 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_89e26e41-0167-4cca-90cf-0acc84c87e62/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2023-11-19 03:59:31,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:31,055 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:31,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [2808] [2023-11-19 03:59:31,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2815-2816] [2023-11-19 03:59:31,289 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_89e26e41-0167-4cca-90cf-0acc84c87e62/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2023-11-19 03:59:31,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:31,365 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:31,373 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:31,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31 WrapperNode [2023-11-19 03:59:31,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:31,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:31,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:31,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:31,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,523 INFO L138 Inliner]: procedures = 131, calls = 541, calls flagged for inlining = 49, calls inlined = 41, statements flattened = 1270 [2023-11-19 03:59:31,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:31,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:31,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:31,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:31,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:31,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:31,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:31,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:31,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:31" (1/1) ... [2023-11-19 03:59:31,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:31,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:31,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:31,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89e26e41-0167-4cca-90cf-0acc84c87e62/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:31,722 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-11-19 03:59:31,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-11-19 03:59:31,723 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-11-19 03:59:31,723 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-11-19 03:59:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-11-19 03:59:31,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-11-19 03:59:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-11-19 03:59:31,725 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-11-19 03:59:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:59:31,725 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-11-19 03:59:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-11-19 03:59:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:59:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:59:31,726 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2023-11-19 03:59:31,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2023-11-19 03:59:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2023-11-19 03:59:31,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2023-11-19 03:59:31,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:31,728 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 03:59:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 03:59:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 03:59:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 03:59:31,729 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2023-11-19 03:59:31,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2023-11-19 03:59:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:59:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:59:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:59:31,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:59:31,730 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 03:59:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 03:59:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:59:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 03:59:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 03:59:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 03:59:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 03:59:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:31,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2023-11-19 03:59:31,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2023-11-19 03:59:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:59:31,734 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2023-11-19 03:59:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2023-11-19 03:59:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2023-11-19 03:59:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2023-11-19 03:59:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:59:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:59:31,735 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2023-11-19 03:59:31,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2023-11-19 03:59:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2023-11-19 03:59:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2023-11-19 03:59:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-11-19 03:59:31,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-11-19 03:59:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:31,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:59:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-11-19 03:59:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-11-19 03:59:31,737 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-11-19 03:59:31,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-11-19 03:59:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 03:59:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 03:59:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 03:59:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 03:59:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2023-11-19 03:59:31,738 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2023-11-19 03:59:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-11-19 03:59:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-11-19 03:59:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2023-11-19 03:59:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2023-11-19 03:59:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 03:59:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 03:59:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-11-19 03:59:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-11-19 03:59:32,182 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:32,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:33,998 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:34,545 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:34,545 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:59:34,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:34 BoogieIcfgContainer [2023-11-19 03:59:34,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:34,556 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:34,556 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:34,570 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:34,570 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:34" (1/1) ... [2023-11-19 03:59:34,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 379 states and 545 transitions. [2023-11-19 03:59:34,672 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 545 transitions. [2023-11-19 03:59:34,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:59:34,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:34,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 381 states and 554 transitions. [2023-11-19 03:59:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 554 transitions. [2023-11-19 03:59:35,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:59:35,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:35,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:35,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 389 states and 582 transitions. [2023-11-19 03:59:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 582 transitions. [2023-11-19 03:59:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:59:35,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:35,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 390 states and 583 transitions. [2023-11-19 03:59:36,200 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 583 transitions. [2023-11-19 03:59:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:59:36,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 396 states and 606 transitions. [2023-11-19 03:59:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 606 transitions. [2023-11-19 03:59:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:59:36,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:36,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:36,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 397 states and 606 transitions. [2023-11-19 03:59:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 606 transitions. [2023-11-19 03:59:36,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:36,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:36,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 398 states and 606 transitions. [2023-11-19 03:59:37,163 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 606 transitions. [2023-11-19 03:59:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:37,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 401 states and 611 transitions. [2023-11-19 03:59:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 611 transitions. [2023-11-19 03:59:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:59:37,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 402 states and 612 transitions. [2023-11-19 03:59:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 612 transitions. [2023-11-19 03:59:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:59:37,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 404 states and 614 transitions. [2023-11-19 03:59:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 614 transitions. [2023-11-19 03:59:37,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:59:37,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:59:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 405 states and 614 transitions. [2023-11-19 03:59:37,990 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 614 transitions. [2023-11-19 03:59:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:59:37,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:37,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 406 states and 616 transitions. [2023-11-19 03:59:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 616 transitions. [2023-11-19 03:59:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:59:38,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:38,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:38,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:38,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 410 states and 623 transitions. [2023-11-19 03:59:38,722 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 623 transitions. [2023-11-19 03:59:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:59:38,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:38,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 411 states and 626 transitions. [2023-11-19 03:59:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 626 transitions. [2023-11-19 03:59:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:59:38,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:38,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 440 states and 692 transitions. [2023-11-19 03:59:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 692 transitions. [2023-11-19 03:59:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:59:40,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:40,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 470 states and 759 transitions. [2023-11-19 03:59:43,128 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 759 transitions. [2023-11-19 03:59:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:59:43,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:43,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 471 states and 761 transitions. [2023-11-19 03:59:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 761 transitions. [2023-11-19 03:59:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:59:43,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 502 states and 829 transitions. [2023-11-19 03:59:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 829 transitions. [2023-11-19 03:59:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:46,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:59:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 503 states and 829 transitions. [2023-11-19 03:59:46,836 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 829 transitions. [2023-11-19 03:59:46,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:46,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 535 states and 898 transitions. [2023-11-19 03:59:50,956 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 898 transitions. [2023-11-19 03:59:50,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:50,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:50,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:51,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:59:51,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 536 states and 898 transitions. [2023-11-19 03:59:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 898 transitions. [2023-11-19 03:59:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:51,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:51,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:51,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:59:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 537 states and 898 transitions. [2023-11-19 03:59:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 898 transitions. [2023-11-19 03:59:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:51,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 540 states and 906 transitions. [2023-11-19 03:59:52,014 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 906 transitions. [2023-11-19 03:59:52,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:59:52,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:52,380 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:59:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 542 states and 908 transitions. [2023-11-19 03:59:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 908 transitions. [2023-11-19 03:59:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:59:53,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:59:53,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 543 states and 908 transitions. [2023-11-19 03:59:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 908 transitions. [2023-11-19 03:59:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:59:53,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:53,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 544 states and 908 transitions. [2023-11-19 03:59:53,782 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 908 transitions. [2023-11-19 03:59:53,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:59:53,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 545 states and 908 transitions. [2023-11-19 03:59:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 908 transitions. [2023-11-19 03:59:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:59:53,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:53,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 552 states and 925 transitions. [2023-11-19 03:59:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 925 transitions. [2023-11-19 03:59:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:59:55,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:55,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 554 states and 929 transitions. [2023-11-19 03:59:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 929 transitions. [2023-11-19 03:59:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:59:56,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:56,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 555 states and 929 transitions. [2023-11-19 03:59:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 929 transitions. [2023-11-19 03:59:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:59:57,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:57,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 558 states and 933 transitions. [2023-11-19 03:59:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 933 transitions. [2023-11-19 03:59:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:59:57,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:57,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 559 states and 933 transitions. [2023-11-19 03:59:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 933 transitions. [2023-11-19 03:59:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:59:57,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:57,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 561 states and 934 transitions. [2023-11-19 03:59:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 934 transitions. [2023-11-19 03:59:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:59:58,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:58,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 563 states and 935 transitions. [2023-11-19 03:59:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 935 transitions. [2023-11-19 03:59:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:59:59,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:59,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:59,740 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:00:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 573 states and 957 transitions. [2023-11-19 04:00:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 957 transitions. [2023-11-19 04:00:01,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:00:01,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:01,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:00:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 575 states and 958 transitions. [2023-11-19 04:00:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 958 transitions. [2023-11-19 04:00:02,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:00:02,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:02,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:00:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 585 states and 980 transitions. [2023-11-19 04:00:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 980 transitions. [2023-11-19 04:00:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:00:04,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:04,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 04:00:05,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 587 states and 981 transitions. [2023-11-19 04:00:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 981 transitions. [2023-11-19 04:00:05,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:00:05,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:05,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:00:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 587 states and 976 transitions. [2023-11-19 04:00:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 976 transitions. [2023-11-19 04:00:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:00:05,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:05,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:05,968 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:00:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:07,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 597 states and 998 transitions. [2023-11-19 04:00:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 998 transitions. [2023-11-19 04:00:07,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:00:07,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:07,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:00:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 607 states and 1020 transitions. [2023-11-19 04:00:09,773 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1020 transitions. [2023-11-19 04:00:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:00:09,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:09,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:10,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:00:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 609 states and 1023 transitions. [2023-11-19 04:00:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1023 transitions. [2023-11-19 04:00:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:00:11,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.