./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:43:32,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:32,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:32,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:32,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:32,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:32,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:32,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:32,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:32,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:32,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:32,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:32,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:32,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:32,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:32,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:32,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:32,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:32,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:32,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:32,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:32,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:32,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:32,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:32,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:32,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:32,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:32,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:32,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:32,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:32,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:32,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:32,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:32,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:32,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:32,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:32,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:32,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:32,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:32,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:32,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:32,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:43:32,591 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:32,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:32,595 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:32,595 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:32,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:32,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:32,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:32,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:32,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:32,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:32,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:32,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:32,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:32,599 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:32,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:32,600 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:32,600 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:32,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:32,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:32,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:32,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:32,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:32,602 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:32,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:32,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:32,602 INFO L138 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_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 [2022-10-17 16:43:32,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:33,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:33,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:33,005 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:33,006 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:33,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2022-10-17 16:43:33,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/data/3ae9c2fce/d54004c2746b49edb7c9fa265fc6ebd9/FLAGc54e24aea [2022-10-17 16:43:33,935 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:33,943 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2022-10-17 16:43:33,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/data/3ae9c2fce/d54004c2746b49edb7c9fa265fc6ebd9/FLAGc54e24aea [2022-10-17 16:43:34,434 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/data/3ae9c2fce/d54004c2746b49edb7c9fa265fc6ebd9 [2022-10-17 16:43:34,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:34,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:34,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:34,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:34,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:34,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:34" (1/1) ... [2022-10-17 16:43:34,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1940e96d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:34, skipping insertion in model container [2022-10-17 16:43:34,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:34" (1/1) ... [2022-10-17 16:43:34,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:34,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:35,569 WARN L230 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_61c8acca-89c7-49ee-abf3-2e85cf9d779b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2022-10-17 16:43:36,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:36,056 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:36,256 WARN L230 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_61c8acca-89c7-49ee-abf3-2e85cf9d779b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2022-10-17 16:43:36,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:36,530 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:36,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36 WrapperNode [2022-10-17 16:43:36,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:36,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:36,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:36,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:36,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,730 INFO L138 Inliner]: procedures = 165, calls = 691, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1770 [2022-10-17 16:43:36,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:36,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:36,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:36,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:36,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:36,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:36,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:36,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:36,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:36" (1/1) ... [2022-10-17 16:43:36,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:36,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:36,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c8acca-89c7-49ee-abf3-2e85cf9d779b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2022-10-17 16:43:36,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2022-10-17 16:43:36,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_8 [2022-10-17 16:43:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_8 [2022-10-17 16:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rx_submit [2022-10-17 16:43:36,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rx_submit [2022-10-17 16:43:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2022-10-17 16:43:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2022-10-17 16:43:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:43:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:43:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:43:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:43:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:43:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:43:36,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:43:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-17 16:43:36,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-17 16:43:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rcvbulk_callback [2022-10-17 16:43:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rcvbulk_callback [2022-10-17 16:43:36,970 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:43:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:43:36,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 16:43:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 16:43:36,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:43:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:43:36,971 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:43:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:43:36,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:43:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:43:36,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 16:43:36,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 16:43:36,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:43:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:43:36,972 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:43:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:43:36,972 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_disconnect [2022-10-17 16:43:36,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_disconnect [2022-10-17 16:43:36,973 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx_timeout [2022-10-17 16:43:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx_timeout [2022-10-17 16:43:36,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:43:36,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:43:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:43:36,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:43:36,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:43:36,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:43:36,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:43:36,974 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_set [2022-10-17 16:43:36,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_set [2022-10-17 16:43:36,974 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:43:36,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:43:36,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:43:36,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-17 16:43:36,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-17 16:43:36,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:36,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:43:36,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:43:36,976 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_free_urbs [2022-10-17 16:43:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_free_urbs [2022-10-17 16:43:36,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:36,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:43:36,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:43:36,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:43:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-17 16:43:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-17 16:43:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-10-17 16:43:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-10-17 16:43:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:43:36,978 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 16:43:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 16:43:36,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:36,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:43:36,978 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-10-17 16:43:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-10-17 16:43:36,979 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:43:36,979 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:43:36,979 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:43:36,979 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:43:36,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 16:43:36,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 16:43:36,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:36,980 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2022-10-17 16:43:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2022-10-17 16:43:36,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:43:36,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:43:36,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:43:36,980 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 16:43:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 16:43:36,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:36,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:37,486 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:37,489 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:37,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:43:38,343 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-17 16:43:39,289 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:39,669 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:39,669 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:43:39,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:39 BoogieIcfgContainer [2022-10-17 16:43:39,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:39,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:39,678 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:39,688 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:39,688 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:39" (1/1) ... [2022-10-17 16:43:39,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 387 states and 537 transitions. [2022-10-17 16:43:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 537 transitions. [2022-10-17 16:43:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:43:39,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:39,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 392 states and 565 transitions. [2022-10-17 16:43:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 565 transitions. [2022-10-17 16:43:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:43:40,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 393 states and 566 transitions. [2022-10-17 16:43:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 566 transitions. [2022-10-17 16:43:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:43:40,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 395 states and 569 transitions. [2022-10-17 16:43:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 569 transitions. [2022-10-17 16:43:41,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:43:41,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 398 states and 596 transitions. [2022-10-17 16:43:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 596 transitions. [2022-10-17 16:43:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:43:41,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,589 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 400 states and 599 transitions. [2022-10-17 16:43:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 599 transitions. [2022-10-17 16:43:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:43:41,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 412 states and 647 transitions. [2022-10-17 16:43:42,339 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 647 transitions. [2022-10-17 16:43:42,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:43:42,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,483 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:42,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 414 states and 649 transitions. [2022-10-17 16:43:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 649 transitions. [2022-10-17 16:43:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:43:42,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:42,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 419 states and 681 transitions. [2022-10-17 16:43:42,997 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 681 transitions. [2022-10-17 16:43:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:43:42,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 418 states and 675 transitions. [2022-10-17 16:43:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 675 transitions. [2022-10-17 16:43:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:43:43,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 417 states and 669 transitions. [2022-10-17 16:43:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 669 transitions. [2022-10-17 16:43:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:43:43,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 430 states and 716 transitions. [2022-10-17 16:43:44,510 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 716 transitions. [2022-10-17 16:43:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:43:44,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:43:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 436 states and 747 transitions. [2022-10-17 16:43:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 747 transitions. [2022-10-17 16:43:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:45,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:45,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:46,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 450 states and 794 transitions. [2022-10-17 16:43:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 794 transitions. [2022-10-17 16:43:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:46,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:46,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:47,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 465 states and 842 transitions. [2022-10-17 16:43:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 842 transitions. [2022-10-17 16:43:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:47,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:47,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,025 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 468 states and 851 transitions. [2022-10-17 16:43:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 851 transitions. [2022-10-17 16:43:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:48,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:43:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 469 states and 851 transitions. [2022-10-17 16:43:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 851 transitions. [2022-10-17 16:43:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:48,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:48,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 470 states and 851 transitions. [2022-10-17 16:43:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 851 transitions. [2022-10-17 16:43:48,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:48,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 486 states and 900 transitions. [2022-10-17 16:43:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 900 transitions. [2022-10-17 16:43:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:50,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,640 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:50,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 489 states and 910 transitions. [2022-10-17 16:43:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 910 transitions. [2022-10-17 16:43:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:50,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:51,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 491 states and 913 transitions. [2022-10-17 16:43:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 913 transitions. [2022-10-17 16:43:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:51,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,473 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:43:51,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 492 states and 913 transitions. [2022-10-17 16:43:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 913 transitions. [2022-10-17 16:43:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:51,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:43:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 493 states and 913 transitions. [2022-10-17 16:43:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 913 transitions. [2022-10-17 16:43:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:51,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 495 states and 916 transitions. [2022-10-17 16:43:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 916 transitions. [2022-10-17 16:43:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:52,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:52,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:52,393 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:43:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 496 states and 916 transitions. [2022-10-17 16:43:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 916 transitions. [2022-10-17 16:43:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:52,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:52,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 502 states and 947 transitions. [2022-10-17 16:43:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 947 transitions. [2022-10-17 16:43:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:52,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:52,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,143 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:53,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 503 states and 947 transitions. [2022-10-17 16:43:53,193 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 947 transitions. [2022-10-17 16:43:53,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:53,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,293 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 506 states and 954 transitions. [2022-10-17 16:43:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 954 transitions. [2022-10-17 16:43:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:53,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 508 states and 957 transitions. [2022-10-17 16:43:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 957 transitions. [2022-10-17 16:43:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:53,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:43:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 509 states and 957 transitions. [2022-10-17 16:43:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 957 transitions. [2022-10-17 16:43:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:54,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,377 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 511 states and 960 transitions. [2022-10-17 16:43:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 960 transitions. [2022-10-17 16:43:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:54,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:43:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 513 states and 962 transitions. [2022-10-17 16:43:54,870 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 962 transitions. [2022-10-17 16:43:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:54,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:43:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 514 states and 962 transitions. [2022-10-17 16:43:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 962 transitions. [2022-10-17 16:43:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:55,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:55,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:55,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 520 states and 995 transitions. [2022-10-17 16:43:55,516 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 995 transitions. [2022-10-17 16:43:55,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:55,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:55,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 523 states and 1003 transitions. [2022-10-17 16:43:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1003 transitions. [2022-10-17 16:43:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:55,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 524 states and 1003 transitions. [2022-10-17 16:43:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1003 transitions. [2022-10-17 16:43:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:56,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 526 states and 1005 transitions. [2022-10-17 16:43:56,302 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1005 transitions. [2022-10-17 16:43:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:56,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 528 states and 1007 transitions. [2022-10-17 16:43:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1007 transitions. [2022-10-17 16:43:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:56,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:43:56,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 529 states and 1007 transitions. [2022-10-17 16:43:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1007 transitions. [2022-10-17 16:43:56,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:43:56,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,859 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:57,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 535 states and 1040 transitions. [2022-10-17 16:43:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1040 transitions. [2022-10-17 16:43:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:43:57,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 536 states and 1040 transitions. [2022-10-17 16:43:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1040 transitions. [2022-10-17 16:43:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:43:57,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 538 states and 1042 transitions. [2022-10-17 16:43:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1042 transitions. [2022-10-17 16:43:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:43:57,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 540 states and 1044 transitions. [2022-10-17 16:43:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1044 transitions. [2022-10-17 16:43:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:57,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,751 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 546 states and 1077 transitions. [2022-10-17 16:43:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1077 transitions. [2022-10-17 16:43:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:58,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:58,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:43:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 549 states and 1105 transitions. [2022-10-17 16:43:58,871 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1105 transitions. [2022-10-17 16:43:58,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:58,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:58,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:58,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 550 states and 1105 transitions. [2022-10-17 16:43:58,998 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1105 transitions. [2022-10-17 16:43:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:59,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:59,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 552 states and 1107 transitions. [2022-10-17 16:43:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1107 transitions. [2022-10-17 16:43:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:59,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:43:59,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 554 states and 1109 transitions. [2022-10-17 16:43:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1109 transitions. [2022-10-17 16:43:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:59,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:59,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:59,414 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:43:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:59,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 560 states and 1144 transitions. [2022-10-17 16:43:59,931 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1144 transitions. [2022-10-17 16:43:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:59,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:59,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,121 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:44:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:00,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 561 states and 1144 transitions. [2022-10-17 16:44:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1144 transitions. [2022-10-17 16:44:00,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:00,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:00,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:00,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 563 states and 1146 transitions. [2022-10-17 16:44:00,286 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1146 transitions. [2022-10-17 16:44:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:00,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:00,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,439 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:44:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 568 states and 1184 transitions. [2022-10-17 16:44:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1184 transitions. [2022-10-17 16:44:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:01,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:01,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat