./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--wireless--libertas--usb8xxx.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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/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--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/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 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be --- 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 16:48:28,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:28,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:28,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:28,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:28,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:28,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:28,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:28,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:28,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:28,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:28,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:28,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:28,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:28,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:28,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:28,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:28,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:28,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:28,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:28,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:28,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:28,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:28,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:28,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:28,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:28,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:28,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:28,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:28,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:28,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:28,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:28,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:28,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:28,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:28,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:28,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:28,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:28,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:28,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:28,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:28,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:48:29,017 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:29,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:29,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:29,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:29,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:29,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:29,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:29,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:29,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:29,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:29,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:29,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:29,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:29,029 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:29,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:29,029 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:29,029 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:29,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:29,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:29,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:29,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:29,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:29,030 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:29,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:29,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:29,031 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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be [2022-10-17 16:48:29,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:29,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:29,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:29,308 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:29,309 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:29,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2022-10-17 16:48:29,420 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/data/cc11f80f6/eaea620b81634ee2a125c64015bdbb84/FLAGc86ba3bca [2022-10-17 16:48:30,265 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:30,266 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2022-10-17 16:48:30,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/data/cc11f80f6/eaea620b81634ee2a125c64015bdbb84/FLAGc86ba3bca [2022-10-17 16:48:30,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/data/cc11f80f6/eaea620b81634ee2a125c64015bdbb84 [2022-10-17 16:48:30,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:30,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:30,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:30,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:30,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:30,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:30" (1/1) ... [2022-10-17 16:48:30,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce67469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:30, skipping insertion in model container [2022-10-17 16:48:30,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:30" (1/1) ... [2022-10-17 16:48:30,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:30,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:31,877 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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2022-10-17 16:48:32,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:32,611 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:32,833 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_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2022-10-17 16:48:33,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:33,099 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:33,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33 WrapperNode [2022-10-17 16:48:33,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:33,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:33,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:33,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:33,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,384 INFO L138 Inliner]: procedures = 174, calls = 1340, calls flagged for inlining = 82, calls inlined = 66, statements flattened = 2613 [2022-10-17 16:48:33,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:33,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:33,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:33,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:33,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,593 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:33,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:33,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:33,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:33,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:33" (1/1) ... [2022-10-17 16:48:33,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:33,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:33,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:33,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6e1cf98-f34a-461c-928a-0f3c6bfc958f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:33,729 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2022-10-17 16:48:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2022-10-17 16:48:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2022-10-17 16:48:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2022-10-17 16:48:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:48:33,731 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 16:48:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 16:48:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2022-10-17 16:48:33,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2022-10-17 16:48:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:48:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:48:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:48:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:48:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:48:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-17 16:48:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-17 16:48:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 16:48:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 16:48:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:48:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:48:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:48:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:48:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:48:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:48:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 16:48:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 16:48:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2022-10-17 16:48:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2022-10-17 16:48:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:48:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:48:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-10-17 16:48:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-10-17 16:48:33,736 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2022-10-17 16:48:33,736 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2022-10-17 16:48:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2022-10-17 16:48:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2022-10-17 16:48:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:48:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:48:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2022-10-17 16:48:33,737 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2022-10-17 16:48:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2022-10-17 16:48:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2022-10-17 16:48:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:48:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:48:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:48:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2022-10-17 16:48:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2022-10-17 16:48:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:48:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:48:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:48:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:48:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:48:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:48:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:48:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-17 16:48:33,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-17 16:48:33,741 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2022-10-17 16:48:33,741 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2022-10-17 16:48:33,742 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2022-10-17 16:48:33,742 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2022-10-17 16:48:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-17 16:48:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-17 16:48:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2022-10-17 16:48:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2022-10-17 16:48:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:48:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:48:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:48:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:48:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:48:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:48:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:48:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2022-10-17 16:48:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2022-10-17 16:48:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-10-17 16:48:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-10-17 16:48:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:48:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2022-10-17 16:48:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2022-10-17 16:48:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 16:48:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 16:48:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-10-17 16:48:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-10-17 16:48:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2022-10-17 16:48:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2022-10-17 16:48:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:48:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:48:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:48:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:48:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2022-10-17 16:48:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2022-10-17 16:48:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:48:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:48:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-10-17 16:48:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-10-17 16:48:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2022-10-17 16:48:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2022-10-17 16:48:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 16:48:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 16:48:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-17 16:48:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-17 16:48:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:48:33,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:48:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:48:33,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:34,362 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:34,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:34,959 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:48:35,969 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-17 16:48:37,598 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:38,416 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:38,416 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:48:38,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:38 BoogieIcfgContainer [2022-10-17 16:48:38,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:38,423 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:38,424 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:38,434 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:38,435 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:38" (1/1) ... [2022-10-17 16:48:38,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:38,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:38,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 598 states and 866 transitions. [2022-10-17 16:48:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 866 transitions. [2022-10-17 16:48:38,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:48:38,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:38,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:39,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 603 states and 886 transitions. [2022-10-17 16:48:39,791 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 886 transitions. [2022-10-17 16:48:39,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:48:39,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:39,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:40,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 606 states and 908 transitions. [2022-10-17 16:48:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 908 transitions. [2022-10-17 16:48:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:48:40,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:40,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:48:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 608 states and 911 transitions. [2022-10-17 16:48:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 911 transitions. [2022-10-17 16:48:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:48:40,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:40,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:41,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:41,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 607 states and 907 transitions. [2022-10-17 16:48:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 907 transitions. [2022-10-17 16:48:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:48:41,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:41,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 611 states and 921 transitions. [2022-10-17 16:48:41,360 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 921 transitions. [2022-10-17 16:48:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:48:41,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:41,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:41,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:41,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 613 states and 923 transitions. [2022-10-17 16:48:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 923 transitions. [2022-10-17 16:48:41,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:41,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:41,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:42,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 625 states and 960 transitions. [2022-10-17 16:48:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 960 transitions. [2022-10-17 16:48:42,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:48:42,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:42,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 630 states and 983 transitions. [2022-10-17 16:48:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 983 transitions. [2022-10-17 16:48:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:48:43,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 632 states and 986 transitions. [2022-10-17 16:48:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 986 transitions. [2022-10-17 16:48:43,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:43,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 631 states and 980 transitions. [2022-10-17 16:48:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 980 transitions. [2022-10-17 16:48:43,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:43,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 644 states and 1019 transitions. [2022-10-17 16:48:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1019 transitions. [2022-10-17 16:48:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:45,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:45,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 647 states and 1025 transitions. [2022-10-17 16:48:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1025 transitions. [2022-10-17 16:48:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:45,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:45,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:45,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 649 states and 1028 transitions. [2022-10-17 16:48:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1028 transitions. [2022-10-17 16:48:45,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:48:45,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:45,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 663 states and 1068 transitions. [2022-10-17 16:48:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1068 transitions. [2022-10-17 16:48:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:47,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:47,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:47,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 669 states and 1101 transitions. [2022-10-17 16:48:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1101 transitions. [2022-10-17 16:48:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:48,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:48,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:48,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:48,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 670 states and 1109 transitions. [2022-10-17 16:48:48,469 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1109 transitions. [2022-10-17 16:48:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:48,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:48,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 672 states and 1112 transitions. [2022-10-17 16:48:48,703 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1112 transitions. [2022-10-17 16:48:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:48,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 687 states and 1155 transitions. [2022-10-17 16:48:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1155 transitions. [2022-10-17 16:48:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:48:50,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:50,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:50,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 686 states and 1151 transitions. [2022-10-17 16:48:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1151 transitions. [2022-10-17 16:48:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:48:50,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:50,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 686 states and 1150 transitions. [2022-10-17 16:48:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1150 transitions. [2022-10-17 16:48:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:48:50,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:50,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 702 states and 1194 transitions. [2022-10-17 16:48:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1194 transitions. [2022-10-17 16:48:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:53,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:53,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 702 states and 1193 transitions. [2022-10-17 16:48:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1193 transitions. [2022-10-17 16:48:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:48:53,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:53,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 718 states and 1274 transitions. [2022-10-17 16:48:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1274 transitions. [2022-10-17 16:48:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:48:55,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:55,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:55,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 720 states and 1276 transitions. [2022-10-17 16:48:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1276 transitions. [2022-10-17 16:48:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:55,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 725 states and 1305 transitions. [2022-10-17 16:48:56,857 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1305 transitions. [2022-10-17 16:48:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:48:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:56,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 725 states and 1304 transitions. [2022-10-17 16:48:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1304 transitions. [2022-10-17 16:48:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:57,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:48:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 731 states and 1330 transitions. [2022-10-17 16:48:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1330 transitions. [2022-10-17 16:48:57,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:48:57,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:57,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms