./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.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_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/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_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/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_c7d39436-2524-4807-9b72-b1e4a492946a/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 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c --- 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 16:39:44,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:44,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:44,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:44,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:44,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:44,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:44,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:44,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:44,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:44,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:44,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:44,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:44,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:44,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:44,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:44,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:44,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:44,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:44,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:44,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:44,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:44,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:44,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:44,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:44,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:44,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:44,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:44,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:44,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:44,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:44,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:44,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:44,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:44,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:44,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:44,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:44,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:44,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:44,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:44,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:44,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:39:44,841 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:44,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:44,842 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:44,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:44,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:44,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:44,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:44,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:44,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:44,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:44,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:44,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:44,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:44,846 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:44,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:44,847 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:44,847 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:44,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:44,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:44,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:44,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:44,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:44,848 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:44,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:44,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:44,849 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_c7d39436-2524-4807-9b72-b1e4a492946a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c [2022-10-17 16:39:45,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:45,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:45,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:45,218 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:45,219 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:45,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2022-10-17 16:39:45,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/data/9aa281b98/bd378dc578454dc3bc65419a1f6d7c63/FLAG214278998 [2022-10-17 16:39:46,193 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:46,194 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2022-10-17 16:39:46,263 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/data/9aa281b98/bd378dc578454dc3bc65419a1f6d7c63/FLAG214278998 [2022-10-17 16:39:46,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/data/9aa281b98/bd378dc578454dc3bc65419a1f6d7c63 [2022-10-17 16:39:46,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:46,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:46,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:46,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:46,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:46,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633dea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:46, skipping insertion in model container [2022-10-17 16:39:46,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:46" (1/1) ... [2022-10-17 16:39:46,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:46,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:48,234 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_c7d39436-2524-4807-9b72-b1e4a492946a/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2022-10-17 16:39:48,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:48,328 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:48,616 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_c7d39436-2524-4807-9b72-b1e4a492946a/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2022-10-17 16:39:48,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:49,070 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:49,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49 WrapperNode [2022-10-17 16:39:49,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:49,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:49,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:49,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:49,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,238 INFO L138 Inliner]: procedures = 142, calls = 839, calls flagged for inlining = 59, calls inlined = 40, statements flattened = 1679 [2022-10-17 16:39:49,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:49,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:49,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:49,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:49,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,445 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:49,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:49,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:49,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:49,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:49" (1/1) ... [2022-10-17 16:39:49,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:49,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:49,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:49,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7d39436-2524-4807-9b72-b1e4a492946a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:39:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:39:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure catc_tx_run [2022-10-17 16:39:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_tx_run [2022-10-17 16:39:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:39:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:39:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:39:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:39:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:39:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:39:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:39:49,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:39:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:39:49,603 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_run [2022-10-17 16:39:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_run [2022-10-17 16:39:49,603 INFO L130 BoogieDeclarations]: Found specification of procedure catc_get_drvinfo [2022-10-17 16:39:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_get_drvinfo [2022-10-17 16:39:49,603 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_msg [2022-10-17 16:39:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_msg [2022-10-17 16:39:49,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:39:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:39:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:39:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:39:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:39:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:39:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure catc_multicast [2022-10-17 16:39:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_multicast [2022-10-17 16:39:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:39:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:39:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 16:39:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 16:39:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-10-17 16:39:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-10-17 16:39:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-17 16:39:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-17 16:39:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:39:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:39:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:39:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:39:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:39:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:39:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-17 16:39:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-17 16:39:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 16:39:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 16:39:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:39:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:39:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:39:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_async [2022-10-17 16:39:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_async [2022-10-17 16:39:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:39:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure catc_exit [2022-10-17 16:39:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_exit [2022-10-17 16:39:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 16:39:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 16:39:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:39:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:39:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:39:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:39:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure catc_init [2022-10-17 16:39:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_init [2022-10-17 16:39:49,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 16:39:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 16:39:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:39:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 16:39:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 16:39:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 16:39:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 16:39:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:39:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:39:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:39:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:39:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:39:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-10-17 16:39:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:39:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-17 16:39:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:50,215 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:50,221 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:51,250 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-10-17 16:39:51,325 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:39:51,340 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:39:52,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##191: assume false; [2022-10-17 16:39:52,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: assume !false; [2022-10-17 16:39:52,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2022-10-17 16:39:52,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2022-10-17 16:39:52,821 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:53,388 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:53,389 INFO L300 CfgBuilder]: Removed 30 assume(true) statements. [2022-10-17 16:39:53,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:53 BoogieIcfgContainer [2022-10-17 16:39:53,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:53,397 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:53,397 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:53,407 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:53,408 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 404 states and 565 transitions. [2022-10-17 16:39:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 565 transitions. [2022-10-17 16:39:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:39:53,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,152 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 16:39:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 405 states and 563 transitions. [2022-10-17 16:39:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 563 transitions. [2022-10-17 16:39:54,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:39:54,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:54,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,500 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 16:39:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 408 states and 566 transitions. [2022-10-17 16:39:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 566 transitions. [2022-10-17 16:39:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:39:54,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:54,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:54,834 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 16:39:55,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 408 states and 565 transitions. [2022-10-17 16:39:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 565 transitions. [2022-10-17 16:39:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:39:55,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:55,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:55,646 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 16:39:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 413 states and 591 transitions. [2022-10-17 16:39:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 591 transitions. [2022-10-17 16:39:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:39:57,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:57,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:57,369 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 16:39:58,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:39:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:59,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 418 states and 617 transitions. [2022-10-17 16:39:59,419 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 617 transitions. [2022-10-17 16:39:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:39:59,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:59,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:59,694 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 16:40:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 425 states and 645 transitions. [2022-10-17 16:40:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 645 transitions. [2022-10-17 16:40:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:00,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:00,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:00,555 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 16:40:02,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:40:03,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:40:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 430 states and 653 transitions. [2022-10-17 16:40:04,346 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 653 transitions. [2022-10-17 16:40:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:40:04,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,539 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 16:40:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 433 states and 659 transitions. [2022-10-17 16:40:04,558 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 659 transitions. [2022-10-17 16:40:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:40:04,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,691 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 16:40:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 434 states and 659 transitions. [2022-10-17 16:40:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 659 transitions. [2022-10-17 16:40:04,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:40:04,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:04,912 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 16:40:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 435 states and 661 transitions. [2022-10-17 16:40:04,943 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 661 transitions. [2022-10-17 16:40:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:40:04,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:04,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:05,124 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 16:40:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 440 states and 669 transitions. [2022-10-17 16:40:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 669 transitions. [2022-10-17 16:40:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:06,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,199 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 16:40:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 443 states and 675 transitions. [2022-10-17 16:40:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 675 transitions. [2022-10-17 16:40:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:06,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:06,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 447 states and 691 transitions. [2022-10-17 16:40:07,418 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 691 transitions. [2022-10-17 16:40:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:40:07,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,607 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 16:40:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 448 states and 693 transitions. [2022-10-17 16:40:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 693 transitions. [2022-10-17 16:40:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:40:07,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,781 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 16:40:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:07,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 452 states and 699 transitions. [2022-10-17 16:40:07,812 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 699 transitions. [2022-10-17 16:40:07,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:40:07,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:07,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:07,932 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 16:40:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 462 states and 719 transitions. [2022-10-17 16:40:08,047 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 719 transitions. [2022-10-17 16:40:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:40:08,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,185 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 16:40:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 466 states and 726 transitions. [2022-10-17 16:40:08,261 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 726 transitions. [2022-10-17 16:40:08,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:40:08,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,483 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 16:40:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 473 states and 740 transitions. [2022-10-17 16:40:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 740 transitions. [2022-10-17 16:40:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:40:08,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,720 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 16:40:08,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 475 states and 744 transitions. [2022-10-17 16:40:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 744 transitions. [2022-10-17 16:40:08,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:40:08,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:08,870 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 16:40:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:08,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 476 states and 745 transitions. [2022-10-17 16:40:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 745 transitions. [2022-10-17 16:40:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:40:08,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:08,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,025 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 16:40:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 485 states and 758 transitions. [2022-10-17 16:40:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 758 transitions. [2022-10-17 16:40:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:40:09,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,240 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 16:40:09,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 492 states and 772 transitions. [2022-10-17 16:40:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 772 transitions. [2022-10-17 16:40:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:40:09,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,413 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 16:40:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 494 states and 776 transitions. [2022-10-17 16:40:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 776 transitions. [2022-10-17 16:40:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:40:09,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,555 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 16:40:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 495 states and 777 transitions. [2022-10-17 16:40:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 777 transitions. [2022-10-17 16:40:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:40:09,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:11,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 497 states and 779 transitions. [2022-10-17 16:40:11,292 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 779 transitions. [2022-10-17 16:40:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:11,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,425 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 16:40:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 506 states and 792 transitions. [2022-10-17 16:40:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 792 transitions. [2022-10-17 16:40:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:40:11,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:11,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 508 states and 795 transitions. [2022-10-17 16:40:11,684 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 795 transitions. [2022-10-17 16:40:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:11,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 509 states and 796 transitions. [2022-10-17 16:40:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 796 transitions. [2022-10-17 16:40:11,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:11,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,042 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 16:40:12,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 511 states and 798 transitions. [2022-10-17 16:40:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 798 transitions. [2022-10-17 16:40:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:12,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 513 states and 800 transitions. [2022-10-17 16:40:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 800 transitions. [2022-10-17 16:40:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:40:13,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:13,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 514 states and 800 transitions. [2022-10-17 16:40:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 800 transitions. [2022-10-17 16:40:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:40:13,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,677 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 16:40:13,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 517 states and 804 transitions. [2022-10-17 16:40:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 804 transitions. [2022-10-17 16:40:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:13,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,798 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 16:40:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 517 states and 803 transitions. [2022-10-17 16:40:13,816 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 803 transitions. [2022-10-17 16:40:13,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:13,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:13,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 518 states and 804 transitions. [2022-10-17 16:40:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 804 transitions. [2022-10-17 16:40:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:13,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,102 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 16:40:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 521 states and 808 transitions. [2022-10-17 16:40:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 808 transitions. [2022-10-17 16:40:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:40:14,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,319 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 16:40:14,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 523 states and 811 transitions. [2022-10-17 16:40:14,373 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 811 transitions. [2022-10-17 16:40:14,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:14,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 527 states and 818 transitions. [2022-10-17 16:40:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 818 transitions. [2022-10-17 16:40:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:14,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:14,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 531 states and 824 transitions. [2022-10-17 16:40:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 824 transitions. [2022-10-17 16:40:14,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:14,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 532 states and 826 transitions. [2022-10-17 16:40:14,906 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 826 transitions. [2022-10-17 16:40:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:40:14,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,033 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 534 states and 828 transitions. [2022-10-17 16:40:15,067 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 828 transitions. [2022-10-17 16:40:15,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:40:15,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,185 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:15,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 535 states and 829 transitions. [2022-10-17 16:40:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 829 transitions. [2022-10-17 16:40:15,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:40:15,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:15,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 538 states and 833 transitions. [2022-10-17 16:40:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 833 transitions. [2022-10-17 16:40:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:40:15,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 541 states and 836 transitions. [2022-10-17 16:40:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 836 transitions. [2022-10-17 16:40:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:40:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,857 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 16:40:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 544 states and 840 transitions. [2022-10-17 16:40:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 840 transitions. [2022-10-17 16:40:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:40:17,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:17,440 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 16:40:17,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 547 states and 844 transitions. [2022-10-17 16:40:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 844 transitions. [2022-10-17 16:40:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:40:17,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.