./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.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_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/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_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/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_5230c3c3-deda-4fea-8bf9-771f16e841b9/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 01d4ebb86f2bde0df0d47bbd5d9b632b620f2501e68770553e85fb2bb5a7d15a --- 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 16:41:59,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:59,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:59,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:59,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:59,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:59,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:59,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:59,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:59,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:59,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:59,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:59,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:59,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:59,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:59,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:59,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:59,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:59,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:59,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:59,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:59,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:59,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:59,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:59,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:59,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:59,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:59,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:59,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:59,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:59,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:59,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:59,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:59,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:59,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:59,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:59,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:59,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:59,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:59,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:59,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:59,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:41:59,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:59,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:59,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:59,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:59,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:59,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:59,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:59,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:59,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:59,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:59,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:59,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:59,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:59,462 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:59,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:59,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:59,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:59,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:59,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:59,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:59,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:59,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:59,464 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:59,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:59,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:59,465 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_5230c3c3-deda-4fea-8bf9-771f16e841b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01d4ebb86f2bde0df0d47bbd5d9b632b620f2501e68770553e85fb2bb5a7d15a [2022-10-17 16:41:59,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:59,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:59,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:59,768 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:59,769 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:59,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2022-10-17 16:41:59,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/data/5923961b1/fee53b5d905a40b388ffaa3546f10b60/FLAG2282f9f15 [2022-10-17 16:42:00,670 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:00,671 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i [2022-10-17 16:42:00,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/data/5923961b1/fee53b5d905a40b388ffaa3546f10b60/FLAG2282f9f15 [2022-10-17 16:42:01,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/data/5923961b1/fee53b5d905a40b388ffaa3546f10b60 [2022-10-17 16:42:01,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:01,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:01,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:01,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:01,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:01,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:01" (1/1) ... [2022-10-17 16:42:01,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e038189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:01, skipping insertion in model container [2022-10-17 16:42:01,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:01" (1/1) ... [2022-10-17 16:42:01,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:01,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:02,640 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_5230c3c3-deda-4fea-8bf9-771f16e841b9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i[191320,191333] [2022-10-17 16:42:02,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:02,720 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:03,052 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_5230c3c3-deda-4fea-8bf9-771f16e841b9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-can-usb-ems_usb.ko.cil.out.i[191320,191333] [2022-10-17 16:42:03,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:03,281 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:03,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03 WrapperNode [2022-10-17 16:42:03,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:03,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:03,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:03,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:03,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,477 INFO L138 Inliner]: procedures = 133, calls = 733, calls flagged for inlining = 54, calls inlined = 44, statements flattened = 1375 [2022-10-17 16:42:03,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:03,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:03,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:03,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:03,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,651 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:03,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:03,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:03,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:03,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:03" (1/1) ... [2022-10-17 16:42:03,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:03,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:03,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:03,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5230c3c3-deda-4fea-8bf9-771f16e841b9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 16:42:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 16:42:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_init [2022-10-17 16:42:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_init [2022-10-17 16:42:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:42:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:42:03,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:42:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:42:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:42:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:42:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:42:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2022-10-17 16:42:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2022-10-17 16:42:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:42:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:42:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:42:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:42:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_exit [2022-10-17 16:42:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_exit [2022-10-17 16:42:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-10-17 16:42:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-10-17 16:42:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:42:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:42:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-10-17 16:42:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-10-17 16:42:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 16:42:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 16:42:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-10-17 16:42:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-10-17 16:42:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-17 16:42:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-17 16:42:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:42:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:42:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2022-10-17 16:42:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2022-10-17 16:42:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2022-10-17 16:42:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2022-10-17 16:42:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 16:42:03,799 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 16:42:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2022-10-17 16:42:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2022-10-17 16:42:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-17 16:42:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-17 16:42:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-10-17 16:42:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-10-17 16:42:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-17 16:42:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-17 16:42:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:42:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:42:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-10-17 16:42:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-10-17 16:42:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 16:42:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 16:42:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:42:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:42:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:42:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-10-17 16:42:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-10-17 16:42:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:42:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:42:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-10-17 16:42:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-10-17 16:42:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:42:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:42:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:42:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:42:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-10-17 16:42:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-10-17 16:42:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2022-10-17 16:42:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2022-10-17 16:42:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2022-10-17 16:42:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2022-10-17 16:42:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:42:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:42:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:42:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:04,282 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:04,285 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:04,730 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-10-17 16:42:04,889 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:42:07,390 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2022-10-17 16:42:07,390 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2022-10-17 16:42:07,450 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:07,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:07,772 INFO L300 CfgBuilder]: Removed 13 assume(true) statements. [2022-10-17 16:42:07,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:07 BoogieIcfgContainer [2022-10-17 16:42:07,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:07,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:07,777 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:07,790 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:07,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:07" (1/1) ... [2022-10-17 16:42:07,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 327 states and 456 transitions. [2022-10-17 16:42:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 456 transitions. [2022-10-17 16:42:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:42:07,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,526 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 16:42:08,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 328 states and 453 transitions. [2022-10-17 16:42:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 453 transitions. [2022-10-17 16:42:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:42:08,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,865 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 16:42:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 331 states and 456 transitions. [2022-10-17 16:42:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 456 transitions. [2022-10-17 16:42:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:09,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,272 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 16:42:09,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 331 states and 455 transitions. [2022-10-17 16:42:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 455 transitions. [2022-10-17 16:42:09,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:42:09,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,557 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 16:42:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 336 states and 476 transitions. [2022-10-17 16:42:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 476 transitions. [2022-10-17 16:42:09,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:42:09,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,783 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 16:42:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 341 states and 497 transitions. [2022-10-17 16:42:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 497 transitions. [2022-10-17 16:42:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,024 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 16:42:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 346 states and 516 transitions. [2022-10-17 16:42:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 516 transitions. [2022-10-17 16:42:10,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:42:10,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,322 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 16:42:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 350 states and 523 transitions. [2022-10-17 16:42:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 523 transitions. [2022-10-17 16:42:10,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:42:10,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,535 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 16:42:10,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 351 states and 523 transitions. [2022-10-17 16:42:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 523 transitions. [2022-10-17 16:42:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:10,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,691 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 16:42:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 355 states and 530 transitions. [2022-10-17 16:42:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 530 transitions. [2022-10-17 16:42:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:10,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,903 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 16:42:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 359 states and 541 transitions. [2022-10-17 16:42:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 541 transitions. [2022-10-17 16:42:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,285 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 16:42:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 365 states and 553 transitions. [2022-10-17 16:42:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 553 transitions. [2022-10-17 16:42:11,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:11,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,452 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 16:42:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 368 states and 559 transitions. [2022-10-17 16:42:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 559 transitions. [2022-10-17 16:42:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:11,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,723 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 16:42:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 369 states and 560 transitions. [2022-10-17 16:42:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 560 transitions. [2022-10-17 16:42:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:11,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,883 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 16:42:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 372 states and 566 transitions. [2022-10-17 16:42:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 566 transitions. [2022-10-17 16:42:11,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:11,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,085 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 16:42:12,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 373 states and 567 transitions. [2022-10-17 16:42:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 567 transitions. [2022-10-17 16:42:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:12,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,253 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 16:42:12,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 375 states and 570 transitions. [2022-10-17 16:42:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 570 transitions. [2022-10-17 16:42:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:42:12,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,496 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 16:42:12,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 379 states and 579 transitions. [2022-10-17 16:42:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 579 transitions. [2022-10-17 16:42:12,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:42:12,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,681 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 16:42:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 386 states and 590 transitions. [2022-10-17 16:42:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 590 transitions. [2022-10-17 16:42:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:42:12,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,890 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 16:42:12,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 390 states and 599 transitions. [2022-10-17 16:42:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 599 transitions. [2022-10-17 16:42:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:42:12,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,075 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 16:42:13,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 391 states and 599 transitions. [2022-10-17 16:42:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 599 transitions. [2022-10-17 16:42:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:13,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,230 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 16:42:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 398 states and 610 transitions. [2022-10-17 16:42:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 610 transitions. [2022-10-17 16:42:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:42:13,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,390 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 16:42:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 401 states and 616 transitions. [2022-10-17 16:42:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 616 transitions. [2022-10-17 16:42:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:42:13,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,562 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 16:42:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 402 states and 617 transitions. [2022-10-17 16:42:13,584 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 617 transitions. [2022-10-17 16:42:13,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:13,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,717 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 16:42:13,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 403 states and 618 transitions. [2022-10-17 16:42:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 618 transitions. [2022-10-17 16:42:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:42:13,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:13,872 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 16:42:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 407 states and 627 transitions. [2022-10-17 16:42:13,920 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 627 transitions. [2022-10-17 16:42:13,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:42:13,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,044 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 16:42:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 408 states and 627 transitions. [2022-10-17 16:42:14,069 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 627 transitions. [2022-10-17 16:42:14,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:42:14,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,228 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 16:42:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 412 states and 635 transitions. [2022-10-17 16:42:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 635 transitions. [2022-10-17 16:42:14,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:42:14,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,377 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 16:42:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 412 states and 632 transitions. [2022-10-17 16:42:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 632 transitions. [2022-10-17 16:42:14,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:14,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,588 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 16:42:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 421 states and 647 transitions. [2022-10-17 16:42:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 647 transitions. [2022-10-17 16:42:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:14,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:15,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 424 states and 652 transitions. [2022-10-17 16:42:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 652 transitions. [2022-10-17 16:42:15,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:15,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,459 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 16:42:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 425 states and 653 transitions. [2022-10-17 16:42:15,478 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 653 transitions. [2022-10-17 16:42:15,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:15,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,634 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 16:42:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 434 states and 668 transitions. [2022-10-17 16:42:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 668 transitions. [2022-10-17 16:42:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:15,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,841 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 16:42:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 435 states and 669 transitions. [2022-10-17 16:42:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 669 transitions. [2022-10-17 16:42:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:15,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,335 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 16:42:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 440 states and 678 transitions. [2022-10-17 16:42:17,847 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 678 transitions. [2022-10-17 16:42:17,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:17,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,007 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 16:42:18,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 445 states and 687 transitions. [2022-10-17 16:42:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 687 transitions. [2022-10-17 16:42:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:18,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 456 states and 712 transitions. [2022-10-17 16:42:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 712 transitions. [2022-10-17 16:42:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:20,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:20,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:20,810 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 16:42:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:20,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 459 states and 722 transitions. [2022-10-17 16:42:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 722 transitions. [2022-10-17 16:42:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:20,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:20,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,096 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 16:42:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 459 states and 721 transitions. [2022-10-17 16:42:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 721 transitions. [2022-10-17 16:42:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:21,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,250 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 16:42:21,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 462 states and 731 transitions. [2022-10-17 16:42:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 731 transitions. [2022-10-17 16:42:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:21,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 471 states and 769 transitions. [2022-10-17 16:42:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 769 transitions. [2022-10-17 16:42:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:22,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,369 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 16:42:23,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 473 states and 771 transitions. [2022-10-17 16:42:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 771 transitions. [2022-10-17 16:42:23,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:23,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,955 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 16:42:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 475 states and 774 transitions. [2022-10-17 16:42:24,067 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 774 transitions. [2022-10-17 16:42:24,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:24,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:24,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 477 states and 778 transitions. [2022-10-17 16:42:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 778 transitions. [2022-10-17 16:42:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:24,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:24,666 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 16:42:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 479 states and 780 transitions. [2022-10-17 16:42:24,812 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 780 transitions. [2022-10-17 16:42:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:24,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,010 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 16:42:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 492 states and 816 transitions. [2022-10-17 16:42:25,578 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 816 transitions. [2022-10-17 16:42:25,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:25,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,727 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 16:42:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 493 states and 817 transitions. [2022-10-17 16:42:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 817 transitions. [2022-10-17 16:42:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:25,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 496 states and 824 transitions. [2022-10-17 16:42:26,506 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 824 transitions. [2022-10-17 16:42:26,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:26,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:26,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:26,650 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 16:42:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 497 states and 825 transitions. [2022-10-17 16:42:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 825 transitions. [2022-10-17 16:42:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:26,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:26,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:26,992 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 16:42:27,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 502 states and 837 transitions. [2022-10-17 16:42:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 837 transitions. [2022-10-17 16:42:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:27,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:27,926 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 16:42:28,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 507 states and 853 transitions. [2022-10-17 16:42:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 853 transitions. [2022-10-17 16:42:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:28,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.