./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.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_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/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_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/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_3003a9b1-f89f-42c2-b342-76028cb0f033/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 7325716246446e6137919cda7fc42ef01fc613ff512d250d81e88f25c6debe0a --- 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 16:36:31,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:31,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:31,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:31,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:31,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:31,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:31,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:31,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:31,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:31,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:31,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:31,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:31,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:31,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:31,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:31,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:31,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:31,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:31,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:31,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:31,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:31,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:31,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:31,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:31,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:31,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:31,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:31,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:31,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:31,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:31,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:31,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:31,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:31,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:31,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:31,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:31,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:31,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:31,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:31,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:31,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:36:31,893 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:31,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:31,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:31,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:31,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:31,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:31,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:31,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:31,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:31,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:31,898 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:31,898 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:31,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:31,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:31,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:31,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:31,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:31,899 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:31,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:31,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:31,899 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_3003a9b1-f89f-42c2-b342-76028cb0f033/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7325716246446e6137919cda7fc42ef01fc613ff512d250d81e88f25c6debe0a [2022-10-17 16:36:32,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:32,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:32,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:32,213 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:32,215 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:32,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2022-10-17 16:36:32,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/data/218830167/e607fd18577d484c873bebece1dd4e84/FLAG803384267 [2022-10-17 16:36:33,001 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:33,001 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2022-10-17 16:36:33,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/data/218830167/e607fd18577d484c873bebece1dd4e84/FLAG803384267 [2022-10-17 16:36:33,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/data/218830167/e607fd18577d484c873bebece1dd4e84 [2022-10-17 16:36:33,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:33,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:33,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:33,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:33,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:33,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:33" (1/1) ... [2022-10-17 16:36:33,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3b81d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:33, skipping insertion in model container [2022-10-17 16:36:33,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:33" (1/1) ... [2022-10-17 16:36:33,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:33,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:34,098 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_3003a9b1-f89f-42c2-b342-76028cb0f033/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i[115804,115817] [2022-10-17 16:36:34,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:34,191 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:34,459 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_3003a9b1-f89f-42c2-b342-76028cb0f033/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i[115804,115817] [2022-10-17 16:36:34,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:34,529 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:34,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34 WrapperNode [2022-10-17 16:36:34,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:34,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:34,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:34,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:34,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,662 INFO L138 Inliner]: procedures = 77, calls = 256, calls flagged for inlining = 29, calls inlined = 26, statements flattened = 728 [2022-10-17 16:36:34,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:34,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:34,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:34,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:34,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,750 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:34,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:34,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:34,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:34,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:34" (1/1) ... [2022-10-17 16:36:34,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:34,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:34,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:34,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3003a9b1-f89f-42c2-b342-76028cb0f033/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:34,886 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2022-10-17 16:36:34,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2022-10-17 16:36:34,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:34,888 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 16:36:34,888 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 16:36:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:36:34,890 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2022-10-17 16:36:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2022-10-17 16:36:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2022-10-17 16:36:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2022-10-17 16:36:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-17 16:36:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-17 16:36:34,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:36:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:36:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:36:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:36:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:36:34,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-10-17 16:36:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-10-17 16:36:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-17 16:36:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-17 16:36:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:36:34,893 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:36:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:36:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:36:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:36:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2022-10-17 16:36:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2022-10-17 16:36:34,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:36:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:36:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2022-10-17 16:36:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2022-10-17 16:36:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:36:34,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:35,256 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:35,259 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:35,496 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2022-10-17 16:36:35,534 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:36:36,673 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2022-10-17 16:36:36,673 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2022-10-17 16:36:36,689 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:36,922 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:36,923 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:36:36,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:36 BoogieIcfgContainer [2022-10-17 16:36:36,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:36,928 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:36,928 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:36,938 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:36,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:36" (1/1) ... [2022-10-17 16:36:36,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 116 states and 155 transitions. [2022-10-17 16:36:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 155 transitions. [2022-10-17 16:36:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:36:37,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:37,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:37,638 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 16:36:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 152 transitions. [2022-10-17 16:36:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 152 transitions. [2022-10-17 16:36:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:36:37,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:37,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:37,961 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 16:36:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 120 states and 155 transitions. [2022-10-17 16:36:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 155 transitions. [2022-10-17 16:36:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:36:38,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,262 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 16:36:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 120 states and 154 transitions. [2022-10-17 16:36:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 154 transitions. [2022-10-17 16:36:38,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:36:38,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,442 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 16:36:38,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 124 states and 166 transitions. [2022-10-17 16:36:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2022-10-17 16:36:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:36:38,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,659 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 16:36:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 178 transitions. [2022-10-17 16:36:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2022-10-17 16:36:38,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:36:38,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,803 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 16:36:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 131 states and 182 transitions. [2022-10-17 16:36:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 182 transitions. [2022-10-17 16:36:38,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:36:38,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:38,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:38,980 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 16:36:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 193 transitions. [2022-10-17 16:36:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 193 transitions. [2022-10-17 16:36:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:36:39,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,309 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 16:36:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 137 states and 194 transitions. [2022-10-17 16:36:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 194 transitions. [2022-10-17 16:36:39,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:36:39,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,505 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 16:36:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 140 states and 199 transitions. [2022-10-17 16:36:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 199 transitions. [2022-10-17 16:36:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:36:39,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,697 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 16:36:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 141 states and 199 transitions. [2022-10-17 16:36:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 199 transitions. [2022-10-17 16:36:39,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:36:39,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:39,843 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 16:36:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 142 states and 200 transitions. [2022-10-17 16:36:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 200 transitions. [2022-10-17 16:36:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:36:39,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:39,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,017 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 16:36:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 143 states and 201 transitions. [2022-10-17 16:36:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 201 transitions. [2022-10-17 16:36:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:36:40,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,167 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 16:36:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 201 transitions. [2022-10-17 16:36:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 201 transitions. [2022-10-17 16:36:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:36:40,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 155 states and 219 transitions. [2022-10-17 16:36:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 219 transitions. [2022-10-17 16:36:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:40,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 237 transitions. [2022-10-17 16:36:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2022-10-17 16:36:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:36:40,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 167 states and 238 transitions. [2022-10-17 16:36:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 238 transitions. [2022-10-17 16:36:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:36:40,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 168 states and 239 transitions. [2022-10-17 16:36:40,953 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 239 transitions. [2022-10-17 16:36:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:36:40,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:40,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:41,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:41,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 236 transitions. [2022-10-17 16:36:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2022-10-17 16:36:41,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:36:41,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:41,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:41,490 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:41,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 171 states and 242 transitions. [2022-10-17 16:36:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 242 transitions. [2022-10-17 16:36:41,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:36:41,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:41,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:41,786 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 184 states and 274 transitions. [2022-10-17 16:36:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 274 transitions. [2022-10-17 16:36:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:36:42,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:42,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 187 states and 279 transitions. [2022-10-17 16:36:42,387 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2022-10-17 16:36:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:36:42,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,577 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:36:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 192 states and 285 transitions. [2022-10-17 16:36:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 285 transitions. [2022-10-17 16:36:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:36:42,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,829 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 193 states and 285 transitions. [2022-10-17 16:36:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 285 transitions. [2022-10-17 16:36:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:36:42,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:42,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:42,984 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 194 states and 286 transitions. [2022-10-17 16:36:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 286 transitions. [2022-10-17 16:36:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:36:43,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:43,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:36:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 199 states and 292 transitions. [2022-10-17 16:36:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2022-10-17 16:36:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:36:44,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:44,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:44,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 200 states and 292 transitions. [2022-10-17 16:36:44,441 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 292 transitions. [2022-10-17 16:36:44,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:36:44,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:44,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:36:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:47,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 214 states and 314 transitions. [2022-10-17 16:36:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 314 transitions. [2022-10-17 16:36:47,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:36:47,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:47,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 217 states and 317 transitions. [2022-10-17 16:36:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 317 transitions. [2022-10-17 16:36:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:36:47,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 218 states and 317 transitions. [2022-10-17 16:36:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 317 transitions. [2022-10-17 16:36:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:36:47,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:47,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:36:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 223 states and 325 transitions. [2022-10-17 16:36:48,504 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 325 transitions. [2022-10-17 16:36:48,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:36:48,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:36:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 228 states and 332 transitions. [2022-10-17 16:36:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 332 transitions. [2022-10-17 16:36:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:36:49,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:49,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:36:55,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:36:57,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:37:03,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []