./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.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_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/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_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/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_65b2b6da-8ecb-45cc-a973-0f53ee410232/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 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb --- 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 16:54:12,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:12,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:12,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:12,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:12,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:12,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:12,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:12,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:12,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:12,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:12,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:12,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:12,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:12,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:12,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:12,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:12,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:12,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:12,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:12,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:12,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:12,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:12,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:12,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:12,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:12,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:12,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:12,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:12,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:12,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:12,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:12,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:12,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:12,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:12,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:12,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:12,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:12,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:12,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:12,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:12,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:54:12,848 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:12,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:12,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:12,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:12,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:12,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:12,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:12,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:12,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:12,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:12,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:12,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:12,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:12,857 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:12,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:12,857 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:12,857 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:12,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:12,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:12,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:12,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:12,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:12,859 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:12,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:12,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:12,860 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_65b2b6da-8ecb-45cc-a973-0f53ee410232/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb [2022-10-17 16:54:13,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:13,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:13,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:13,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:13,169 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:13,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2022-10-17 16:54:13,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/data/3898599fe/fb2de90000f348af817ab61262364fbe/FLAG9475831b3 [2022-10-17 16:54:14,083 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:14,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2022-10-17 16:54:14,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/data/3898599fe/fb2de90000f348af817ab61262364fbe/FLAG9475831b3 [2022-10-17 16:54:14,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/data/3898599fe/fb2de90000f348af817ab61262364fbe [2022-10-17 16:54:14,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:14,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:14,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:14,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:14,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:14,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:14" (1/1) ... [2022-10-17 16:54:14,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f24f499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:14, skipping insertion in model container [2022-10-17 16:54:14,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:14" (1/1) ... [2022-10-17 16:54:14,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:14,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:16,257 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_65b2b6da-8ecb-45cc-a973-0f53ee410232/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2022-10-17 16:54:16,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:16,293 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:16,583 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_65b2b6da-8ecb-45cc-a973-0f53ee410232/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2022-10-17 16:54:16,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:16,704 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:16,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16 WrapperNode [2022-10-17 16:54:16,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:16,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:16,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:16,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:16,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:16,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:16,911 INFO L138 Inliner]: procedures = 157, calls = 812, calls flagged for inlining = 80, calls inlined = 79, statements flattened = 2787 [2022-10-17 16:54:16,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:16,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:16,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:16,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:16,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:16,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:16,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:16,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,136 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:17,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:17,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:17,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:17,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:16" (1/1) ... [2022-10-17 16:54:17,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:17,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:17,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:17,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b2b6da-8ecb-45cc-a973-0f53ee410232/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:54:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 16:54:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:54:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:54:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:54:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:54:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:54:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-17 16:54:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-17 16:54:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2022-10-17 16:54:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2022-10-17 16:54:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:54:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:54:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 16:54:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 16:54:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:54:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:54:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:54:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:54:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2022-10-17 16:54:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2022-10-17 16:54:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-17 16:54:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-17 16:54:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:54:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:54:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2022-10-17 16:54:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2022-10-17 16:54:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:54:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-17 16:54:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-17 16:54:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 16:54:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 16:54:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:54:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:54:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:54:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:54:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:54:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:54:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 16:54:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 16:54:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:54:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2022-10-17 16:54:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2022-10-17 16:54:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2022-10-17 16:54:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2022-10-17 16:54:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 16:54:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 16:54:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2022-10-17 16:54:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2022-10-17 16:54:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:54:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:54:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:54:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 16:54:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 16:54:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:54:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 16:54:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 16:54:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-17 16:54:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-17 16:54:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 16:54:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 16:54:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2022-10-17 16:54:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2022-10-17 16:54:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2022-10-17 16:54:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2022-10-17 16:54:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:54:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-10-17 16:54:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-10-17 16:54:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:54:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-17 16:54:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-10-17 16:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2022-10-17 16:54:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2022-10-17 16:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 16:54:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 16:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:54:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:54:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:54:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:54:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:54:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:54:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:54:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:54:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 16:54:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 16:54:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:54:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:54:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:54:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:54:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-17 16:54:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-17 16:54:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-10-17 16:54:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-10-17 16:54:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-17 16:54:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-17 16:54:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:54:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2022-10-17 16:54:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2022-10-17 16:54:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:54:17,305 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:54:18,006 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:18,010 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:21,219 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:22,608 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:22,609 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:54:22,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:22 BoogieIcfgContainer [2022-10-17 16:54:22,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:22,617 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:22,618 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:22,629 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:22,629 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:22" (1/1) ... [2022-10-17 16:54:22,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 666 states and 990 transitions. [2022-10-17 16:54:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 990 transitions. [2022-10-17 16:54:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:22,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:22,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:25,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 668 states and 992 transitions. [2022-10-17 16:54:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 992 transitions. [2022-10-17 16:54:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:54:25,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:25,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 670 states and 996 transitions. [2022-10-17 16:54:25,843 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 996 transitions. [2022-10-17 16:54:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:54:25,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:25,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:26,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:27,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:28,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 691 states and 1060 transitions. [2022-10-17 16:54:29,101 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1060 transitions. [2022-10-17 16:54:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:54:29,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 693 states and 1065 transitions. [2022-10-17 16:54:29,631 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1065 transitions. [2022-10-17 16:54:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:29,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:31,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 720 states and 1139 transitions. [2022-10-17 16:54:32,828 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1139 transitions. [2022-10-17 16:54:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:54:32,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:32,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:35,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 735 states and 1190 transitions. [2022-10-17 16:54:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1190 transitions. [2022-10-17 16:54:35,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:54:35,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:35,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:36,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 742 states and 1203 transitions. [2022-10-17 16:54:37,004 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1203 transitions. [2022-10-17 16:54:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:54:37,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:37,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:37,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 739 states and 1197 transitions. [2022-10-17 16:54:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1197 transitions. [2022-10-17 16:54:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:54:37,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:37,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:40,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:54:40,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 746 states and 1233 transitions. [2022-10-17 16:54:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1233 transitions. [2022-10-17 16:54:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:54:40,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:40,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 747 states and 1233 transitions. [2022-10-17 16:54:40,848 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1233 transitions. [2022-10-17 16:54:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:54:40,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:40,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:41,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 756 states and 1250 transitions. [2022-10-17 16:54:42,801 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1250 transitions. [2022-10-17 16:54:42,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:54:42,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:42,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:42,966 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 16:54:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 758 states and 1252 transitions. [2022-10-17 16:54:43,025 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1252 transitions. [2022-10-17 16:54:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:54:43,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:54:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 759 states and 1253 transitions. [2022-10-17 16:54:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1253 transitions. [2022-10-17 16:54:43,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:54:43,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 756 states and 1247 transitions. [2022-10-17 16:54:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1247 transitions. [2022-10-17 16:54:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:54:43,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,558 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 16:54:43,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 757 states and 1248 transitions. [2022-10-17 16:54:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1248 transitions. [2022-10-17 16:54:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:54:43,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,744 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 16:54:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 758 states and 1249 transitions. [2022-10-17 16:54:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1249 transitions. [2022-10-17 16:54:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:54:43,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 760 states and 1254 transitions. [2022-10-17 16:54:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1254 transitions. [2022-10-17 16:54:45,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:54:45,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:45,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.