./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/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_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/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_05d60800-a32b-48cd-8adc-6f8678c02fed/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 9ca2eb28b930065096f039703bc8c545a25de7919cc90a3441476b4fab43b08c --- 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 16:54:47,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:47,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:47,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:47,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:47,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:47,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:47,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:47,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:47,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:47,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:47,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:47,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:47,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:47,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:47,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:47,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:47,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:47,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:47,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:47,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:47,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:47,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:47,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:47,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:47,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:47,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:47,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:47,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:47,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:47,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:47,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:47,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:47,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:47,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:47,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:47,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:47,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:47,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:47,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:47,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:47,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:54:47,760 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:47,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:47,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:47,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:47,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:47,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:47,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:47,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:47,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:47,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:47,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:47,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:47,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:47,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:47,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:47,767 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:47,767 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:47,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:47,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:47,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:47,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:47,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:47,769 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:47,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:47,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:47,769 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_05d60800-a32b-48cd-8adc-6f8678c02fed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca2eb28b930065096f039703bc8c545a25de7919cc90a3441476b4fab43b08c [2022-10-17 16:54:48,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:48,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:48,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:48,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:48,184 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:48,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2022-10-17 16:54:48,271 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/data/f3ad8c687/5b3ffe5eb6c047c9b8ed4f58a6290a8c/FLAG684f55661 [2022-10-17 16:54:49,113 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:49,115 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2022-10-17 16:54:49,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/data/f3ad8c687/5b3ffe5eb6c047c9b8ed4f58a6290a8c/FLAG684f55661 [2022-10-17 16:54:49,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/data/f3ad8c687/5b3ffe5eb6c047c9b8ed4f58a6290a8c [2022-10-17 16:54:49,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:49,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:49,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:49,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:49,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:49,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:49" (1/1) ... [2022-10-17 16:54:49,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a05931c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:49, skipping insertion in model container [2022-10-17 16:54:49,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:49" (1/1) ... [2022-10-17 16:54:49,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:49,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:50,457 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_05d60800-a32b-48cd-8adc-6f8678c02fed/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i[152690,152703] [2022-10-17 16:54:50,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:50,717 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:50,901 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_05d60800-a32b-48cd-8adc-6f8678c02fed/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i[152690,152703] [2022-10-17 16:54:50,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:51,024 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:51,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51 WrapperNode [2022-10-17 16:54:51,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:51,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:51,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:51,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:51,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,133 INFO L138 Inliner]: procedures = 110, calls = 180, calls flagged for inlining = 54, calls inlined = 43, statements flattened = 631 [2022-10-17 16:54:51,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:51,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:51,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:51,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:51,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:51,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:51,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:51,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:51,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:51" (1/1) ... [2022-10-17 16:54:51,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:51,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:51,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:51,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05d60800-a32b-48cd-8adc-6f8678c02fed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:54:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:54:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:54:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:54:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:54:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-10-17 16:54:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-10-17 16:54:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-17 16:54:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-17 16:54:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:54:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:54:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-17 16:54:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-17 16:54:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:54:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:54:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:54:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure x25_ioctl [2022-10-17 16:54:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_ioctl [2022-10-17 16:54:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 16:54:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 16:54:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:54:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:54:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure x25_connect_disconnect [2022-10-17 16:54:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_connect_disconnect [2022-10-17 16:54:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:54:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2022-10-17 16:54:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2022-10-17 16:54:51,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2022-10-17 16:54:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2022-10-17 16:54:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure x25_xmit [2022-10-17 16:54:51,392 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_xmit [2022-10-17 16:54:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:54:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:54:51,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:54:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-17 16:54:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-17 16:54:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:54:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:54:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2022-10-17 16:54:51,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2022-10-17 16:54:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure x25_rx [2022-10-17 16:54:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_rx [2022-10-17 16:54:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:51,754 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:51,757 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:52,269 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:54:52,748 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:53,233 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:53,234 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:54:53,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:53 BoogieIcfgContainer [2022-10-17 16:54:53,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:53,239 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:53,239 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:53,250 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:53,251 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:53" (1/1) ... [2022-10-17 16:54:53,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:53,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:53,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 167 states and 230 transitions. [2022-10-17 16:54:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 230 transitions. [2022-10-17 16:54:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:54:53,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:53,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:53,808 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 16:54:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 172 states and 250 transitions. [2022-10-17 16:54:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 250 transitions. [2022-10-17 16:54:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:54:53,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:53,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,205 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 16:54:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 183 states and 285 transitions. [2022-10-17 16:54:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 285 transitions. [2022-10-17 16:54:54,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:54:54,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,499 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 16:54:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 286 transitions. [2022-10-17 16:54:54,511 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2022-10-17 16:54:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:54:54,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,569 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 16:54:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 183 states and 282 transitions. [2022-10-17 16:54:54,599 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2022-10-17 16:54:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:54:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,660 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 16:54:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 186 states and 295 transitions. [2022-10-17 16:54:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 295 transitions. [2022-10-17 16:54:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:54:54,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,949 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 16:54:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 187 states and 295 transitions. [2022-10-17 16:54:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 295 transitions. [2022-10-17 16:54:54,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:54:54,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 189 states and 297 transitions. [2022-10-17 16:54:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 297 transitions. [2022-10-17 16:54:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:54:55,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 188 states and 292 transitions. [2022-10-17 16:54:55,179 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 292 transitions. [2022-10-17 16:54:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:55,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,255 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 189 states and 293 transitions. [2022-10-17 16:54:55,381 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 293 transitions. [2022-10-17 16:54:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:54:55,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,513 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 16:54:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 190 states and 293 transitions. [2022-10-17 16:54:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 293 transitions. [2022-10-17 16:54:55,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:54:55,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:55,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 194 states and 298 transitions. [2022-10-17 16:54:55,639 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 298 transitions. [2022-10-17 16:54:55,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:54:55,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 195 states and 297 transitions. [2022-10-17 16:54:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 297 transitions. [2022-10-17 16:54:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:54:55,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:54:56,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 205 states and 321 transitions. [2022-10-17 16:54:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 321 transitions. [2022-10-17 16:54:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:54:56,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 208 states and 333 transitions. [2022-10-17 16:54:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 333 transitions. [2022-10-17 16:54:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:56,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 213 states and 348 transitions. [2022-10-17 16:54:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 348 transitions. [2022-10-17 16:54:57,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:57,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 216 states and 361 transitions. [2022-10-17 16:54:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 361 transitions. [2022-10-17 16:54:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:57,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 218 states and 363 transitions. [2022-10-17 16:54:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 363 transitions. [2022-10-17 16:54:57,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:57,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:57,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:54:58,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:58,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 222 states and 378 transitions. [2022-10-17 16:54:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 378 transitions. [2022-10-17 16:54:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:58,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:58,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:54:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:58,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 227 states and 388 transitions. [2022-10-17 16:54:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 388 transitions. [2022-10-17 16:54:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:58,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:58,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:54:58,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 229 states and 391 transitions. [2022-10-17 16:54:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 391 transitions. [2022-10-17 16:54:58,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:58,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:58,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:54:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 230 states and 392 transitions. [2022-10-17 16:54:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 392 transitions. [2022-10-17 16:54:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:54:59,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:00,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:00,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 249 states and 438 transitions. [2022-10-17 16:55:00,508 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 438 transitions. [2022-10-17 16:55:00,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:55:00,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:00,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 254 states and 446 transitions. [2022-10-17 16:55:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 446 transitions. [2022-10-17 16:55:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:55:00,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:00,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:55:01,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 255 states and 448 transitions. [2022-10-17 16:55:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 448 transitions. [2022-10-17 16:55:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:55:01,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,302 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 254 states and 436 transitions. [2022-10-17 16:55:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 436 transitions. [2022-10-17 16:55:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:55:01,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:01,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 256 states and 444 transitions. [2022-10-17 16:55:01,866 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 444 transitions. [2022-10-17 16:55:01,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:55:01,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,957 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 257 states and 444 transitions. [2022-10-17 16:55:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 444 transitions. [2022-10-17 16:55:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:55:01,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:02,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 262 states and 452 transitions. [2022-10-17 16:55:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 452 transitions. [2022-10-17 16:55:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:02,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:02,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:02,350 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:55:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 268 states and 470 transitions. [2022-10-17 16:55:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 470 transitions. [2022-10-17 16:55:02,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:02,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:02,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-17 16:55:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 269 states and 470 transitions. [2022-10-17 16:55:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 470 transitions. [2022-10-17 16:55:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:03,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:03,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:03,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:03,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 274 states and 478 transitions. [2022-10-17 16:55:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 478 transitions. [2022-10-17 16:55:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:03,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:03,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:03,684 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:04,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 280 states and 494 transitions. [2022-10-17 16:55:04,436 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 494 transitions. [2022-10-17 16:55:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:55:04,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:04,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 283 states and 500 transitions. [2022-10-17 16:55:05,076 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 500 transitions. [2022-10-17 16:55:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:55:05,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:55:05,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 287 states and 506 transitions. [2022-10-17 16:55:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 506 transitions. [2022-10-17 16:55:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:55:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 290 states and 511 transitions. [2022-10-17 16:55:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 511 transitions. [2022-10-17 16:55:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:55:05,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:06,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 293 states and 521 transitions. [2022-10-17 16:55:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 521 transitions. [2022-10-17 16:55:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:55:06,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-17 16:55:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 296 states and 526 transitions. [2022-10-17 16:55:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 526 transitions. [2022-10-17 16:55:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:55:06,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:55:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 297 states and 526 transitions. [2022-10-17 16:55:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 526 transitions. [2022-10-17 16:55:06,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:06,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:55:07,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:07,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 299 states and 528 transitions. [2022-10-17 16:55:07,181 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 528 transitions. [2022-10-17 16:55:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:55:07,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:07,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-10-17 16:55:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 305 states and 540 transitions. [2022-10-17 16:55:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 540 transitions. [2022-10-17 16:55:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:07,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:07,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:07,825 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:07,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 310 states and 548 transitions. [2022-10-17 16:55:07,880 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 548 transitions. [2022-10-17 16:55:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:07,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:07,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:08,160 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 313 states and 553 transitions. [2022-10-17 16:55:08,383 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 553 transitions. [2022-10-17 16:55:08,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:55:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:08,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:08,511 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 324 states and 596 transitions. [2022-10-17 16:55:09,231 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 596 transitions. [2022-10-17 16:55:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:55:09,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 325 states and 597 transitions. [2022-10-17 16:55:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 597 transitions. [2022-10-17 16:55:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:55:09,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 17 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 328 states and 601 transitions. [2022-10-17 16:55:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 601 transitions. [2022-10-17 16:55:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:09,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:55:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 329 states and 602 transitions. [2022-10-17 16:55:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 602 transitions. [2022-10-17 16:55:10,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:55:10,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,380 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:55:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 330 states and 603 transitions. [2022-10-17 16:55:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 603 transitions. [2022-10-17 16:55:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:55:10,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 336 states and 626 transitions. [2022-10-17 16:55:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 626 transitions. [2022-10-17 16:55:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:55:11,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-10-17 16:55:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 346 states and 662 transitions. [2022-10-17 16:55:12,628 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 662 transitions. [2022-10-17 16:55:12,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:55:12,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:12,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 347 states and 662 transitions. [2022-10-17 16:55:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 662 transitions. [2022-10-17 16:55:12,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:12,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:13,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 352 states and 671 transitions. [2022-10-17 16:55:13,268 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 671 transitions. [2022-10-17 16:55:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:13,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,498 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 355 states and 675 transitions. [2022-10-17 16:55:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 675 transitions. [2022-10-17 16:55:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:13,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:55:14,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 357 states and 684 transitions. [2022-10-17 16:55:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 684 transitions. [2022-10-17 16:55:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:14,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:14,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:14,334 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:14,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 360 states and 692 transitions. [2022-10-17 16:55:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 692 transitions. [2022-10-17 16:55:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:14,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 362 states and 700 transitions. [2022-10-17 16:55:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 700 transitions. [2022-10-17 16:55:14,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:14,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:14,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 363 states and 700 transitions. [2022-10-17 16:55:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 700 transitions. [2022-10-17 16:55:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:55:15,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:15,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 364 states and 701 transitions. [2022-10-17 16:55:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 701 transitions. [2022-10-17 16:55:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:55:15,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:15,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:15,919 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:55:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 368 states and 705 transitions. [2022-10-17 16:55:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 705 transitions. [2022-10-17 16:55:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:55:16,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:16,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:55:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:16,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 369 states and 705 transitions. [2022-10-17 16:55:16,180 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 705 transitions. [2022-10-17 16:55:16,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:55:16,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:16,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.