./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/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 f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 --- 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 16:58:11,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:11,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:11,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:11,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:11,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:11,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:11,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:11,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:11,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:11,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:11,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:11,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:11,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:11,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:11,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:11,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:11,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:11,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:11,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:11,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:11,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:11,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:11,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:11,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:11,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:11,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:11,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:11,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:11,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:11,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:11,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:11,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:11,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:11,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:11,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:11,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:11,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:11,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:11,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:11,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:11,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:58:11,252 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:11,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:11,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:11,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:11,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:11,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:11,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:11,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:11,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:11,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:11,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:11,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:11,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:11,264 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:11,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:11,265 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:11,265 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:11,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:11,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:11,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:11,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:11,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:11,266 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:11,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:11,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:11,267 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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 [2022-10-17 16:58:11,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:11,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:11,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:11,611 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:11,612 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:11,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2022-10-17 16:58:11,684 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/data/695926c10/6065e7b6b01245d991e64078533bdb91/FLAGf53d963ad [2022-10-17 16:58:12,511 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:12,513 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2022-10-17 16:58:12,558 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/data/695926c10/6065e7b6b01245d991e64078533bdb91/FLAGf53d963ad [2022-10-17 16:58:13,042 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/data/695926c10/6065e7b6b01245d991e64078533bdb91 [2022-10-17 16:58:13,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:13,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:13,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:13,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:13,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:13,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:13" (1/1) ... [2022-10-17 16:58:13,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5290adc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:13, skipping insertion in model container [2022-10-17 16:58:13,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:13" (1/1) ... [2022-10-17 16:58:13,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:13,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:14,044 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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2022-10-17 16:58:14,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:14,129 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:14,437 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_96e7f33f-eb1a-49fa-9818-2baa9560be5f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2022-10-17 16:58:14,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:14,508 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:14,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14 WrapperNode [2022-10-17 16:58:14,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:14,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:14,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:14,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:14,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,636 INFO L138 Inliner]: procedures = 68, calls = 170, calls flagged for inlining = 22, calls inlined = 15, statements flattened = 343 [2022-10-17 16:58:14,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:14,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:14,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:14,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:14,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:14,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:14,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:14,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:14,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:14" (1/1) ... [2022-10-17 16:58:14,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:14,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:14,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:14,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96e7f33f-eb1a-49fa-9818-2baa9560be5f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:14,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:58:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:58:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:58:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:58:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:58:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:58:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-17 16:58:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-17 16:58:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:58:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:58:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:58:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:58:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:58:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:58:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:58:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:58:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 16:58:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 16:58:15,268 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:15,271 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:15,361 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:58:15,770 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:15,959 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:15,959 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:58:15,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:15 BoogieIcfgContainer [2022-10-17 16:58:15,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:15,965 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:15,965 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:15,977 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:15,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:15" (1/1) ... [2022-10-17 16:58:16,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2022-10-17 16:58:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2022-10-17 16:58:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:16,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2022-10-17 16:58:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2022-10-17 16:58:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:16,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,074 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 126 transitions. [2022-10-17 16:58:17,204 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2022-10-17 16:58:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:17,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:58:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 127 transitions. [2022-10-17 16:58:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2022-10-17 16:58:17,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:58:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 137 transitions. [2022-10-17 16:58:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2022-10-17 16:58:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:17,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,936 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:58:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 137 transitions. [2022-10-17 16:58:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2022-10-17 16:58:17,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:17,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 84 states and 132 transitions. [2022-10-17 16:58:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2022-10-17 16:58:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:18,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 134 transitions. [2022-10-17 16:58:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2022-10-17 16:58:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:18,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:18,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 129 transitions. [2022-10-17 16:58:18,566 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2022-10-17 16:58:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:18,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:58:18,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 91 states and 142 transitions. [2022-10-17 16:58:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2022-10-17 16:58:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:18,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,912 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:58:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 92 states and 142 transitions. [2022-10-17 16:58:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2022-10-17 16:58:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:18,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:58:19,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 147 transitions. [2022-10-17 16:58:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 147 transitions. [2022-10-17 16:58:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:58:19,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 150 transitions. [2022-10-17 16:58:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2022-10-17 16:58:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:19,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:58:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 99 states and 153 transitions. [2022-10-17 16:58:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 153 transitions. [2022-10-17 16:58:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:58:20,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:58:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 154 transitions. [2022-10-17 16:58:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 154 transitions. [2022-10-17 16:58:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:58:21,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:58:22,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 170 transitions. [2022-10-17 16:58:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2022-10-17 16:58:22,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:58:22,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-10-17 16:58:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 111 states and 170 transitions. [2022-10-17 16:58:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2022-10-17 16:58:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:58:22,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:58:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 164 transitions. [2022-10-17 16:58:22,576 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 164 transitions. [2022-10-17 16:58:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:58:22,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-10-17 16:58:22,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 111 states and 166 transitions. [2022-10-17 16:58:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2022-10-17 16:58:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:58:22,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:58:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 112 states and 167 transitions. [2022-10-17 16:58:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 167 transitions. [2022-10-17 16:58:23,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:58:23,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,463 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:58:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 113 states and 168 transitions. [2022-10-17 16:58:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2022-10-17 16:58:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:58:24,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:58:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 129 states and 204 transitions. [2022-10-17 16:58:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2022-10-17 16:58:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:58:40,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:40,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat