./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2c_update_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/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_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_update_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/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 32bit --witnessprinter.graph.data.programhash e86102617f1813255879beda7bab492587801800e6506c4c5cd56fb9179f8713 --- 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 16:57:05,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:05,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:05,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:05,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:05,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:05,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:05,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:05,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:05,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:05,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:05,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:05,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:05,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:05,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:05,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:05,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:05,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:05,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:05,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:05,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:05,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:05,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:05,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:05,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:05,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:05,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:05,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:05,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:05,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:05,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:05,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:05,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:05,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:05,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:05,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:05,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:05,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:05,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:05,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:05,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:05,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:05,502 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:05,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:05,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:05,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:05,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:05,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:05,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:05,506 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:05,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:05,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:05,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:05,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:05,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:05,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:05,507 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:05,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:05,508 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:05,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:05,508 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:05,509 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:05,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:05,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:05,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:05,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:05,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:05,510 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:05,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:05,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:05,511 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_56c33671-3bf2-4dc6-873d-a9b486ece2f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e86102617f1813255879beda7bab492587801800e6506c4c5cd56fb9179f8713 [2022-10-17 16:57:05,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:05,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:05,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:05,817 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:05,818 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:05,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/sll2c_update_all.i [2022-10-17 16:57:05,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/data/5e64f6ac8/6271c6d2191740ca914bfd2b5bfc9a29/FLAGb7dc125c4 [2022-10-17 16:57:06,510 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:06,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/sv-benchmarks/c/list-simple/sll2c_update_all.i [2022-10-17 16:57:06,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/data/5e64f6ac8/6271c6d2191740ca914bfd2b5bfc9a29/FLAGb7dc125c4 [2022-10-17 16:57:06,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/data/5e64f6ac8/6271c6d2191740ca914bfd2b5bfc9a29 [2022-10-17 16:57:06,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:06,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:06,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:06,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:06,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:06,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:06" (1/1) ... [2022-10-17 16:57:06,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ee1a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:06, skipping insertion in model container [2022-10-17 16:57:06,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:06" (1/1) ... [2022-10-17 16:57:06,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:06,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:07,265 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_56c33671-3bf2-4dc6-873d-a9b486ece2f2/sv-benchmarks/c/list-simple/sll2c_update_all.i[24418,24431] [2022-10-17 16:57:07,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:07,280 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:07,329 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_56c33671-3bf2-4dc6-873d-a9b486ece2f2/sv-benchmarks/c/list-simple/sll2c_update_all.i[24418,24431] [2022-10-17 16:57:07,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:07,383 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:07,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07 WrapperNode [2022-10-17 16:57:07,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:07,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:07,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:07,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:07,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,470 INFO L138 Inliner]: procedures = 126, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 127 [2022-10-17 16:57:07,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:07,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:07,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:07,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:07,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,529 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:07,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:07,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:07,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:07,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:07" (1/1) ... [2022-10-17 16:57:07,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:07,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:07,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:07,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56c33671-3bf2-4dc6-873d-a9b486ece2f2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-10-17 16:57:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-10-17 16:57:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:07,850 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:07,852 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:08,108 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:08,183 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:08,184 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:57:08,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:08 BoogieIcfgContainer [2022-10-17 16:57:08,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:08,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:08,188 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:08,202 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:08,203 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:08" (1/1) ... [2022-10-17 16:57:08,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:57:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:57:08,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:57:08,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:08,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:08,735 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 16:57:08,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 32 transitions. [2022-10-17 16:57:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-10-17 16:57:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:08,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 42 transitions. [2022-10-17 16:57:09,255 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-10-17 16:57:09,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:57:09,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:09,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 46 transitions. [2022-10-17 16:57:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2022-10-17 16:57:09,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:57:09,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:10,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 52 transitions. [2022-10-17 16:57:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2022-10-17 16:57:10,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:10,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:10,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:12,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 45 states and 103 transitions. [2022-10-17 16:57:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 103 transitions. [2022-10-17 16:57:15,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:57:15,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:15,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:57:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:16,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:16,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:17,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:17,576 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:17,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:17,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:18,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:18,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:18,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:19,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:19,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:20,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:20,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:20,846 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:20,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:20,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:21,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:22,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:23,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:23,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:23,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:23,875 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:23,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:24,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:25,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:25,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:26,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:26,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:27,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,029 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:28,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:28,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:28,734 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:28,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:28,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:29,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:29,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:29,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:29,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:29,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:29,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:30,608 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:30,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:30,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:31,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:31,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:32,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:32,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:32,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:33,106 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:33,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:33,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:33,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:33,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:33,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,181 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:34,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 46 states and 104 transitions. [2022-10-17 16:57:34,204 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 104 transitions. [2022-10-17 16:57:34,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:34,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat