./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2c_remove_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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/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 cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 --- 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 16:38:47,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:47,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:47,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:47,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:47,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:47,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:47,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:47,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:47,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:47,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:47,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:47,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:47,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:47,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:47,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:47,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:47,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:47,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:47,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:47,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:47,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:47,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:47,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:47,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:47,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:47,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:47,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:47,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:47,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:47,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:47,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:47,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:47,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:47,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:47,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:47,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:47,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:47,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:47,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:47,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:47,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:47,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:47,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:47,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:47,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:47,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:47,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:47,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:47,635 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:47,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:47,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:47,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:47,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:47,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:47,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:47,638 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:47,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:47,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:47,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:47,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:47,640 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:47,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:47,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:47,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:47,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:47,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:47,646 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:47,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:47,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:47,647 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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 [2022-10-17 16:38:47,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:47,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:47,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:47,939 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:47,940 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:47,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/sll2c_remove_all.i [2022-10-17 16:38:48,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/data/459f446dc/bb61df7345224a6c878d67dfa0b8905c/FLAG210b3f168 [2022-10-17 16:38:48,557 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:48,557 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/sv-benchmarks/c/list-simple/sll2c_remove_all.i [2022-10-17 16:38:48,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/data/459f446dc/bb61df7345224a6c878d67dfa0b8905c/FLAG210b3f168 [2022-10-17 16:38:49,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/data/459f446dc/bb61df7345224a6c878d67dfa0b8905c [2022-10-17 16:38:49,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:49,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:49,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:49,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:49,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:49,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301366b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49, skipping insertion in model container [2022-10-17 16:38:49,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:49,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:49,534 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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/sv-benchmarks/c/list-simple/sll2c_remove_all.i[24082,24095] [2022-10-17 16:38:49,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:49,550 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:49,619 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_17308b16-f3d8-45ca-a80f-41f53ea7dce5/sv-benchmarks/c/list-simple/sll2c_remove_all.i[24082,24095] [2022-10-17 16:38:49,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:49,659 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:49,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49 WrapperNode [2022-10-17 16:38:49,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:49,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:49,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:49,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:49,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,747 INFO L138 Inliner]: procedures = 126, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 111 [2022-10-17 16:38:49,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:49,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:49,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:49,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:49,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,800 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:49,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:49,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:49,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:49,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:49,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:49,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:49,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17308b16-f3d8-45ca-a80f-41f53ea7dce5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-10-17 16:38:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-10-17 16:38:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:38:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:38:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:38:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:38:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:49,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:50,025 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:50,027 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:50,333 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:50,400 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:50,400 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:38:50,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:50 BoogieIcfgContainer [2022-10-17 16:38:50,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:50,404 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:50,405 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:50,416 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:50,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:50" (1/1) ... [2022-10-17 16:38:50,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-10-17 16:38:50,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-10-17 16:38:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:38:50,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:50,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:50,946 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 16:38:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 29 transitions. [2022-10-17 16:38:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-10-17 16:38:51,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:38:51,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 31 transitions. [2022-10-17 16:38:51,530 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-10-17 16:38:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:38:51,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 37 transitions. [2022-10-17 16:38:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-10-17 16:38:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:38:51,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 36 transitions. [2022-10-17 16:38:52,014 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-10-17 16:38:52,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:38:52,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:38:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 42 transitions. [2022-10-17 16:38:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-10-17 16:38:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:38:52,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 32 states and 45 transitions. [2022-10-17 16:38:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-10-17 16:38:53,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:38:53,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:38:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 49 transitions. [2022-10-17 16:38:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2022-10-17 16:38:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:38:58,670 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:38:58,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:58,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:38:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:38:59,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:59,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:38:59,870 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:38:59,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:59,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:00,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:00,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:00,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:00,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:01,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:01,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:01,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:01,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:01,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:01,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:02,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:02,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:02,409 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:02,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:02,777 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:02,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:03,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:03,524 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:03,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:03,904 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:03,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:03,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:04,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:04,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:04,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:05,018 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:05,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:05,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:05,774 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:05,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:05,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:06,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:06,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:06,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:06,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:07,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:07,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:07,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:07,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:07,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:08,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,391 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:08,413 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:08,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:08,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:09,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:09,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:09,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:10,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,438 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:10,454 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:10,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:10,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,754 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,112 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:11,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:11,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:11,500 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:11,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:11,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:11,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:12,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,453 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:12,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,783 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:12,799 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:12,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:13,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:13,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:13,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:14,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:14,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:14,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:14,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:14,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:14,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:14,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 40 states and 67 transitions. [2022-10-17 16:39:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2022-10-17 16:39:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:15,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat