./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label43.c --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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/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 19ed94a411b232e859c90088088215ee5fab35ddb2ecc95dbb01f18c20ea13dd --- 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 16:34:56,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:56,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:56,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:56,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:56,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:56,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:56,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:56,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:56,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:56,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:56,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:56,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:56,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:56,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:56,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:56,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:56,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:56,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:56,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:56,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:56,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:56,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:56,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:56,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:56,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:56,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:56,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:56,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:56,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:56,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:56,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:56,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:56,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:56,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:56,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:56,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:56,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:56,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:56,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:56,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:56,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:56,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:56,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:56,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:56,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:56,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:56,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:56,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:56,761 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:56,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:56,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:56,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:56,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:56,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:56,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:56,764 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:56,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:56,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:56,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:56,765 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:56,765 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:56,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:56,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:56,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:56,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:56,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:56,766 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:56,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:56,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:56,767 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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19ed94a411b232e859c90088088215ee5fab35ddb2ecc95dbb01f18c20ea13dd [2022-10-17 16:34:57,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:57,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:57,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:57,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:57,137 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:57,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label43.c [2022-10-17 16:34:57,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/data/744460dbd/e8194eaf97ac4ca2a4e38bb4b4f40c3f/FLAG5d7d936e8 [2022-10-17 16:34:57,937 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:57,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/sv-benchmarks/c/eca-rers2012/Problem03_label43.c [2022-10-17 16:34:57,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/data/744460dbd/e8194eaf97ac4ca2a4e38bb4b4f40c3f/FLAG5d7d936e8 [2022-10-17 16:34:58,075 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/data/744460dbd/e8194eaf97ac4ca2a4e38bb4b4f40c3f [2022-10-17 16:34:58,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:58,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:58,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:58,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:58,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:58,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:58" (1/1) ... [2022-10-17 16:34:58,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b2dc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:58, skipping insertion in model container [2022-10-17 16:34:58,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:58" (1/1) ... [2022-10-17 16:34:58,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:58,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:58,878 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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/sv-benchmarks/c/eca-rers2012/Problem03_label43.c[54461,54474] [2022-10-17 16:34:58,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:58,931 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:59,299 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_79514e69-b5f1-4fe4-9a24-8be49fd9d671/sv-benchmarks/c/eca-rers2012/Problem03_label43.c[54461,54474] [2022-10-17 16:34:59,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:59,338 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:59,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59 WrapperNode [2022-10-17 16:34:59,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:59,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:59,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:59,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:59,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,504 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:34:59,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:59,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:59,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:59,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:59,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,633 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:59,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:59,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:59,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:59,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:59" (1/1) ... [2022-10-17 16:34:59,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:59,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:59,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:59,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79514e69-b5f1-4fe4-9a24-8be49fd9d671/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:59,847 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:59,849 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:01,923 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:02,253 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:02,253 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:35:02,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:02 BoogieIcfgContainer [2022-10-17 16:35:02,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:02,258 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:02,258 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:02,269 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:02,269 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:02" (1/1) ... [2022-10-17 16:35:02,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:02,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:35:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:35:02,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:35:02,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,308 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 16:35:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:35:04,412 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:35:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:35:04,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:35:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:35:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:35:04,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:35:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:35:05,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:35:05,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:05,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 446 states and 809 transitions. [2022-10-17 16:35:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 809 transitions. [2022-10-17 16:35:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:35:07,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 453 states and 820 transitions. [2022-10-17 16:35:08,545 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 820 transitions. [2022-10-17 16:35:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:35:08,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,029 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 462 states and 835 transitions. [2022-10-17 16:35:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 835 transitions. [2022-10-17 16:35:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:35:09,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 468 states and 855 transitions. [2022-10-17 16:35:10,755 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 855 transitions. [2022-10-17 16:35:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:35:10,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,953 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:35:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 475 states and 869 transitions. [2022-10-17 16:35:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 869 transitions. [2022-10-17 16:35:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:35:11,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:11,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:35:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 479 states and 875 transitions. [2022-10-17 16:35:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 875 transitions. [2022-10-17 16:35:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:35:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 621 states and 1059 transitions. [2022-10-17 16:35:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1059 transitions. [2022-10-17 16:35:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:35:13,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:13,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:14,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:14,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 629 states and 1069 transitions. [2022-10-17 16:35:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1069 transitions. [2022-10-17 16:35:14,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:14,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:14,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:15,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 638 states and 1093 transitions. [2022-10-17 16:35:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1093 transitions. [2022-10-17 16:35:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:15,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:15,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 639 states and 1094 transitions. [2022-10-17 16:35:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1094 transitions. [2022-10-17 16:35:16,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:16,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:16,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 648 states and 1105 transitions. [2022-10-17 16:35:16,919 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1105 transitions. [2022-10-17 16:35:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:16,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:16,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 652 states and 1113 transitions. [2022-10-17 16:35:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1113 transitions. [2022-10-17 16:35:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:17,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:18,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:18,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 654 states and 1115 transitions. [2022-10-17 16:35:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1115 transitions. [2022-10-17 16:35:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:35:18,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:18,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 658 states and 1119 transitions. [2022-10-17 16:35:18,547 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1119 transitions. [2022-10-17 16:35:18,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:35:18,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:18,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 670 states and 1137 transitions. [2022-10-17 16:35:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1137 transitions. [2022-10-17 16:35:19,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:35:19,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:19,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 680 states and 1152 transitions. [2022-10-17 16:35:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1152 transitions. [2022-10-17 16:35:20,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:35:20,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:20,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 683 states and 1156 transitions. [2022-10-17 16:35:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1156 transitions. [2022-10-17 16:35:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:35:20,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 689 states and 1163 transitions. [2022-10-17 16:35:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1163 transitions. [2022-10-17 16:35:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:35:21,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:22,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 691 states and 1165 transitions. [2022-10-17 16:35:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1165 transitions. [2022-10-17 16:35:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:35:22,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:22,479 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:22,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 702 states and 1178 transitions. [2022-10-17 16:35:22,793 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1178 transitions. [2022-10-17 16:35:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-17 16:35:22,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:22,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:23,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 719 states and 1199 transitions. [2022-10-17 16:35:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1199 transitions. [2022-10-17 16:35:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:35:23,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:23,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 722 states and 1239 transitions. [2022-10-17 16:35:24,456 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1239 transitions. [2022-10-17 16:35:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:35:24,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:24,726 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:35:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 728 states and 1259 transitions. [2022-10-17 16:35:25,324 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1259 transitions. [2022-10-17 16:35:25,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:35:25,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:25,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat