./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4 --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 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 --- 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-2329fc7 [2022-12-14 20:48:33,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:48:33,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:48:33,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:48:33,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:48:33,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:48:33,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:48:33,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:48:33,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:48:33,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:48:33,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:48:33,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:48:33,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:48:33,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:48:33,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:48:33,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:48:33,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:48:33,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:48:33,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:48:33,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:48:33,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:48:33,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:48:33,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:48:33,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:48:33,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:48:33,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:48:33,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:48:33,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:48:33,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:48:33,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:48:33,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:48:33,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:48:33,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:48:33,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:48:33,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:48:33,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:48:33,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:48:33,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:48:33,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:48:33,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:48:33,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:48:33,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:48:33,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:48:33,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:48:33,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:48:33,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:48:33,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:48:33,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:48:33,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:48:33,869 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:48:33,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:48:33,870 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:48:33,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:48:33,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:48:33,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:48:33,871 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:48:33,871 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:48:33,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:48:33,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:48:33,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:48:33,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:48:33,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:48:33,872 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:48:33,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:48:33,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:48:33,873 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_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 [2022-12-14 20:48:34,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:48:34,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:48:34,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:48:34,069 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:48:34,070 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:48:34,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label17.c [2022-12-14 20:48:36,659 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:48:37,691 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:48:37,691 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/sv-benchmarks/c/eca-programs/Problem101_label17.c [2022-12-14 20:48:37,816 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/data/ed81d386e/bb43d07511dd4f1cb34c5d8b8dbe29be/FLAGfd59ee4d1 [2022-12-14 20:48:37,827 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/data/ed81d386e/bb43d07511dd4f1cb34c5d8b8dbe29be [2022-12-14 20:48:37,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:48:37,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:48:37,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:48:37,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:48:37,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:48:37,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:48:37" (1/1) ... [2022-12-14 20:48:37,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7c40ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:37, skipping insertion in model container [2022-12-14 20:48:37,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:48:37" (1/1) ... [2022-12-14 20:48:37,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:48:38,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:48:48,151 WARN L237 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_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2022-12-14 20:48:48,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:48:48,214 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:48:54,077 WARN L237 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_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2022-12-14 20:48:54,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:48:54,701 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:48:54,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54 WrapperNode [2022-12-14 20:48:54,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:48:54,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:48:54,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:48:54,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:48:54,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:55,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:56,274 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-14 20:48:56,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:48:56,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:48:56,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:48:56,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:48:56,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:56,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:56,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:56,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,437 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:48:57,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:48:57,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:48:57,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:48:57,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:48:54" (1/1) ... [2022-12-14 20:48:57,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:48:57,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:48:57,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:48:57,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8be49ee0-cc0d-48af-99c0-6ab070cf40ae/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:48:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:48:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:48:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:48:57,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:48:57,897 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:48:57,898 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:49:28,455 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:49:29,178 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:49:29,178 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:49:29,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:49:29 BoogieIcfgContainer [2022-12-14 20:49:29,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:49:29,186 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:49:29,186 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:49:29,193 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:49:29,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:49:29" (1/1) ... [2022-12-14 20:49:29,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:49:29,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:49:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 20:49:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 20:49:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 20:49:29,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:49:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:49:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2022-12-14 20:50:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2022-12-14 20:50:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 20:50:34,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:34,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:50:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:50:57,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:50:58,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:50:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2022-12-14 20:50:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2022-12-14 20:50:58,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 20:50:58,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:50:58,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:20,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:21,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2022-12-14 20:51:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2022-12-14 20:51:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 20:51:21,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:21,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:43,963 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:44,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2022-12-14 20:51:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2022-12-14 20:51:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 20:51:44,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:44,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:06,873 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31229 states to 20267 states and 31229 transitions. [2022-12-14 20:52:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 20267 states and 31229 transitions. [2022-12-14 20:52:08,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 20:52:08,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:08,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31255 states to 20291 states and 31255 transitions. [2022-12-14 20:52:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 20291 states and 31255 transitions. [2022-12-14 20:52:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 20:52:30,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:30,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31256 states to 20292 states and 31256 transitions. [2022-12-14 20:52:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 20292 states and 31256 transitions. [2022-12-14 20:52:53,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 20:52:53,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:53,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31257 states to 20293 states and 31257 transitions. [2022-12-14 20:53:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31257 transitions. [2022-12-14 20:53:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 20:53:16,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:16,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:40,076 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:40,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31298 states to 20329 states and 31298 transitions. [2022-12-14 20:53:40,941 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 31298 transitions. [2022-12-14 20:53:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 20:53:41,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:41,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:02,804 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:03,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31304 states to 20334 states and 31304 transitions. [2022-12-14 20:54:03,418 INFO L276 IsEmpty]: Start isEmpty. Operand 20334 states and 31304 transitions. [2022-12-14 20:54:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 20:54:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:26,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31350 states to 20374 states and 31350 transitions. [2022-12-14 20:54:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 20374 states and 31350 transitions. [2022-12-14 20:54:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 20:54:27,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31380 states to 20400 states and 31380 transitions. [2022-12-14 20:54:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 31380 transitions. [2022-12-14 20:54:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 20:54:50,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:50,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:12,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31381 states to 20401 states and 31381 transitions. [2022-12-14 20:55:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 31381 transitions. [2022-12-14 20:55:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2022-12-14 20:55:13,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:13,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:35,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:35,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31385 states to 20404 states and 31385 transitions. [2022-12-14 20:55:35,445 INFO L276 IsEmpty]: Start isEmpty. Operand 20404 states and 31385 transitions. [2022-12-14 20:55:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10134 [2022-12-14 20:55:35,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:35,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31397 states to 20414 states and 31397 transitions. [2022-12-14 20:55:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 20414 states and 31397 transitions. [2022-12-14 20:55:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10137 [2022-12-14 20:55:58,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:58,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:25,388 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:26,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31454 states to 20464 states and 31454 transitions. [2022-12-14 20:56:26,418 INFO L276 IsEmpty]: Start isEmpty. Operand 20464 states and 31454 transitions. [2022-12-14 20:56:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10140 [2022-12-14 20:56:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:26,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31515 states to 20517 states and 31515 transitions. [2022-12-14 20:56:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 20517 states and 31515 transitions. [2022-12-14 20:56:49,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10141 [2022-12-14 20:56:49,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:49,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:15,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31578 states to 20571 states and 31578 transitions. [2022-12-14 20:57:15,305 INFO L276 IsEmpty]: Start isEmpty. Operand 20571 states and 31578 transitions. [2022-12-14 20:57:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10142 [2022-12-14 20:57:15,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:15,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:37,194 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:38,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31594 states to 20583 states and 31594 transitions. [2022-12-14 20:57:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 20583 states and 31594 transitions. [2022-12-14 20:57:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10143 [2022-12-14 20:57:38,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:38,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:00,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31595 states to 20584 states and 31595 transitions. [2022-12-14 20:58:00,588 INFO L276 IsEmpty]: Start isEmpty. Operand 20584 states and 31595 transitions. [2022-12-14 20:58:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10144 [2022-12-14 20:58:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:01,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:23,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31631 states to 20613 states and 31631 transitions. [2022-12-14 20:58:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 20613 states and 31631 transitions. [2022-12-14 20:58:24,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10152 [2022-12-14 20:58:24,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:24,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31654 states to 20631 states and 31654 transitions. [2022-12-14 20:58:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 20631 states and 31654 transitions. [2022-12-14 20:58:47,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10155 [2022-12-14 20:58:47,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:47,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:09,337 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31686 states to 20657 states and 31686 transitions. [2022-12-14 20:59:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 20657 states and 31686 transitions. [2022-12-14 20:59:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10157 [2022-12-14 20:59:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat