./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label53.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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/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 777b34a90701d0b2e3b99f6c0346a6970c96eba1bddafb1527e8d1dc2f81affe --- 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 21:05:23,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:05:23,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:05:24,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:05:24,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:05:24,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:05:24,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:05:24,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:05:24,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:05:24,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:05:24,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:05:24,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:05:24,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:05:24,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:05:24,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:05:24,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:05:24,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:05:24,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:05:24,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:05:24,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:05:24,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:05:24,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:05:24,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:05:24,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:05:24,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:05:24,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:05:24,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:05:24,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:05:24,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:05:24,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:05:24,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:05:24,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:05:24,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:05:24,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:05:24,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:05:24,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:05:24,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:05:24,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:05:24,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:05:24,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:05:24,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:05:24,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:05:24,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:05:24,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:05:24,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:05:24,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:05:24,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:05:24,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:05:24,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:05:24,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:05:24,069 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:05:24,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:05:24,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:05:24,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:05:24,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:05:24,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:05:24,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:05:24,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:05:24,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:05:24,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:05:24,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:05:24,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:05:24,070 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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 777b34a90701d0b2e3b99f6c0346a6970c96eba1bddafb1527e8d1dc2f81affe [2022-12-14 21:05:24,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:05:24,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:05:24,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:05:24,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:05:24,255 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:05:24,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label53.c [2022-12-14 21:05:26,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:05:27,935 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:05:27,935 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/sv-benchmarks/c/eca-rers2012/Problem07_label53.c [2022-12-14 21:05:28,056 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/data/f44cc640a/51143d5c9ff740e6be7817394f7891d7/FLAGc355ec1be [2022-12-14 21:05:28,416 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/data/f44cc640a/51143d5c9ff740e6be7817394f7891d7 [2022-12-14 21:05:28,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:05:28,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:05:28,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:05:28,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:05:28,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:05:28,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:05:28" (1/1) ... [2022-12-14 21:05:28,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6763c810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:28, skipping insertion in model container [2022-12-14 21:05:28,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:05:28" (1/1) ... [2022-12-14 21:05:28,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:05:29,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:05:38,471 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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/sv-benchmarks/c/eca-rers2012/Problem07_label53.c[2776999,2777012] [2022-12-14 21:05:38,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:05:38,534 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:05:44,319 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_d2128c78-605b-4d22-9266-a1b8c6d9ded3/sv-benchmarks/c/eca-rers2012/Problem07_label53.c[2776999,2777012] [2022-12-14 21:05:44,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:05:44,881 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:05:44,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44 WrapperNode [2022-12-14 21:05:44,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:05:44,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:05:44,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:05:44,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:05:44,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:45,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:46,276 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 21:05:46,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:05:46,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:05:46,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:05:46,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:05:46,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:46,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:46,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:46,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,237 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:05:47,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:05:47,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:05:47,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:05:47,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:05:44" (1/1) ... [2022-12-14 21:05:47,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:05:47,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:05:47,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:05:47,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2128c78-605b-4d22-9266-a1b8c6d9ded3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:05:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:05:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:05:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:05:47,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:05:47,825 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:05:47,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:06:18,548 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:06:19,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:06:19,204 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:06:19,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:06:19 BoogieIcfgContainer [2022-12-14 21:06:19,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:06:19,213 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:06:19,213 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:06:19,219 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:06:19,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:06:19" (1/1) ... [2022-12-14 21:06:19,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:06:19,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:06:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 21:06:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 21:06:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 21:06:19,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:06:19,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:06:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:06:49,239 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 21:07:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:07:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31134 states to 20218 states and 31134 transitions. [2022-12-14 21:07:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31134 transitions. [2022-12-14 21:07:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 21:07:22,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:07:22,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:07:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:07:45,034 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 21:07:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:07:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31139 states to 20221 states and 31139 transitions. [2022-12-14 21:07:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31139 transitions. [2022-12-14 21:07:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 21:07:46,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:07:46,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:07:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:08:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:08:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:08:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31146 states to 20225 states and 31146 transitions. [2022-12-14 21:08:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 31146 transitions. [2022-12-14 21:08:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 21:08:10,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:08:10,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:08:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:08:31,997 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 21:08:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:08:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31156 states to 20231 states and 31156 transitions. [2022-12-14 21:08:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 20231 states and 31156 transitions. [2022-12-14 21:08:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10095 [2022-12-14 21:08:33,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:08:33,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:08:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:08:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:08:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:08:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31169 states to 20239 states and 31169 transitions. [2022-12-14 21:08:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31169 transitions. [2022-12-14 21:09:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-14 21:09:00,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:09:00,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:09:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:09:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:09:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:09:25,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20248 states and 31184 transitions. [2022-12-14 21:09:25,851 INFO L276 IsEmpty]: Start isEmpty. Operand 20248 states and 31184 transitions. [2022-12-14 21:09:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 21:09:26,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:09:26,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:09:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:09:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:09:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:09:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31202 states to 20259 states and 31202 transitions. [2022-12-14 21:09:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 20259 states and 31202 transitions. [2022-12-14 21:09:52,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 21:09:52,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:09:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:09:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:10:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:10:15,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:10:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31222 states to 20271 states and 31222 transitions. [2022-12-14 21:10:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 20271 states and 31222 transitions. [2022-12-14 21:10:15,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10100 [2022-12-14 21:10:15,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:10:15,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:10:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:10:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:10:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:10:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31228 states to 20275 states and 31228 transitions. [2022-12-14 21:10:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 20275 states and 31228 transitions. [2022-12-14 21:10:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 21:10:40,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:10:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:10:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:11:02,484 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 21:11:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:11:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31246 states to 20287 states and 31246 transitions. [2022-12-14 21:11:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 20287 states and 31246 transitions. [2022-12-14 21:11:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10106 [2022-12-14 21:11:03,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:11:03,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:11:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:11:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:11:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:11:28,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31253 states to 20293 states and 31253 transitions. [2022-12-14 21:11:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31253 transitions. [2022-12-14 21:11:29,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 21:11:29,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:11:29,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:11:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:02,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31274 states to 20309 states and 31274 transitions. [2022-12-14 21:12:02,836 INFO L276 IsEmpty]: Start isEmpty. Operand 20309 states and 31274 transitions. [2022-12-14 21:12:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-14 21:12:03,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:03,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31281 states to 20315 states and 31281 transitions. [2022-12-14 21:12:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 20315 states and 31281 transitions. [2022-12-14 21:12:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 21:12:28,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:28,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:12:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:12:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:12:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31299 states to 20330 states and 31299 transitions. [2022-12-14 21:12:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 20330 states and 31299 transitions. [2022-12-14 21:12:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 21:12:53,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:12:53,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:12:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:15,390 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 21:13:15,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31310 states to 20338 states and 31310 transitions. [2022-12-14 21:13:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 20338 states and 31310 transitions. [2022-12-14 21:13:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10116 [2022-12-14 21:13:16,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:16,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:13:38,267 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:13:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:13:39,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31328 states to 20352 states and 31328 transitions. [2022-12-14 21:13:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 20352 states and 31328 transitions. [2022-12-14 21:13:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 21:13:39,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:13:39,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:13:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:01,143 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 21:14:02,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31358 states to 20376 states and 31358 transitions. [2022-12-14 21:14:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 20376 states and 31358 transitions. [2022-12-14 21:14:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 21:14:02,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:02,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:25,237 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 21:14:25,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31359 states to 20377 states and 31359 transitions. [2022-12-14 21:14:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 31359 transitions. [2022-12-14 21:14:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 21:14:26,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:14:48,121 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 21:14:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:14:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31360 states to 20378 states and 31360 transitions. [2022-12-14 21:14:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 20378 states and 31360 transitions. [2022-12-14 21:14:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-14 21:14:49,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:14:49,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:14:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:11,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31403 states to 20412 states and 31403 transitions. [2022-12-14 21:15:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 31403 transitions. [2022-12-14 21:15:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 21:15:12,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:12,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:15:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:15:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:15:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31418 states to 20422 states and 31418 transitions. [2022-12-14 21:15:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 20422 states and 31418 transitions. [2022-12-14 21:15:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 21:15:38,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:15:38,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:15:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat