./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/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_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/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_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/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 5480b4d537852325e0b0acda3f8d624aa77fcd434ac8c6220530ec1f980a3ccc --- 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 23:34:31,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:34:31,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:34:31,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:34:31,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:34:31,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:34:31,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:34:31,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:34:31,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:34:31,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:34:31,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:34:31,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:34:31,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:34:31,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:34:31,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:34:31,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:34:31,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:34:31,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:34:31,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:34:31,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:34:31,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:34:31,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:34:31,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:34:31,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:34:31,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:34:31,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:34:31,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:34:32,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:34:32,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:34:32,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:34:32,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:34:32,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:34:32,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:34:32,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:34:32,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:34:32,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:34:32,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:34:32,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:34:32,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:34:32,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:34:32,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:34:32,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:34:32,020 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:34:32,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:34:32,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:34:32,021 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:34:32,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:34:32,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:34:32,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:34:32,028 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:34:32,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:34:32,030 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:34:32,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:34:32,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:34:32,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:34:32,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:34:32,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:34:32,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:34:32,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:34:32,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:34:32,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:34:32,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:34:32,031 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:34:32,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:34:32,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:34:32,032 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_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5480b4d537852325e0b0acda3f8d624aa77fcd434ac8c6220530ec1f980a3ccc [2022-12-14 23:34:32,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:34:32,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:34:32,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:34:32,214 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:34:32,215 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:34:32,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label48.c [2022-12-14 23:34:34,761 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:34:35,783 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:34:35,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/sv-benchmarks/c/eca-rers2012/Problem07_label48.c [2022-12-14 23:34:35,909 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/data/ec2388688/266fd82721a04cb9bafdb02e0a9bff30/FLAGfda3bb279 [2022-12-14 23:34:36,342 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/data/ec2388688/266fd82721a04cb9bafdb02e0a9bff30 [2022-12-14 23:34:36,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:34:36,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:34:36,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:34:36,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:34:36,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:34:36,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:34:36" (1/1) ... [2022-12-14 23:34:36,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da4bb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:36, skipping insertion in model container [2022-12-14 23:34:36,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:34:36" (1/1) ... [2022-12-14 23:34:36,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:34:36,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:34:46,811 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_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/sv-benchmarks/c/eca-rers2012/Problem07_label48.c[2767282,2767295] [2022-12-14 23:34:46,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:34:46,877 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:34:52,757 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_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/sv-benchmarks/c/eca-rers2012/Problem07_label48.c[2767282,2767295] [2022-12-14 23:34:52,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:34:53,386 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:34:53,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53 WrapperNode [2022-12-14 23:34:53,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:34:53,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:34:53,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:34:53,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:34:53,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:53,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:54,980 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 23:34:54,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:34:54,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:34:54,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:34:54,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:34:54,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:54,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:55,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:55,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:55,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:55,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:56,016 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:56,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:56,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:34:56,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:34:56,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:34:56,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:34:56,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:53" (1/1) ... [2022-12-14 23:34:56,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:34:56,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:34:56,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:34:56,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4d1937-4e4e-4e32-bc8e-19aef2caf320/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:34:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:34:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:34:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:34:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:34:56,554 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:34:56,555 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:35:27,635 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:35:28,338 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:35:28,338 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:35:28,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:35:28 BoogieIcfgContainer [2022-12-14 23:35:28,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:35:28,346 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:35:28,346 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:35:28,353 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:35:28,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:35:28" (1/1) ... [2022-12-14 23:35:28,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:35:28,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:28,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 23:35:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 23:35:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 23:35:29,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:29,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:01,346 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 23:36:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35394 states to 20218 states and 35394 transitions. [2022-12-14 23:36:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 35394 transitions. [2022-12-14 23:36:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 23:36:33,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:33,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:52,711 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 23:36:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35399 states to 20221 states and 35399 transitions. [2022-12-14 23:36:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 35399 transitions. [2022-12-14 23:36:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 23:36:54,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:54,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:14,421 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 23:37:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35406 states to 20225 states and 35406 transitions. [2022-12-14 23:37:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 35406 transitions. [2022-12-14 23:37:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10094 [2022-12-14 23:37:15,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:15,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35409 states to 20228 states and 35409 transitions. [2022-12-14 23:37:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 20228 states and 35409 transitions. [2022-12-14 23:37:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-14 23:37:35,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:35,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35423 states to 20238 states and 35423 transitions. [2022-12-14 23:37:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 20238 states and 35423 transitions. [2022-12-14 23:37:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 23:37:59,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:59,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:21,934 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 23:38:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:22,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35424 states to 20239 states and 35424 transitions. [2022-12-14 23:38:22,586 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 35424 transitions. [2022-12-14 23:38:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 23:38:23,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:23,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:42,948 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 23:38:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35441 states to 20251 states and 35441 transitions. [2022-12-14 23:38:43,746 INFO L276 IsEmpty]: Start isEmpty. Operand 20251 states and 35441 transitions. [2022-12-14 23:38:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 23:38:44,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:44,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:04,033 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 23:39:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35456 states to 20263 states and 35456 transitions. [2022-12-14 23:39:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 20263 states and 35456 transitions. [2022-12-14 23:39:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-14 23:39:05,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:39:26,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:26,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35457 states to 20264 states and 35457 transitions. [2022-12-14 23:39:26,703 INFO L276 IsEmpty]: Start isEmpty. Operand 20264 states and 35457 transitions. [2022-12-14 23:39:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-14 23:39:27,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:27,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:46,742 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:39:47,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35481 states to 20282 states and 35481 transitions. [2022-12-14 23:39:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 20282 states and 35481 transitions. [2022-12-14 23:39:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 23:39:48,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:48,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:40:20,046 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 23:40:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:40:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35497 states to 20295 states and 35497 transitions. [2022-12-14 23:40:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 20295 states and 35497 transitions. [2022-12-14 23:40:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-14 23:40:21,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:40:21,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:40:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:40:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:40:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:40:44,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35512 states to 20307 states and 35512 transitions. [2022-12-14 23:40:44,410 INFO L276 IsEmpty]: Start isEmpty. Operand 20307 states and 35512 transitions. [2022-12-14 23:40:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-14 23:40:44,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:40:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:40:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:41:09,988 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 23:41:10,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:41:10,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35543 states to 20332 states and 35543 transitions. [2022-12-14 23:41:10,993 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 35543 transitions. [2022-12-14 23:41:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 23:41:11,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:41:11,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:41:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:41:33,470 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 23:41:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:41:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35547 states to 20335 states and 35547 transitions. [2022-12-14 23:41:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 20335 states and 35547 transitions. [2022-12-14 23:41:34,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-14 23:41:34,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:41:34,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:41:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:41:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35550 states to 20337 states and 35550 transitions. [2022-12-14 23:42:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 20337 states and 35550 transitions. [2022-12-14 23:42:01,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 23:42:01,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:01,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:20,309 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 23:42:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35587 states to 20367 states and 35587 transitions. [2022-12-14 23:42:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 20367 states and 35587 transitions. [2022-12-14 23:42:21,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 23:42:21,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:21,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:42,562 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 23:42:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35589 states to 20369 states and 35589 transitions. [2022-12-14 23:42:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 20369 states and 35589 transitions. [2022-12-14 23:42:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 23:42:43,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:43,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:43:08,673 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 23:43:09,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:43:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35598 states to 20377 states and 35598 transitions. [2022-12-14 23:43:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 35598 transitions. [2022-12-14 23:43:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 23:43:09,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:43:09,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:43:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:43:32,146 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 23:43:32,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:43:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35610 states to 20387 states and 35610 transitions. [2022-12-14 23:43:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 35610 transitions. [2022-12-14 23:43:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 23:43:33,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:43:33,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:43:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:43:53,755 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 23:43:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:43:54,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35617 states to 20392 states and 35617 transitions. [2022-12-14 23:43:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 20392 states and 35617 transitions. [2022-12-14 23:43:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 23:43:54,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:43:54,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:43:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:14,353 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 23:44:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35641 states to 20412 states and 35641 transitions. [2022-12-14 23:44:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 35641 transitions. [2022-12-14 23:44:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 23:44:15,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:15,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:35,090 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 23:44:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35672 states to 20437 states and 35672 transitions. [2022-12-14 23:44:36,180 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 35672 transitions. [2022-12-14 23:44:36,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 23:44:36,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:36,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat