./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label11.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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/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 3865ab852a9d72332f7357fb6365a1847ad0233a5217019e907317c702168a28 --- 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 [2022-12-15 03:42:08,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:42:08,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:42:08,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:42:08,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:42:08,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:42:08,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:42:08,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:42:08,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:42:08,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:42:08,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:42:08,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:42:08,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:42:08,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:42:08,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:42:08,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:42:08,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:42:08,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:42:08,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:42:08,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:42:08,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:42:08,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:42:08,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:42:08,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:42:08,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:42:08,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:42:08,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:42:08,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:42:08,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:42:08,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:42:08,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:42:08,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:42:08,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:42:08,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:42:08,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:42:08,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:42:08,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:42:08,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:42:08,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:42:08,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:42:08,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:42:08,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:42:08,118 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:42:08,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:42:08,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:42:08,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:42:08,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:42:08,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:42:08,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:42:08,121 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:42:08,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:42:08,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:42:08,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:42:08,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:42:08,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:42:08,123 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:42:08,123 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:42:08,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:42:08,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:42:08,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:42:08,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:42:08,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:42:08,124 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:42:08,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:42:08,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:42:08,124 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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3865ab852a9d72332f7357fb6365a1847ad0233a5217019e907317c702168a28 [2022-12-15 03:42:08,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:42:08,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:42:08,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:42:08,339 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:42:08,339 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:42:08,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label11.c [2022-12-15 03:42:10,924 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:42:11,991 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:42:11,991 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/sv-benchmarks/c/eca-rers2012/Problem07_label11.c [2022-12-15 03:42:12,147 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/data/6da279680/73394906af094d5c97cb57ea9be873af/FLAG2a059043d [2022-12-15 03:42:12,499 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/data/6da279680/73394906af094d5c97cb57ea9be873af [2022-12-15 03:42:12,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:42:12,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:42:12,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:42:12,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:42:12,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:42:12,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:42:12" (1/1) ... [2022-12-15 03:42:12,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb2042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:12, skipping insertion in model container [2022-12-15 03:42:12,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:42:12" (1/1) ... [2022-12-15 03:42:12,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:42:13,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:42:22,683 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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/sv-benchmarks/c/eca-rers2012/Problem07_label11.c[2769159,2769172] [2022-12-15 03:42:22,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:42:22,747 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:42:28,529 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_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/sv-benchmarks/c/eca-rers2012/Problem07_label11.c[2769159,2769172] [2022-12-15 03:42:28,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:42:29,174 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:42:29,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29 WrapperNode [2022-12-15 03:42:29,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:42:29,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:42:29,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:42:29,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:42:29,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:29,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:30,618 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-15 03:42:30,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:42:30,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:42:30,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:42:30,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:42:30,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:30,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:30,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:30,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:31,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:31,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:31,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:31,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:32,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:42:32,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:42:32,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:42:32,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:42:32,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:29" (1/1) ... [2022-12-15 03:42:32,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:42:32,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:42:32,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:42:32,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7a3509-de19-43c1-9fc1-4e1a34a67f5b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:42:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:42:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:42:32,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:42:32,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:42:32,167 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:42:32,168 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:43:01,979 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:43:02,704 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:43:02,704 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:43:02,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:02 BoogieIcfgContainer [2022-12-15 03:43:02,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:43:02,713 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:43:02,714 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:43:02,720 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:43:02,720 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:02" (1/1) ... [2022-12-15 03:43:02,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:43:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-15 03:43:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-15 03:43:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-15 03:43:03,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:32,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34422 states to 20218 states and 34422 transitions. [2022-12-15 03:44:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 34422 transitions. [2022-12-15 03:44:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-15 03:44:06,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:06,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:28,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34427 states to 20221 states and 34427 transitions. [2022-12-15 03:44:28,750 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 34427 transitions. [2022-12-15 03:44:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-15 03:44:29,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:29,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:44:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:50,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34434 states to 20225 states and 34434 transitions. [2022-12-15 03:44:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 34434 transitions. [2022-12-15 03:44:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10092 [2022-12-15 03:44:50,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:50,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34435 states to 20226 states and 34435 transitions. [2022-12-15 03:45:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 20226 states and 34435 transitions. [2022-12-15 03:45:13,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-15 03:45:13,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:41,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34448 states to 20235 states and 34448 transitions. [2022-12-15 03:45:41,637 INFO L276 IsEmpty]: Start isEmpty. Operand 20235 states and 34448 transitions. [2022-12-15 03:45:42,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2022-12-15 03:45:42,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:42,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:06,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34463 states to 20245 states and 34463 transitions. [2022-12-15 03:46:06,597 INFO L276 IsEmpty]: Start isEmpty. Operand 20245 states and 34463 transitions. [2022-12-15 03:46:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-15 03:46:07,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:07,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:31,144 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34464 states to 20246 states and 34464 transitions. [2022-12-15 03:46:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 20246 states and 34464 transitions. [2022-12-15 03:46:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-15 03:46:32,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:53,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34482 states to 20258 states and 34482 transitions. [2022-12-15 03:46:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 20258 states and 34482 transitions. [2022-12-15 03:46:55,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10101 [2022-12-15 03:46:55,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:55,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34503 states to 20272 states and 34503 transitions. [2022-12-15 03:47:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 20272 states and 34503 transitions. [2022-12-15 03:47:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-15 03:47:22,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:22,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:44,377 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:45,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34520 states to 20284 states and 34520 transitions. [2022-12-15 03:47:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 20284 states and 34520 transitions. [2022-12-15 03:47:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10104 [2022-12-15 03:47:45,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:45,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34522 states to 20286 states and 34522 transitions. [2022-12-15 03:48:07,566 INFO L276 IsEmpty]: Start isEmpty. Operand 20286 states and 34522 transitions. [2022-12-15 03:48:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-15 03:48:08,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:08,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34548 states to 20304 states and 34548 transitions. [2022-12-15 03:48:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 20304 states and 34548 transitions. [2022-12-15 03:48:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10106 [2022-12-15 03:48:30,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:30,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:48:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34563 states to 20314 states and 34563 transitions. [2022-12-15 03:48:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 20314 states and 34563 transitions. [2022-12-15 03:48:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-15 03:48:58,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:58,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:29,723 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34583 states to 20329 states and 34583 transitions. [2022-12-15 03:49:30,939 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 34583 transitions. [2022-12-15 03:49:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10109 [2022-12-15 03:49:31,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:31,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34587 states to 20332 states and 34587 transitions. [2022-12-15 03:49:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 20332 states and 34587 transitions. [2022-12-15 03:49:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10110 [2022-12-15 03:49:58,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34604 states to 20344 states and 34604 transitions. [2022-12-15 03:50:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 20344 states and 34604 transitions. [2022-12-15 03:50:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10111 [2022-12-15 03:50:23,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:23,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:45,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34613 states to 20350 states and 34613 transitions. [2022-12-15 03:50:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand 20350 states and 34613 transitions. [2022-12-15 03:50:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-15 03:50:46,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:46,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:12,991 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34620 states to 20355 states and 34620 transitions. [2022-12-15 03:51:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 20355 states and 34620 transitions. [2022-12-15 03:51:14,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-15 03:51:14,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:14,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:37,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:37,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34659 states to 20386 states and 34659 transitions. [2022-12-15 03:51:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 20386 states and 34659 transitions. [2022-12-15 03:51:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-15 03:51:37,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:37,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:58,688 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34660 states to 20387 states and 34660 transitions. [2022-12-15 03:51:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 20387 states and 34660 transitions. [2022-12-15 03:51:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-15 03:51:59,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:22,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34672 states to 20397 states and 34672 transitions. [2022-12-15 03:52:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 20397 states and 34672 transitions. [2022-12-15 03:52:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-15 03:52:22,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:22,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:48,815 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34682 states to 20405 states and 34682 transitions. [2022-12-15 03:52:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 20405 states and 34682 transitions. [2022-12-15 03:52:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10125 [2022-12-15 03:52:49,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:49,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat