./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-regression/test22-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test22-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ac3f9dde39c1c30daf84e7d2d3f68c4363e658cdbd9aae18974f8ff3d9b4fc7 --- 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-6b4ec56 [2022-11-20 16:58:56,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:58:56,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:58:56,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:58:56,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:58:56,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:58:56,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:58:56,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:58:56,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:58:56,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:58:56,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:58:56,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:58:56,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:58:56,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:58:56,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:58:56,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:58:56,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:58:56,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:58:56,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:58:56,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:58:56,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:58:56,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:58:56,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:58:56,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:58:56,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:58:56,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:58:56,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:58:56,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:58:56,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:58:56,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:58:56,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:58:56,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:58:56,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:58:56,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:58:56,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:58:56,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:58:56,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:58:56,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:58:56,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:58:56,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:58:56,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:58:56,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:58:56,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:58:56,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:58:56,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:58:56,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:58:56,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:58:56,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:58:56,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:58:56,940 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:58:56,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:58:56,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:58:56,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:58:56,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:58:56,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:58:56,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:58:56,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:58:56,943 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:58:56,943 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:58:56,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:58:56,944 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:58:56,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:58:56,944 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:58:56,944 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:58:56,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:58:56,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:58:56,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:58:56,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:58:56,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:58:56,946 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:58:56,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:58:56,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:58:56,946 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_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ac3f9dde39c1c30daf84e7d2d3f68c4363e658cdbd9aae18974f8ff3d9b4fc7 [2022-11-20 16:58:57,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:58:57,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:58:57,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:58:57,298 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:58:57,299 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:58:57,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-regression/test22-2.c [2022-11-20 16:59:00,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:59:00,711 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:59:00,711 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/sv-benchmarks/c/ldv-regression/test22-2.c [2022-11-20 16:59:00,720 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/data/78a3e628c/ab17db720a884f219b77242c14157ece/FLAGa288a2506 [2022-11-20 16:59:01,069 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/data/78a3e628c/ab17db720a884f219b77242c14157ece [2022-11-20 16:59:01,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:59:01,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:59:01,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:01,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:59:01,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:59:01,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d2fbbf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01, skipping insertion in model container [2022-11-20 16:59:01,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:59:01,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:59:01,270 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_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/sv-benchmarks/c/ldv-regression/test22-2.c[1029,1042] [2022-11-20 16:59:01,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:01,286 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:59:01,319 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_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/sv-benchmarks/c/ldv-regression/test22-2.c[1029,1042] [2022-11-20 16:59:01,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:59:01,333 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:59:01,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01 WrapperNode [2022-11-20 16:59:01,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:59:01,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:01,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:59:01,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:59:01,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,368 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2022-11-20 16:59:01,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:59:01,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:59:01,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:59:01,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:59:01,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:59:01,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:59:01,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:59:01,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:59:01,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:59:01,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:59:01,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:59:01,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:59:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:59:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:59:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:59:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2022-11-20 16:59:01,492 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2022-11-20 16:59:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:59:01,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:59:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:59:01,558 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:59:01,560 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:59:01,729 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:59:01,855 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:59:01,856 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:59:01,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:01 BoogieIcfgContainer [2022-11-20 16:59:01,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:59:01,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:59:01,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:59:01,873 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:59:01,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:01" (1/1) ... [2022-11-20 16:59:01,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:59:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2022-11-20 16:59:01,941 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2022-11-20 16:59:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:01,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:01,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:02,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 35 transitions. [2022-11-20 16:59:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-11-20 16:59:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:03,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 35 transitions. [2022-11-20 16:59:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2022-11-20 16:59:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:03,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:03,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:04,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 38 transitions. [2022-11-20 16:59:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:06,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:08,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:08,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:09,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:09,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:09,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:09,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:09,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:09,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:09,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:09,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:10,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:10,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:10,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:10,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:10,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:10,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:10,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 30 states and 38 transitions. [2022-11-20 16:59:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 16:59:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:10,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:10,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:11,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:11,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:11,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:12,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:12,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:12,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:12,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:12,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:12,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:12,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:12,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:12,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:12,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:12,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:13,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:13,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:13,269 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:13,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:13,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:13,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:13,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:13,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:13,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:13,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:13,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:13,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:13,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:13,888 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:13,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:13,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:14,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:14,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:14,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:14,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:14,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:14,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:14,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:14,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:14,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:14,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:14,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:14,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:14,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:14,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:14,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:14,966 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:14,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:14,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:15,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:15,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:15,221 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:15,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:15,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:15,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:15,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:15,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:15,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:15,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:15,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:15,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:15,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:15,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:15,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:16,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:16,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:16,284 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:16,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:16,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:16,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:16,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:16,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:16,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:16,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:16,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:16,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:17,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:17,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:17,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:18,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:18,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:18,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:18,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:18,321 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:18,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:18,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:18,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:18,487 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:18,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:18,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:18,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:18,658 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:18,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:18,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:18,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:18,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:18,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:18,864 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:18,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:18,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,218 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,601 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,782 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:19,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:19,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:19,938 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:19,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:19,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:19,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:20,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:20,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:20,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:20,305 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:20,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:20,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,458 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:20,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:20,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:20,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:20,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:20,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:20,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:20,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,836 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 40 transitions. [2022-11-20 16:59:20,853 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 16:59:20,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:20,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:20,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:21,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:22,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:22,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:23,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:23,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:23,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:23,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:24,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:24,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:25,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:25,011 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:25,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:25,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:25,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:25,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:25,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:25,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:25,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:25,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:25,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:25,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:25,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:25,956 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:25,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:25,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:25,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:26,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:26,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:26,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:26,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:26,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:26,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:26,749 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:26,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:26,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:26,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:27,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:27,371 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:27,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:27,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:27,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:27,603 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:27,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:27,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:27,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:27,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:27,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:27,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:27,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:27,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:28,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:28,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:28,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:28,401 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:28,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:28,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:28,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:28,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:28,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:28,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:28,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:28,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:28,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:29,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:29,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:29,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:29,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:30,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:30,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:30,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:30,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:30,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:30,517 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:30,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:30,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:30,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:30,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:31,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:31,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:31,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:31,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:31,541 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:31,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:31,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:31,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:31,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:31,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:31,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:32,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:32,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:59:32,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:32,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 33 states and 47 transitions. [2022-11-20 16:59:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2022-11-20 16:59:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:59:32,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:32,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:59:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:36,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 24 states and 29 transitions. [2022-11-20 16:59:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-11-20 16:59:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:59:36,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:36,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:59:36,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:59:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:59:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:59:36,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:59:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:59:36,786 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 92 iterations. [2022-11-20 16:59:36,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:59:36 ImpRootNode [2022-11-20 16:59:36,854 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:59:36,854 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:59:36,854 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:59:36,855 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:59:36,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:59:01" (3/4) ... [2022-11-20 16:59:36,857 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 16:59:36,947 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:59:36,947 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:59:36,951 INFO L158 Benchmark]: Toolchain (without parser) took 35877.48ms. Allocated memory was 153.1MB in the beginning and 564.1MB in the end (delta: 411.0MB). Free memory was 109.9MB in the beginning and 464.9MB in the end (delta: -355.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,952 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:59:36,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.37ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 99.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 153.1MB. Free memory was 99.5MB in the beginning and 97.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,955 INFO L158 Benchmark]: Boogie Preprocessor took 36.20ms. Allocated memory is still 153.1MB. Free memory was 97.8MB in the beginning and 96.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,955 INFO L158 Benchmark]: RCFGBuilder took 451.96ms. Allocated memory is still 153.1MB. Free memory was 96.4MB in the beginning and 122.2MB in the end (delta: -25.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,956 INFO L158 Benchmark]: CodeCheck took 34994.81ms. Allocated memory was 153.1MB in the beginning and 564.1MB in the end (delta: 411.0MB). Free memory was 122.2MB in the beginning and 467.0MB in the end (delta: -344.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,956 INFO L158 Benchmark]: Witness Printer took 93.27ms. Allocated memory is still 564.1MB. Free memory was 467.0MB in the beginning and 464.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:59:36,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 34.9s, OverallIterations: 92, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4907 SdHoareTripleChecker+Valid, 56.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 364 mSDsluCounter, 3508 SdHoareTripleChecker+Invalid, 49.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 364 mSDsCounter, 5171 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17500 IncrementalHoareTripleChecker+Invalid, 22671 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5171 mSolverCounterUnsat, 3144 mSDtfsCounter, 17500 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18078 GetRequests, 17241 SyntacticMatches, 665 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17723 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 19.5s InterpolantComputationTime, 1381 NumberOfCodeBlocks, 1381 NumberOfCodeBlocksAsserted, 92 NumberOfCheckSat, 1274 ConstructedInterpolants, 0 QuantifiedInterpolants, 13196 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 86 PerfectInterpolantSequences, 541/546 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 39]: integer overflow possible integer overflow possible We found a FailurePath: [L11] struct dummy d1, d2; [L34] CALL init() [L15] d1.a = __VERIFIER_nondet_int() [L16] d1.b = __VERIFIER_nondet_int() [L18] d2.a = __VERIFIER_nondet_int() [L19] d2.b = __VERIFIER_nondet_int() [L34] RET init() [L35] CALL, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}] [L24] return (__VERIFIER_nondet_bool() ? &d1 : &d2); [L35] RET, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}, get_dummy()={4:0}] [L35] struct dummy *pd1 = get_dummy(), *pd2 = get_dummy(), *pd3 = get_dummy(); [L35] CALL, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}] [L24] return (__VERIFIER_nondet_bool() ? &d1 : &d2); [L35] RET, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}, get_dummy()={4:0}, pd1={4:0}] [L35] struct dummy *pd1 = get_dummy(), *pd2 = get_dummy(), *pd3 = get_dummy(); [L35] CALL, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}] [L24] return (__VERIFIER_nondet_bool() ? &d1 : &d2); [L35] RET, EXPR get_dummy() VAL [d1={4:0}, d2={5:0}, get_dummy()={5:0}, pd1={4:0}, pd2={4:0}] [L35] struct dummy *pd1 = get_dummy(), *pd2 = get_dummy(), *pd3 = get_dummy(); [L36] int i = __VERIFIER_nondet_int(); [L37] pd1 != 0 && pd1 == pd2 && (*pd2).a > 0 [L37] EXPR (*pd2).a [L37] pd1 != 0 && pd1 == pd2 && (*pd2).a > 0 VAL [(*pd2).a=1, d1={4:0}, d2={5:0}, i=0, pd1={4:0}, pd1 != 0 && pd1 == pd2 && (*pd2).a > 0=1, pd2={4:0}, pd3={5:0}] [L37] COND TRUE pd1 != 0 && pd1 == pd2 && (*pd2).a > 0 [L38] int *pa = &pd1->a; [L39] EXPR pd3->a VAL [d1={4:0}, d2={5:0}, i=0, pa={4:0}, pd1={4:0}, pd2={4:0}, pd3={5:0}, pd3->a=-2147483639] [L39] pd3->a - 10 VAL [d1={4:0}, d2={5:0}, i=0, pa={4:0}, pd1={4:0}, pd2={4:0}, pd3={5:0}, pd3->a=-2147483639] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.37ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 99.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 153.1MB. Free memory was 99.5MB in the beginning and 97.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.20ms. Allocated memory is still 153.1MB. Free memory was 97.8MB in the beginning and 96.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.96ms. Allocated memory is still 153.1MB. Free memory was 96.4MB in the beginning and 122.2MB in the end (delta: -25.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * CodeCheck took 34994.81ms. Allocated memory was 153.1MB in the beginning and 564.1MB in the end (delta: 411.0MB). Free memory was 122.2MB in the beginning and 467.0MB in the end (delta: -344.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Witness Printer took 93.27ms. Allocated memory is still 564.1MB. Free memory was 467.0MB in the beginning and 464.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 16:59:36,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_525ba792-1d4b-4bb9-8b94-8f9bd65a4e31/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)