./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init8_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init8_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 304c65cce38dcde111270a7f4e691d93e4778f0053e0e11304f731e521a0e8b2 --- 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-dbf71c6-m [2022-10-17 16:33:16,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:16,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:16,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:16,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:16,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:16,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:16,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:16,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:16,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:16,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:16,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:16,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:16,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:16,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:16,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:16,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:16,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:16,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:16,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:16,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:16,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:16,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:16,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:16,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:16,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:16,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:16,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:16,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:16,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:16,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:16,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:16,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:16,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:16,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:16,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:16,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:16,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:16,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:16,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:16,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:16,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:16,997 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:16,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:16,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:16,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:17,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:17,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:17,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:17,001 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:17,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:17,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:17,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:17,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:17,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:17,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:17,003 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:17,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:17,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:17,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:17,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:17,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:17,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:17,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:17,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:17,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:17,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:17,006 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:17,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:17,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:17,006 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_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304c65cce38dcde111270a7f4e691d93e4778f0053e0e11304f731e521a0e8b2 [2022-10-17 16:33:17,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:17,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:17,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:17,300 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:17,301 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:17,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_init8_ground-2.i [2022-10-17 16:33:17,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/data/63ec161be/5f30bf26bc904ed194f064911713b270/FLAG08f403d77 [2022-10-17 16:33:17,810 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:17,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/sv-benchmarks/c/array-examples/standard_init8_ground-2.i [2022-10-17 16:33:17,818 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/data/63ec161be/5f30bf26bc904ed194f064911713b270/FLAG08f403d77 [2022-10-17 16:33:18,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/data/63ec161be/5f30bf26bc904ed194f064911713b270 [2022-10-17 16:33:18,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:18,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:18,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:18,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:18,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:18,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f8eb60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18, skipping insertion in model container [2022-10-17 16:33:18,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:18,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:18,466 WARN L230 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_7c78a714-278e-4c7b-9b1e-038ba7340045/sv-benchmarks/c/array-examples/standard_init8_ground-2.i[816,829] [2022-10-17 16:33:18,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:18,495 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:18,508 WARN L230 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_7c78a714-278e-4c7b-9b1e-038ba7340045/sv-benchmarks/c/array-examples/standard_init8_ground-2.i[816,829] [2022-10-17 16:33:18,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:18,532 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:18,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18 WrapperNode [2022-10-17 16:33:18,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:18,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:18,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:18,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:18,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,570 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2022-10-17 16:33:18,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:18,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:18,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:18,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:18,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:18,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:18,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:18,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:18,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:18" (1/1) ... [2022-10-17 16:33:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:18,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:18,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c78a714-278e-4c7b-9b1e-038ba7340045/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:33:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:18,769 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:18,771 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:18,951 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:19,002 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:19,003 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:33:19,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:19 BoogieIcfgContainer [2022-10-17 16:33:19,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:19,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:19,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:19,017 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:19,018 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:19" (1/1) ... [2022-10-17 16:33:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2022-10-17 16:33:19,089 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2022-10-17 16:33:19,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:33:19,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:19,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:19,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:19,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:33:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:33:19,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:33:19,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:19,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:33:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:33:19,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:19,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:19,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 16:33:19,801 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 16:33:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:33:19,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:19,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:33:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 16:33:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 16:33:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:33:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 16:33:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 16:33:20,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:33:20,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,204 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:33:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:33:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:33:20,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 16:33:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 16:33:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:33:20,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:33:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2022-10-17 16:33:20,401 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2022-10-17 16:33:20,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:33:20,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:33:20,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 16:33:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 16:33:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:33:20,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,526 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:33:20,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-10-17 16:33:20,546 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-10-17 16:33:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:33:20,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,606 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:33:20,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2022-10-17 16:33:20,623 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2022-10-17 16:33:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:33:20,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:33:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-10-17 16:33:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-10-17 16:33:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:33:20,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:33:20,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2022-10-17 16:33:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2022-10-17 16:33:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:33:20,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,817 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:33:20,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2022-10-17 16:33:20,837 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2022-10-17 16:33:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:33:20,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:20,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2022-10-17 16:33:20,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2022-10-17 16:33:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:20,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:20,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2022-10-17 16:33:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2022-10-17 16:33:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:33:21,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:21,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-10-17 16:33:21,121 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-10-17 16:33:21,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:33:21,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2022-10-17 16:33:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2022-10-17 16:33:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:33:21,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:21,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 58 transitions. [2022-10-17 16:33:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 58 transitions. [2022-10-17 16:33:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:21,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:21,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2022-10-17 16:33:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-10-17 16:33:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:33:21,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2022-10-17 16:33:21,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2022-10-17 16:33:21,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:33:21,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2022-10-17 16:33:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2022-10-17 16:33:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:22,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2022-10-17 16:33:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2022-10-17 16:33:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:22,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:22,484 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2022-10-17 16:33:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2022-10-17 16:33:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:33:22,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2022-10-17 16:33:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2022-10-17 16:33:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:33:22,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,012 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2022-10-17 16:33:23,095 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2022-10-17 16:33:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:33:23,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2022-10-17 16:33:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2022-10-17 16:33:23,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:33:23,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2022-10-17 16:33:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2022-10-17 16:33:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:33:23,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2022-10-17 16:33:24,035 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2022-10-17 16:33:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:33:24,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2022-10-17 16:33:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2022-10-17 16:33:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:33:24,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:24,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2022-10-17 16:33:24,763 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2022-10-17 16:33:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:24,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 71 transitions. [2022-10-17 16:33:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 71 transitions. [2022-10-17 16:33:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:25,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2022-10-17 16:33:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2022-10-17 16:33:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:33:25,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:25,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2022-10-17 16:33:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2022-10-17 16:33:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:33:25,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 50 states and 74 transitions. [2022-10-17 16:33:26,405 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2022-10-17 16:33:26,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:33:26,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2022-10-17 16:33:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2022-10-17 16:33:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:33:26,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2022-10-17 16:33:27,384 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2022-10-17 16:33:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:33:27,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2022-10-17 16:33:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2022-10-17 16:33:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:33:27,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:28,268 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2022-10-17 16:33:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2022-10-17 16:33:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:28,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:28,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2022-10-17 16:33:28,912 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2022-10-17 16:33:28,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:33:28,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:28,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2022-10-17 16:33:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2022-10-17 16:33:29,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:29,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,882 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-10-17 16:33:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-10-17 16:33:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:33:30,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2022-10-17 16:33:30,628 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-10-17 16:33:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:30,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:31,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2022-10-17 16:33:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2022-10-17 16:33:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:33:31,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2022-10-17 16:33:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-10-17 16:33:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:33:31,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:31,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:32,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2022-10-17 16:33:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-10-17 16:33:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:33:32,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-10-17 16:33:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-10-17 16:33:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:33:33,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:33,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:33,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:33,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-10-17 16:33:33,908 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-10-17 16:33:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:33:33,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:33,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-10-17 16:33:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-10-17 16:33:34,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:33:34,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:34,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:35,075 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2022-10-17 16:33:35,249 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2022-10-17 16:33:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:33:35,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2022-10-17 16:33:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2022-10-17 16:33:35,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:33:35,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:35,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2022-10-17 16:33:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2022-10-17 16:33:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:33:36,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:36,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2022-10-17 16:33:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-10-17 16:33:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:33:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:38,021 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:38,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2022-10-17 16:33:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-10-17 16:33:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:33:38,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:38,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:39,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:39,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2022-10-17 16:33:39,002 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2022-10-17 16:33:39,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:33:39,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:39,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2022-10-17 16:33:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2022-10-17 16:33:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:33:39,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2022-10-17 16:33:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-10-17 16:33:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:33:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:40,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 967 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 97 transitions. [2022-10-17 16:33:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2022-10-17 16:33:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:33:41,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:41,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1011 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 74 states and 98 transitions. [2022-10-17 16:33:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 98 transitions. [2022-10-17 16:33:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:33:42,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:42,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2022-10-17 16:33:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2022-10-17 16:33:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:33:43,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:43,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2022-10-17 16:33:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2022-10-17 16:33:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:33:44,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:44,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1149 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 77 states and 101 transitions. [2022-10-17 16:33:45,300 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2022-10-17 16:33:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:33:45,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:45,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat