./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor3.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_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/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_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/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_86e1543f-df2e-4a43-a48f-d0c70f125c31/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 c89c2ec3a6d8d6162c4c4ac97fed99fb9c343c7a2c2e60d87226da2b47103d07 --- 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 16:58:34,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:34,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:34,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:34,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:34,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:34,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:34,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:34,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:34,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:34,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:34,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:34,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:34,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:34,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:34,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:34,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:34,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:34,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:34,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:34,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:34,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:34,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:34,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:34,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:34,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:34,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:34,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:34,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:34,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:34,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:34,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:34,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:34,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:34,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:34,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:34,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:34,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:34,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:34,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:34,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:34,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:34,201 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:34,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:34,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:34,204 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:34,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:34,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:34,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:34,205 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:34,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:34,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:34,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:34,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:34,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:34,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:34,208 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:34,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:34,208 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:34,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:34,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:34,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:34,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:34,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:34,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:34,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:34,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:34,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:34,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:34,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:34,213 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_86e1543f-df2e-4a43-a48f-d0c70f125c31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c89c2ec3a6d8d6162c4c4ac97fed99fb9c343c7a2c2e60d87226da2b47103d07 [2022-10-17 16:58:34,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:34,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:34,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:34,591 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:34,593 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:34,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-crafted/xor3.i [2022-10-17 16:58:34,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/data/4c08ca871/d3bf430ae7a547348a7f3116c6c5bec3/FLAG7e4ba162e [2022-10-17 16:58:35,127 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:35,128 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/sv-benchmarks/c/array-crafted/xor3.i [2022-10-17 16:58:35,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/data/4c08ca871/d3bf430ae7a547348a7f3116c6c5bec3/FLAG7e4ba162e [2022-10-17 16:58:35,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/data/4c08ca871/d3bf430ae7a547348a7f3116c6c5bec3 [2022-10-17 16:58:35,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:35,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:35,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:35,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:35,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:35,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f650f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35, skipping insertion in model container [2022-10-17 16:58:35,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:35,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:35,784 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_86e1543f-df2e-4a43-a48f-d0c70f125c31/sv-benchmarks/c/array-crafted/xor3.i[1297,1310] [2022-10-17 16:58:35,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:35,797 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:35,824 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_86e1543f-df2e-4a43-a48f-d0c70f125c31/sv-benchmarks/c/array-crafted/xor3.i[1297,1310] [2022-10-17 16:58:35,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:35,841 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:35,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35 WrapperNode [2022-10-17 16:58:35,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:35,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:35,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:35,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:35,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,885 INFO L138 Inliner]: procedures = 16, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2022-10-17 16:58:35,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:35,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:35,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:35,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:35,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,914 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:35,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:35,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:35,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:35,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:35" (1/1) ... [2022-10-17 16:58:35,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:35,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:35,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:35,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e1543f-df2e-4a43-a48f-d0c70f125c31/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:36,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:58:36,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:36,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:58:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2022-10-17 16:58:36,004 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2022-10-17 16:58:36,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:36,077 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:36,080 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:36,285 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:36,336 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:36,338 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:58:36,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:36 BoogieIcfgContainer [2022-10-17 16:58:36,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:36,348 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:36,349 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:36,370 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:36,371 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:36" (1/1) ... [2022-10-17 16:58:36,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-10-17 16:58:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-10-17 16:58:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:58:36,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:58:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 16:58:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 16:58:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:58:37,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:37,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:37,242 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 16:58:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-10-17 16:58:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-10-17 16:58:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:58:37,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:37,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-10-17 16:58:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-10-17 16:58:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:58:37,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:37,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:37,767 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-10-17 16:58:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 16:58:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:58:37,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:37,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:58:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:58:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:58:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:58:38,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:38,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:58:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:58:38,359 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:58:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:38,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:38,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:58:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:58:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:58:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:58:38,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:38,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:38,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:38,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2022-10-17 16:58:38,810 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2022-10-17 16:58:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:58:38,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:38,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:39,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:39,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-10-17 16:58:39,026 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-10-17 16:58:39,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:58:39,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:39,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:58:39,262 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:58:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:58:39,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:39,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:39,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-10-17 16:58:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-10-17 16:58:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:58:39,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:39,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2022-10-17 16:58:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2022-10-17 16:58:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:58:39,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:39,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-10-17 16:58:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-10-17 16:58:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:58:40,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:40,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:40,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2022-10-17 16:58:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-10-17 16:58:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:40,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:40,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:40,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-10-17 16:58:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-10-17 16:58:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:58:40,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:40,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2022-10-17 16:58:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2022-10-17 16:58:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:41,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:41,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:41,844 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-10-17 16:58:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-10-17 16:58:41,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:41,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:41,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:42,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-10-17 16:58:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-10-17 16:58:42,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:58:42,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:42,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:42,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-10-17 16:58:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-10-17 16:58:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:42,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:42,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,293 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2022-10-17 16:58:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-10-17 16:58:43,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:43,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:43,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:43,797 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2022-10-17 16:58:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-10-17 16:58:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:43,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:43,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:44,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-10-17 16:58:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-10-17 16:58:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:44,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:44,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2022-10-17 16:58:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-10-17 16:58:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:58:45,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:45,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:45,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-10-17 16:58:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-10-17 16:58:45,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:58:45,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:45,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-10-17 16:58:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-10-17 16:58:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:46,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:46,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2022-10-17 16:58:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-10-17 16:58:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:46,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:46,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2022-10-17 16:58:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-10-17 16:58:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:47,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:47,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:48,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:48,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-10-17 16:58:48,158 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-10-17 16:58:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:48,581 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-10-17 16:58:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-10-17 16:58:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:48,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:48,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:49,151 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2022-10-17 16:58:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-10-17 16:58:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:58:49,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:49,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-10-17 16:58:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-10-17 16:58:49,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:58:49,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:49,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:50,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-10-17 16:58:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-10-17 16:58:50,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:58:50,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:50,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-10-17 16:58:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-10-17 16:58:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:51,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:51,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:52,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2022-10-17 16:58:52,023 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-10-17 16:58:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:52,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:52,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:52,576 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2022-10-17 16:58:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-10-17 16:58:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:58:52,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:52,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:53,378 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:53,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2022-10-17 16:58:53,575 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-10-17 16:58:53,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:58:53,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:53,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:54,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:54,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2022-10-17 16:58:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2022-10-17 16:58:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:58:54,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:54,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2022-10-17 16:58:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2022-10-17 16:58:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:58:55,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:55,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2022-10-17 16:58:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-10-17 16:58:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:58:56,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:56,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:56,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:56,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2022-10-17 16:58:56,949 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-10-17 16:58:56,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:58:56,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:56,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2022-10-17 16:58:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-10-17 16:58:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:58:57,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:57,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-10-17 16:58:58,731 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-10-17 16:58:58,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:58:58,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:58,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:58:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-10-17 16:58:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-10-17 16:58:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:58:59,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:59,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:59:00,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 61 states and 71 transitions. [2022-10-17 16:59:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 71 transitions. [2022-10-17 16:59:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:59:00,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:00,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 16:59:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 62 states and 72 transitions. [2022-10-17 16:59:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2022-10-17 16:59:01,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:59:01,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:01,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:02,483 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked.