./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c --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_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/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_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/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_ea4002d0-d65f-4043-90b4-c5f6c4897307/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 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 --- 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 16:37:08,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:08,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:08,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:08,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:08,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:08,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:08,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:08,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:08,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:08,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:08,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:08,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:08,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:08,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:08,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:08,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:08,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:08,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:08,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:08,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:08,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:08,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:08,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:08,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:08,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:08,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:08,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:08,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:08,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:08,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:08,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:08,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:08,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:08,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:08,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:08,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:08,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:08,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:08,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:08,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:08,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:08,774 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:08,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:08,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:08,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:08,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:08,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:08,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:08,778 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:08,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:08,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:08,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:08,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:08,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:08,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:08,780 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:08,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:08,781 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:08,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:08,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:08,781 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:08,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:08,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:08,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:08,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:08,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:08,783 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:08,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:08,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:08,784 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_ea4002d0-d65f-4043-90b4-c5f6c4897307/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 [2022-10-17 16:37:09,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:09,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:09,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:09,126 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:09,128 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:09,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2022-10-17 16:37:09,191 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/data/1092f266d/bb0987bfbad0488da88f2ca2e4686796/FLAG5af38c530 [2022-10-17 16:37:09,609 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:09,609 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2022-10-17 16:37:09,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/data/1092f266d/bb0987bfbad0488da88f2ca2e4686796/FLAG5af38c530 [2022-10-17 16:37:09,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/data/1092f266d/bb0987bfbad0488da88f2ca2e4686796 [2022-10-17 16:37:09,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:09,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:10,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:10,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:10,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:10,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:09" (1/1) ... [2022-10-17 16:37:10,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e0e842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10, skipping insertion in model container [2022-10-17 16:37:10,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:09" (1/1) ... [2022-10-17 16:37:10,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:10,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:10,246 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_ea4002d0-d65f-4043-90b4-c5f6c4897307/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2022-10-17 16:37:10,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:10,278 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:10,293 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_ea4002d0-d65f-4043-90b4-c5f6c4897307/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2022-10-17 16:37:10,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:10,325 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:10,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10 WrapperNode [2022-10-17 16:37:10,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:10,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:10,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:10,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:10,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,367 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-10-17 16:37:10,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:10,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:10,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:10,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:10,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,413 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:10,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:10,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:10,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:10,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:10,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:10,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:10,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea4002d0-d65f-4043-90b4-c5f6c4897307/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:37:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:37:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:10,587 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:10,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:10,759 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:10,801 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:10,801 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:37:10,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:10 BoogieIcfgContainer [2022-10-17 16:37:10,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:10,805 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:10,805 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:10,817 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:10,817 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:10" (1/1) ... [2022-10-17 16:37:10,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:10,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-10-17 16:37:10,902 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-10-17 16:37:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:37:10,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:10,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:11,276 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 16:37:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-10-17 16:37:11,336 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-10-17 16:37:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:37:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:11,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:11,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:11,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:37:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:37:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:37:11,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:11,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:37:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-10-17 16:37:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-10-17 16:37:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:37:11,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:11,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:37:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:37:12,072 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:37:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:37:12,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:37:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-10-17 16:37:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-10-17 16:37:12,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:37:12,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:37:12,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2022-10-17 16:37:12,530 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2022-10-17 16:37:12,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:37:12,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:37:12,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2022-10-17 16:37:12,637 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2022-10-17 16:37:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:37:12,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:37:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-10-17 16:37:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-10-17 16:37:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:37:12,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:37:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2022-10-17 16:37:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2022-10-17 16:37:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:37:12,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:37:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2022-10-17 16:37:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2022-10-17 16:37:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:37:12,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:12,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,016 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:37:13,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-10-17 16:37:13,069 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-10-17 16:37:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:13,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:37:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-10-17 16:37:13,200 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 16:37:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:37:13,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:37:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-10-17 16:37:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-10-17 16:37:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:13,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-10-17 16:37:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-10-17 16:37:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:37:13,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-10-17 16:37:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-10-17 16:37:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:13,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:13,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2022-10-17 16:37:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2022-10-17 16:37:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:14,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,335 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2022-10-17 16:37:14,450 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2022-10-17 16:37:14,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:14,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-10-17 16:37:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-10-17 16:37:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:14,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:14,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:15,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2022-10-17 16:37:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2022-10-17 16:37:15,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:15,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:15,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:15,259 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2022-10-17 16:37:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2022-10-17 16:37:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:37:15,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:15,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-10-17 16:37:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-10-17 16:37:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:37:15,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:15,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-10-17 16:37:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-10-17 16:37:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:37:15,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:15,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:16,245 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-10-17 16:37:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-10-17 16:37:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:37:16,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-10-17 16:37:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-10-17 16:37:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:37:16,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:16,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,005 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-10-17 16:37:17,139 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-10-17 16:37:17,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:37:17,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2022-10-17 16:37:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-10-17 16:37:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:17,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2022-10-17 16:37:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-10-17 16:37:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:37:17,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:17,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2022-10-17 16:37:18,407 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-10-17 16:37:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:18,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2022-10-17 16:37:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-10-17 16:37:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:18,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-10-17 16:37:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-10-17 16:37:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:37:19,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:19,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:19,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-10-17 16:37:19,774 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-10-17 16:37:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:19,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:19,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-10-17 16:37:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-10-17 16:37:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:37:20,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:20,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-10-17 16:37:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-10-17 16:37:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:37:20,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:20,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:20,889 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2022-10-17 16:37:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-10-17 16:37:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-10-17 16:37:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:37:21,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:37:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-10-17 16:37:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-10-17 16:37:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:37:21,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-10-17 16:37:21,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-10-17 16:37:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-10-17 16:37:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:37:21,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2022-10-17 16:37:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-10-17 16:37:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-10-17 16:37:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:22,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:37:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-10-17 16:37:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-10-17 16:37:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:22,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:22,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:37:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2022-10-17 16:37:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2022-10-17 16:37:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:37:23,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:37:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2022-10-17 16:37:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2022-10-17 16:37:23,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:37:23,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:23,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2022-10-17 16:37:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2022-10-17 16:37:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2022-10-17 16:37:24,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:37:24,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2022-10-17 16:37:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2022-10-17 16:37:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2022-10-17 16:37:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:37:24,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2022-10-17 16:37:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2022-10-17 16:37:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:37:24,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:24,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2022-10-17 16:37:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-10-17 16:37:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:37:25,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:26,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 54 states and 62 transitions. [2022-10-17 16:37:26,250 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2022-10-17 16:37:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:26,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:26,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:26,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2022-10-17 16:37:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-10-17 16:37:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:26,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:26,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2022-10-17 16:37:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-10-17 16:37:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:27,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:27,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 65 transitions. [2022-10-17 16:37:28,358 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2022-10-17 16:37:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:37:28,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:28,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2022-10-17 16:37:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2022-10-17 16:37:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:29,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:29,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:29,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:29,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2022-10-17 16:37:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2022-10-17 16:37:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:37:29,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:29,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:30,528 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2022-10-17 16:37:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2022-10-17 16:37:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:37:30,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:30,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:31,321 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2022-10-17 16:37:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2022-10-17 16:37:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:37:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:31,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:32,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:32,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2022-10-17 16:37:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2022-10-17 16:37:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:37:32,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:32,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:33,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-10-17 16:37:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-10-17 16:37:33,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:37:33,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:33,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2022-10-17 16:37:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2022-10-17 16:37:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:37:34,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:34,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:35,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2022-10-17 16:37:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-10-17 16:37:35,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:37:35,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:35,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-10-17 16:37:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-10-17 16:37:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-10-17 16:37:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:37:35,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:35,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 974 trivial. 0 not checked. [2022-10-17 16:37:36,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-10-17 16:37:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-10-17 16:37:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:37:36,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:36,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:37,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked.