./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI --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 dd9c6b82321d3b192dc5809ecc7ca6021855509a18ab1d23ca9eeb538976a0c0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:21:53,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:21:53,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:21:53,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:21:53,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:21:53,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:21:53,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:21:53,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:21:53,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:21:53,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:21:53,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:21:53,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:21:53,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:21:53,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:21:53,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:21:53,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:21:53,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:21:53,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:21:53,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:21:53,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:21:53,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:21:53,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:21:53,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:21:53,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:21:53,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:21:53,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:21:53,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:21:53,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:21:53,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:21:53,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:21:53,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:21:53,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:21:53,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:21:53,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:21:53,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:21:53,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:21:53,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:21:53,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:21:53,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:21:53,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:21:53,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:21:53,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:21:53,925 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:21:53,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:21:53,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:21:53,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:21:53,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:21:53,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:21:53,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:21:53,928 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:21:53,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:21:53,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:21:53,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:21:53,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:21:53,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:21:53,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:21:53,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:21:53,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:21:53,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:21:53,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:21:53,931 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:21:53,931 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:21:53,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:21:53,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:53,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:21:53,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:21:53,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:21:53,932 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:21:53,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:21:53,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:21:53,933 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_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd9c6b82321d3b192dc5809ecc7ca6021855509a18ab1d23ca9eeb538976a0c0 [2021-10-29 03:21:54,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:21:54,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:21:54,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:21:54,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:21:54,222 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:21:54,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/locks/test_locks_11.c [2021-10-29 03:21:54,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/data/98c12d8f0/82484ce4206946a880969d2a12c79a97/FLAG86f084397 [2021-10-29 03:21:54,852 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:21:54,855 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/sv-benchmarks/c/locks/test_locks_11.c [2021-10-29 03:21:54,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/data/98c12d8f0/82484ce4206946a880969d2a12c79a97/FLAG86f084397 [2021-10-29 03:21:55,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/data/98c12d8f0/82484ce4206946a880969d2a12c79a97 [2021-10-29 03:21:55,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:21:55,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:21:55,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:55,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:21:55,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:21:55,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76611d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55, skipping insertion in model container [2021-10-29 03:21:55,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:21:55,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:21:55,517 WARN L228 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_3e82ba0b-b718-4fe3-9b12-5703564b56fa/sv-benchmarks/c/locks/test_locks_11.c[4246,4259] [2021-10-29 03:21:55,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:55,544 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:21:55,594 WARN L228 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_3e82ba0b-b718-4fe3-9b12-5703564b56fa/sv-benchmarks/c/locks/test_locks_11.c[4246,4259] [2021-10-29 03:21:55,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:55,610 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:21:55,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55 WrapperNode [2021-10-29 03:21:55,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:55,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:55,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:21:55,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:21:55,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:55,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:21:55,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:21:55,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:21:55,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:21:55,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:21:55,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:21:55,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:21:55,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:55" (1/1) ... [2021-10-29 03:21:55,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:55,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:21:55,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:21:55,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:21:55,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:21:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:21:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:21:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:21:56,446 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:21:56,454 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:21:56,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:56 BoogieIcfgContainer [2021-10-29 03:21:56,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:21:56,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:21:56,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:21:56,470 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:21:56,470 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:56" (1/1) ... [2021-10-29 03:21:56,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:21:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2021-10-29 03:21:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2021-10-29 03:21:56,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:21:56,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:56,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2021-10-29 03:21:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2021-10-29 03:21:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:21:56,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:56,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:56,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2021-10-29 03:21:57,001 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-10-29 03:21:57,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:21:57,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-10-29 03:21:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-10-29 03:21:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:21:57,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-10-29 03:21:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-10-29 03:21:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:21:57,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2021-10-29 03:21:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2021-10-29 03:21:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:21:57,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2021-10-29 03:21:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2021-10-29 03:21:57,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:21:57,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:58,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2021-10-29 03:21:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2021-10-29 03:21:58,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:58,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2021-10-29 03:21:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2021-10-29 03:21:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:58,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-10-29 03:21:58,953 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-10-29 03:21:58,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:58,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2021-10-29 03:21:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2021-10-29 03:21:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:21:59,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2021-10-29 03:21:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2021-10-29 03:21:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:21:59,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2021-10-29 03:22:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2021-10-29 03:22:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:22:00,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:00,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2021-10-29 03:22:00,363 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2021-10-29 03:22:00,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:22:00,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:00,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-10-29 03:22:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-10-29 03:22:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:22:00,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:01,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:01,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2021-10-29 03:22:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2021-10-29 03:22:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:22:01,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:01,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2021-10-29 03:22:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2021-10-29 03:22:01,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:01,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:01,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:01,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:02,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2021-10-29 03:22:02,171 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2021-10-29 03:22:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:02,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:02,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:02,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2021-10-29 03:22:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2021-10-29 03:22:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:02,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:02,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:02,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:02,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2021-10-29 03:22:02,654 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2021-10-29 03:22:02,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:02,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:02,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2021-10-29 03:22:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2021-10-29 03:22:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:02,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:02,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-10-29 03:22:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-10-29 03:22:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:22:04,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:04,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2021-10-29 03:22:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2021-10-29 03:22:04,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:04,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:04,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2021-10-29 03:22:05,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2021-10-29 03:22:05,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:05,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:05,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:05,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2021-10-29 03:22:05,601 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2021-10-29 03:22:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:05,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:05,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2021-10-29 03:22:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2021-10-29 03:22:05,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:05,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:05,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2021-10-29 03:22:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2021-10-29 03:22:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:06,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:06,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:06,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:08,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2021-10-29 03:22:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2021-10-29 03:22:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:08,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:08,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:08,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:08,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-10-29 03:22:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-10-29 03:22:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:08,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:08,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2021-10-29 03:22:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2021-10-29 03:22:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:08,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:08,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:08,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2021-10-29 03:22:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2021-10-29 03:22:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:09,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2021-10-29 03:22:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2021-10-29 03:22:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:09,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2021-10-29 03:22:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2021-10-29 03:22:09,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:09,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2021-10-29 03:22:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2021-10-29 03:22:10,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:10,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-10-29 03:22:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-10-29 03:22:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:10,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:13,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2021-10-29 03:22:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-10-29 03:22:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:13,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:13,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2021-10-29 03:22:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2021-10-29 03:22:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:22:13,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2021-10-29 03:22:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2021-10-29 03:22:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:14,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:14,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:14,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:14,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2021-10-29 03:22:14,625 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2021-10-29 03:22:14,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:14,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:14,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2021-10-29 03:22:15,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2021-10-29 03:22:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:15,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2021-10-29 03:22:15,525 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2021-10-29 03:22:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:15,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2021-10-29 03:22:15,946 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2021-10-29 03:22:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:15,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:16,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2021-10-29 03:22:16,294 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2021-10-29 03:22:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:16,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2021-10-29 03:22:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2021-10-29 03:22:16,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:16,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2021-10-29 03:22:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2021-10-29 03:22:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:20,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:20,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:21,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2021-10-29 03:22:21,143 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2021-10-29 03:22:21,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:22:21,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:21,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:21,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:21,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2021-10-29 03:22:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2021-10-29 03:22:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:21,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:21,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2021-10-29 03:22:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2021-10-29 03:22:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:22,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2021-10-29 03:22:22,737 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2021-10-29 03:22:22,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:22,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2021-10-29 03:22:23,180 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2021-10-29 03:22:23,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:23,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:23,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2021-10-29 03:22:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2021-10-29 03:22:23,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:23,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2021-10-29 03:22:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2021-10-29 03:22:24,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:24,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2021-10-29 03:22:24,499 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2021-10-29 03:22:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:24,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2021-10-29 03:22:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2021-10-29 03:22:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:29,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:29,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2021-10-29 03:22:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2021-10-29 03:22:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:30,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2021-10-29 03:22:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2021-10-29 03:22:30,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:30,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2021-10-29 03:22:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2021-10-29 03:22:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:31,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:31,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:31,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:31,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2021-10-29 03:22:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2021-10-29 03:22:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:31,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:31,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:31,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:32,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2021-10-29 03:22:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2021-10-29 03:22:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:32,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:32,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2021-10-29 03:22:32,778 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2021-10-29 03:22:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:32,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:32,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-10-29 03:22:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-10-29 03:22:33,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:33,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:33,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2021-10-29 03:22:33,914 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2021-10-29 03:22:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:33,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:33,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:33,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2021-10-29 03:22:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2021-10-29 03:22:34,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:34,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2021-10-29 03:22:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2021-10-29 03:22:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:34,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:35,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2021-10-29 03:22:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-29 03:22:35,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:35,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:35,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:35,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2021-10-29 03:22:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-10-29 03:22:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:22:36,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:36,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2021-10-29 03:22:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2021-10-29 03:22:36,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:22:36,766 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 67 iterations. [2021-10-29 03:22:36,775 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:22:37,168 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:37,171 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:37,172 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:37,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:22:37 ImpRootNode [2021-10-29 03:22:37,172 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:22:37,173 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:22:37,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:22:37,173 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:22:37,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:56" (3/4) ... [2021-10-29 03:22:37,177 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:22:37,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-10-29 03:22:37,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 03:22:37,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-29 03:22:37,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:22:37,266 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:22:37,266 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:22:37,268 INFO L168 Benchmark]: Toolchain (without parser) took 42056.62 ms. Allocated memory was 102.8 MB in the beginning and 461.4 MB in the end (delta: 358.6 MB). Free memory was 74.3 MB in the beginning and 204.4 MB in the end (delta: -130.1 MB). Peak memory consumption was 228.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,269 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 102.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:37,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.22 ms. Allocated memory was 102.8 MB in the beginning and 151.0 MB in the end (delta: 48.2 MB). Free memory was 74.0 MB in the beginning and 126.0 MB in the end (delta: -52.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.62 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 124.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:37,270 INFO L168 Benchmark]: Boogie Preprocessor took 54.55 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 123.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,271 INFO L168 Benchmark]: RCFGBuilder took 724.87 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 100.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,271 INFO L168 Benchmark]: CodeCheck took 40713.65 ms. Allocated memory was 151.0 MB in the beginning and 461.4 MB in the end (delta: 310.4 MB). Free memory was 100.3 MB in the beginning and 208.4 MB in the end (delta: -108.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,272 INFO L168 Benchmark]: Witness Printer took 93.98 ms. Allocated memory is still 461.4 MB. Free memory was 208.4 MB in the beginning and 204.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:37,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.2s, OverallIterations: 67, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, -924518404 SDslu, 0 SDs, 0 SdLazy, -1495961608 SolverSat, -1042221060 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9028 GetRequests, 8544 SyntacticMatches, 0 SemanticMatches, 484 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111630 ImplicationChecksByTransitivity, 36.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 891 NumberOfCodeBlocks, 891 NumberOfCodeBlocksAsserted, 66 NumberOfCheckSat, 825 ConstructedInterpolants, 0 QuantifiedInterpolants, 4323 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 66 InterpolantComputations, 66 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 102.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 399.22 ms. Allocated memory was 102.8 MB in the beginning and 151.0 MB in the end (delta: 48.2 MB). Free memory was 74.0 MB in the beginning and 126.0 MB in the end (delta: -52.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.62 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 124.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.55 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 123.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 724.87 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 100.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 40713.65 ms. Allocated memory was 151.0 MB in the beginning and 461.4 MB in the end (delta: 310.4 MB). Free memory was 100.3 MB in the beginning and 208.4 MB in the end (delta: -108.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 16.1 GB. * Witness Printer took 93.98 ms. Allocated memory is still 461.4 MB. Free memory was 208.4 MB in the beginning and 204.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:22:37,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e82ba0b-b718-4fe3-9b12-5703564b56fa/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...