./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/nested9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/nested9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4 --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 f3ca1fd1ad8fdbcd9efe7b99bc6e3715231417d253ce4ee9bba3d5969472333a --- 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-2329fc7 [2022-12-15 01:53:27,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:53:27,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:53:27,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:53:27,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:53:27,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:53:27,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:53:27,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:53:27,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:53:27,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:53:27,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:53:27,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:53:27,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:53:27,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:53:27,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:53:27,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:53:27,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:53:27,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:53:27,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:53:27,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:53:27,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:53:27,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:53:27,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:53:27,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:53:27,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:53:27,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:53:27,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:53:27,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:53:27,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:53:27,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:53:27,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:53:27,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:53:27,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:53:27,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:53:27,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:53:27,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:53:27,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:53:27,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:53:27,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:53:27,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:53:27,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:53:27,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:53:27,783 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:53:27,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:53:27,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:53:27,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:53:27,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:53:27,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:53:27,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:53:27,785 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:53:27,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:53:27,786 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:53:27,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:53:27,787 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:53:27,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:53:27,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:53:27,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:53:27,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:53:27,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:27,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:53:27,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:53:27,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:53:27,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:53:27,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:53:27,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:53:27,789 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_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3ca1fd1ad8fdbcd9efe7b99bc6e3715231417d253ce4ee9bba3d5969472333a [2022-12-15 01:53:27,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:53:27,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:53:27,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:53:27,996 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:53:27,996 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:53:27,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-invgen/nested9.i [2022-12-15 01:53:30,543 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:53:30,716 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:53:30,717 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/sv-benchmarks/c/loop-invgen/nested9.i [2022-12-15 01:53:30,722 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/data/6d8d032af/697c827e048f45d4992c15f74100c6c7/FLAGa3b4c16da [2022-12-15 01:53:31,126 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/data/6d8d032af/697c827e048f45d4992c15f74100c6c7 [2022-12-15 01:53:31,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:53:31,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:53:31,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:31,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:53:31,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:53:31,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa2a4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31, skipping insertion in model container [2022-12-15 01:53:31,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:53:31,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:53:31,246 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/sv-benchmarks/c/loop-invgen/nested9.i[893,906] [2022-12-15 01:53:31,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:31,263 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:53:31,271 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/sv-benchmarks/c/loop-invgen/nested9.i[893,906] [2022-12-15 01:53:31,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:53:31,286 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:53:31,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31 WrapperNode [2022-12-15 01:53:31,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:53:31,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:31,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:53:31,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:53:31,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,318 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-12-15 01:53:31,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:53:31,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:53:31,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:53:31,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:53:31,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,337 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:53:31,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:53:31,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:53:31,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:53:31,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:53:31,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:53:31,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:53:31,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:53:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:53:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:53:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:53:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:53:31,461 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:53:31,463 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:53:31,557 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:53:31,587 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:53:31,587 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 01:53:31,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:53:31 BoogieIcfgContainer [2022-12-15 01:53:31,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:53:31,590 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:53:31,590 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:53:31,599 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:53:31,599 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:53:31" (1/1) ... [2022-12-15 01:53:31,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:53:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-12-15 01:53:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-12-15 01:53:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:53:31,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:31,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:53:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-12-15 01:53:32,117 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-12-15 01:53:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:53:32,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:32,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:53:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 22 states and 44 transitions. [2022-12-15 01:53:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 44 transitions. [2022-12-15 01:53:32,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:53:32,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:32,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:53:32,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:32,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 25 states and 51 transitions. [2022-12-15 01:53:32,843 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 51 transitions. [2022-12-15 01:53:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:53:32,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:32,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:53:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 27 states and 59 transitions. [2022-12-15 01:53:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 59 transitions. [2022-12-15 01:53:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:53:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:33,323 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:33,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 29 states and 67 transitions. [2022-12-15 01:53:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 67 transitions. [2022-12-15 01:53:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:53:33,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:33,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:53:34,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 35 states and 86 transitions. [2022-12-15 01:53:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 86 transitions. [2022-12-15 01:53:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:53:34,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:34,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:34,806 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:53:34,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:34,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 36 states and 90 transitions. [2022-12-15 01:53:34,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 90 transitions. [2022-12-15 01:53:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:53:34,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:34,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:53:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 37 states and 91 transitions. [2022-12-15 01:53:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 91 transitions. [2022-12-15 01:53:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:53:35,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:35,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:53:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:35,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 39 states and 94 transitions. [2022-12-15 01:53:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 94 transitions. [2022-12-15 01:53:35,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:53:35,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:35,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:53:36,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:36,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 44 states and 108 transitions. [2022-12-15 01:53:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 108 transitions. [2022-12-15 01:53:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:53:36,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:36,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 49 states and 124 transitions. [2022-12-15 01:53:38,424 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 124 transitions. [2022-12-15 01:53:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:53:38,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 50 states and 128 transitions. [2022-12-15 01:53:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 128 transitions. [2022-12-15 01:53:38,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:53:38,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:38,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 51 states and 132 transitions. [2022-12-15 01:53:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 132 transitions. [2022-12-15 01:53:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:53:39,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:39,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:41,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 57 states and 151 transitions. [2022-12-15 01:53:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 151 transitions. [2022-12-15 01:53:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:53:41,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:41,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:41,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:41,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 58 states and 156 transitions. [2022-12-15 01:53:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 156 transitions. [2022-12-15 01:53:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:53:41,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:41,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:53:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 59 states and 156 transitions. [2022-12-15 01:53:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 156 transitions. [2022-12-15 01:53:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:53:41,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:41,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:53:42,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 61 states and 161 transitions. [2022-12-15 01:53:42,422 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 161 transitions. [2022-12-15 01:53:42,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:53:42,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:42,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:53:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 63 states and 166 transitions. [2022-12-15 01:53:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 166 transitions. [2022-12-15 01:53:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:53:43,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:43,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:53:44,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 66 states and 175 transitions. [2022-12-15 01:53:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 175 transitions. [2022-12-15 01:53:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:53:44,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:53:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 68 states and 179 transitions. [2022-12-15 01:53:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 179 transitions. [2022-12-15 01:53:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:53:44,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:44,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:53:46,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 74 states and 198 transitions. [2022-12-15 01:53:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 198 transitions. [2022-12-15 01:53:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:53:46,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:46,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:53:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 77 states and 202 transitions. [2022-12-15 01:53:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 202 transitions. [2022-12-15 01:53:47,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:53:47,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:47,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 78 states and 203 transitions. [2022-12-15 01:53:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 203 transitions. [2022-12-15 01:53:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:53:47,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:47,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:47,665 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 79 states and 204 transitions. [2022-12-15 01:53:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 204 transitions. [2022-12-15 01:53:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:53:48,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:48,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:48,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 80 states and 205 transitions. [2022-12-15 01:53:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 205 transitions. [2022-12-15 01:53:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:53:48,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 01:53:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 89 states and 225 transitions. [2022-12-15 01:53:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 225 transitions. [2022-12-15 01:53:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:53:51,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:51,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 01:53:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:52,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 92 states and 235 transitions. [2022-12-15 01:53:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 235 transitions. [2022-12-15 01:53:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:53:52,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:52,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 93 states and 235 transitions. [2022-12-15 01:53:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 235 transitions. [2022-12-15 01:53:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:53:52,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:52,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:52,651 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 96 states and 237 transitions. [2022-12-15 01:53:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 237 transitions. [2022-12-15 01:53:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:53:53,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:53,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:53:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 97 states and 238 transitions. [2022-12-15 01:53:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 238 transitions. [2022-12-15 01:53:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:53:53,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:53,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:53,926 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:53:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 103 states and 247 transitions. [2022-12-15 01:53:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 247 transitions. [2022-12-15 01:53:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:53:56,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-15 01:53:57,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 107 states and 254 transitions. [2022-12-15 01:53:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 254 transitions. [2022-12-15 01:53:57,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:53:57,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:57,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-15 01:53:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 108 states and 254 transitions. [2022-12-15 01:53:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 254 transitions. [2022-12-15 01:53:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:53:58,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:58,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-15 01:53:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 109 states and 254 transitions. [2022-12-15 01:53:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 254 transitions. [2022-12-15 01:53:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:53:58,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:58,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-15 01:53:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 110 states and 256 transitions. [2022-12-15 01:53:58,792 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 256 transitions. [2022-12-15 01:53:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:53:58,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:58,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:54:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 115 states and 264 transitions. [2022-12-15 01:54:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 264 transitions. [2022-12-15 01:54:01,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:54:01,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:01,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-15 01:54:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 116 states and 264 transitions. [2022-12-15 01:54:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 264 transitions. [2022-12-15 01:54:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:54:01,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-15 01:54:02,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:02,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 117 states and 264 transitions. [2022-12-15 01:54:02,278 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 264 transitions. [2022-12-15 01:54:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 01:54:02,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:02,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:07,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:07,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 130 states and 298 transitions. [2022-12-15 01:54:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 298 transitions. [2022-12-15 01:54:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 01:54:07,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:07,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:07,851 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 134 states and 302 transitions. [2022-12-15 01:54:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 302 transitions. [2022-12-15 01:54:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 01:54:09,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:09,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:09,844 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-15 01:54:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 135 states and 303 transitions. [2022-12-15 01:54:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 303 transitions. [2022-12-15 01:54:10,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 01:54:10,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:10,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 01:54:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 136 states and 303 transitions. [2022-12-15 01:54:10,937 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 303 transitions. [2022-12-15 01:54:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:54:10,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:10,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:11,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 138 states and 308 transitions. [2022-12-15 01:54:11,829 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 308 transitions. [2022-12-15 01:54:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:54:11,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 141 states and 315 transitions. [2022-12-15 01:54:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 315 transitions. [2022-12-15 01:54:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:54:13,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:13,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:14,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 143 states and 319 transitions. [2022-12-15 01:54:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 319 transitions. [2022-12-15 01:54:14,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:54:14,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:14,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-15 01:54:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 144 states and 320 transitions. [2022-12-15 01:54:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 320 transitions. [2022-12-15 01:54:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 01:54:14,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:14,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-12-15 01:54:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 145 states and 322 transitions. [2022-12-15 01:54:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 322 transitions. [2022-12-15 01:54:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 01:54:15,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:15,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-12-15 01:54:17,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:17,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 148 states and 327 transitions. [2022-12-15 01:54:17,006 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 327 transitions. [2022-12-15 01:54:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:54:17,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:17,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 18 proven. 60 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 01:54:23,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 159 states and 346 transitions. [2022-12-15 01:54:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 346 transitions. [2022-12-15 01:54:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:54:23,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:23,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 18 proven. 60 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 01:54:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 166 states and 355 transitions. [2022-12-15 01:54:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 355 transitions. [2022-12-15 01:54:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 01:54:27,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:27,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-15 01:54:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 176 states and 377 transitions. [2022-12-15 01:54:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 377 transitions. [2022-12-15 01:54:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 01:54:32,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:32,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-15 01:54:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:32,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 177 states and 378 transitions. [2022-12-15 01:54:32,912 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 378 transitions. [2022-12-15 01:54:32,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 01:54:32,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:32,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-15 01:54:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:35,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 176 states and 378 transitions. [2022-12-15 01:54:35,310 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 378 transitions. [2022-12-15 01:54:35,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 01:54:35,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:35,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 87 proven. 34 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 01:54:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 183 states and 392 transitions. [2022-12-15 01:54:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 392 transitions. [2022-12-15 01:54:39,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 01:54:39,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:39,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 87 proven. 34 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 01:54:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 185 states and 393 transitions. [2022-12-15 01:54:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 393 transitions. [2022-12-15 01:54:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-15 01:54:40,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:40,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:40,767 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 46 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-12-15 01:54:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 186 states and 393 transitions. [2022-12-15 01:54:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 393 transitions. [2022-12-15 01:54:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 01:54:41,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:41,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:42,213 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 107 proven. 27 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-15 01:54:46,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:46,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 193 states and 400 transitions. [2022-12-15 01:54:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 400 transitions. [2022-12-15 01:54:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 01:54:46,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:46,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:47,462 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 48 proven. 99 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-15 01:54:55,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 207 states and 419 transitions. [2022-12-15 01:54:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 419 transitions. [2022-12-15 01:54:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 01:54:55,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:55,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:55,332 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 48 proven. 99 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-15 01:54:56,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:56,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 208 states and 419 transitions. [2022-12-15 01:54:56,022 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 419 transitions. [2022-12-15 01:54:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 01:54:56,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 175 proven. 51 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-12-15 01:54:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:56,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 209 states and 420 transitions. [2022-12-15 01:54:56,703 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 420 transitions. [2022-12-15 01:54:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-15 01:54:56,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:56,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 223 proven. 22 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-12-15 01:54:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 212 states and 425 transitions. [2022-12-15 01:54:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 425 transitions. [2022-12-15 01:54:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:54:58,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:58,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 285 proven. 29 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-12-15 01:55:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:01,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 218 states and 431 transitions. [2022-12-15 01:55:01,845 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 431 transitions. [2022-12-15 01:55:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 01:55:01,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:01,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 194 proven. 210 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-12-15 01:55:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 234 states and 460 transitions. [2022-12-15 01:55:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2022-12-15 01:55:14,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-15 01:55:14,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 261 proven. 142 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-12-15 01:55:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:17,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 240 states and 466 transitions. [2022-12-15 01:55:17,815 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 466 transitions. [2022-12-15 01:55:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-15 01:55:17,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:17,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 261 proven. 142 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-12-15 01:55:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:18,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 241 states and 466 transitions. [2022-12-15 01:55:18,595 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 466 transitions. [2022-12-15 01:55:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-15 01:55:18,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:18,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 282 proven. 169 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-12-15 01:55:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 243 states and 467 transitions. [2022-12-15 01:55:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 467 transitions. [2022-12-15 01:55:19,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-15 01:55:19,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:19,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2022-12-15 01:55:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 245 states and 473 transitions. [2022-12-15 01:55:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 473 transitions. [2022-12-15 01:55:20,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-15 01:55:20,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:20,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-12-15 01:55:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:21,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 246 states and 476 transitions. [2022-12-15 01:55:21,838 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 476 transitions. [2022-12-15 01:55:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-15 01:55:21,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:21,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 218 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-12-15 01:55:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 250 states and 481 transitions. [2022-12-15 01:55:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 481 transitions. [2022-12-15 01:55:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-15 01:55:24,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:24,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:25,280 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2022-12-15 01:55:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 253 states and 484 transitions. [2022-12-15 01:55:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 484 transitions. [2022-12-15 01:55:27,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 01:55:27,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:27,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:27,688 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-12-15 01:55:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:29,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 249 states and 473 transitions. [2022-12-15 01:55:29,549 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 473 transitions. [2022-12-15 01:55:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 01:55:29,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:29,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-12-15 01:55:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 250 states and 475 transitions. [2022-12-15 01:55:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 475 transitions. [2022-12-15 01:55:30,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 01:55:30,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:30,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-12-15 01:55:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 252 states and 476 transitions. [2022-12-15 01:55:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 476 transitions. [2022-12-15 01:55:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 01:55:31,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:31,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2022-12-15 01:55:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2022-12-15 01:55:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2022-12-15 01:55:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-15 01:55:33,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:33,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-12-15 01:55:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 256 states and 478 transitions. [2022-12-15 01:55:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 478 transitions. [2022-12-15 01:55:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-15 01:55:34,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:34,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 229 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2022-12-15 01:55:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 255 states and 476 transitions. [2022-12-15 01:55:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 476 transitions. [2022-12-15 01:55:36,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-15 01:55:36,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:36,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-12-15 01:55:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:37,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 258 states and 478 transitions. [2022-12-15 01:55:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 478 transitions. [2022-12-15 01:55:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-15 01:55:37,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:37,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 571 proven. 80 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-12-15 01:55:44,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 265 states and 486 transitions. [2022-12-15 01:55:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 486 transitions. [2022-12-15 01:55:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-15 01:55:44,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:44,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 619 proven. 90 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-12-15 01:55:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 227 states and 424 transitions. [2022-12-15 01:55:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 424 transitions. [2022-12-15 01:55:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-15 01:55:49,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:49,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 1 proven. 467 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:06,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 231 states and 436 transitions. [2022-12-15 01:56:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 436 transitions. [2022-12-15 01:56:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-15 01:56:06,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:06,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 1 proven. 467 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 237 states and 449 transitions. [2022-12-15 01:56:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 449 transitions. [2022-12-15 01:56:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 01:56:12,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 1 proven. 541 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 241 states and 451 transitions. [2022-12-15 01:56:15,023 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 451 transitions. [2022-12-15 01:56:15,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 01:56:15,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:15,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 1 proven. 541 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 243 states and 451 transitions. [2022-12-15 01:56:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 451 transitions. [2022-12-15 01:56:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 01:56:17,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:17,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 1 proven. 541 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:19,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:19,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 245 states and 451 transitions. [2022-12-15 01:56:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 451 transitions. [2022-12-15 01:56:19,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 01:56:19,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:19,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 1 proven. 541 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-12-15 01:56:23,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 251 states and 460 transitions. [2022-12-15 01:56:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 460 transitions. [2022-12-15 01:56:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-15 01:56:23,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:23,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 129 proven. 758 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2022-12-15 01:57:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 138 states and 267 transitions. [2022-12-15 01:57:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 267 transitions. [2022-12-15 01:57:04,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:57:04,179 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 87 iterations. [2022-12-15 01:57:04,187 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-15 01:57:04,915 INFO L560 CodeCheckObserver]: Invariant with dag size 46 [2022-12-15 01:57:04,923 INFO L560 CodeCheckObserver]: Invariant with dag size 41 [2022-12-15 01:57:04,924 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:57:04,925 INFO L560 CodeCheckObserver]: Invariant with dag size 42 [2022-12-15 01:57:04,925 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:57:04,926 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2022-12-15 01:57:04,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:57:04 ImpRootNode [2022-12-15 01:57:04,926 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:57:04,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:57:04,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:57:04,927 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:57:04,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:53:31" (3/4) ... [2022-12-15 01:57:04,929 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:57:04,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-15 01:57:04,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 01:57:04,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 01:57:04,935 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:57:04,959 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:57:04,959 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:57:04,960 INFO L158 Benchmark]: Toolchain (without parser) took 213830.45ms. Allocated memory was 121.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 86.8MB in the beginning and 918.9MB in the end (delta: -832.0MB). Peak memory consumption was 389.8MB. Max. memory is 16.1GB. [2022-12-15 01:57:04,960 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:57:04,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 157.39ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 76.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:57:04,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.72ms. Allocated memory is still 121.6MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:57:04,961 INFO L158 Benchmark]: Boogie Preprocessor took 20.15ms. Allocated memory is still 121.6MB. Free memory was 74.4MB in the beginning and 73.5MB in the end (delta: 873.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:57:04,962 INFO L158 Benchmark]: RCFGBuilder took 249.20ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 61.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:57:04,962 INFO L158 Benchmark]: CodeCheck took 213335.86ms. Allocated memory was 121.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 61.4MB in the beginning and 921.0MB in the end (delta: -859.5MB). Peak memory consumption was 364.6MB. Max. memory is 16.1GB. [2022-12-15 01:57:04,962 INFO L158 Benchmark]: Witness Printer took 32.87ms. Allocated memory is still 1.3GB. Free memory was 921.0MB in the beginning and 918.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:57:04,964 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 212.6s, OverallIterations: 87, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26188 SdHoareTripleChecker+Valid, 127.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24055 mSDsluCounter, 688 SdHoareTripleChecker+Invalid, 112.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 31622 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107695 IncrementalHoareTripleChecker+Invalid, 139317 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31622 mSolverCounterUnsat, 688 mSDtfsCounter, 107695 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37388 GetRequests, 34649 SyntacticMatches, 1299 SemanticMatches, 1440 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099468 ImplicationChecksByTransitivity, 201.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 3820 NumberOfCodeBlocks, 3820 NumberOfCodeBlocksAsserted, 86 NumberOfCheckSat, 3734 ConstructedInterpolants, 0 QuantifiedInterpolants, 14291 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 86 InterpolantComputations, 4 PerfectInterpolantSequences, 14876/22390 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: 19]: 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: 36]: Loop Invariant Derived loop invariant: ((((((((3 + i <= 2 * n && 3 * i <= j + 1) && !(k + 1 <= j)) || ((3 * i <= j + 1 && 3 <= n) && j + 1 <= 2 * n + i)) || ((3 * i <= j + 1 && !(k + 1 <= j)) && i <= 1)) || ((3 * i <= j + 1 && j + 1 <= 2 * n + i) && i <= 1)) || (((2 * i <= j && !(3 * i <= j + 1)) && i <= n) && !(j <= 2 + i))) || ((i == 0 && !(k + 1 <= j)) && i + 1 <= n)) || (((j <= 2 + i && 2 * i <= j) && j <= 2 + k) && 5 + k <= 2 * n + i)) || (((j <= k + 1 && 2 * i <= j) && !(3 * i <= j + 1)) && i + 1 <= n) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: (((((((3 * i <= j && 2 + j <= 2 * n + i) || (3 + i <= 2 * n && 3 * i <= j)) || (3 * i <= j && !(3 * i + 1 <= j + n))) || (i == 0 && i + 1 <= n)) || ((3 * i + 1 <= j + n && !(2 + j <= 2 * n + i)) && i <= 1)) || (((!(3 * i <= j) && !(2 + j <= 2 * n + i)) && i <= n) && !(j <= 3 + i))) || ((2 * i + 1 <= j && i <= n) && 2 + j <= 2 * n + i)) || (2 * i <= j && i + 1 <= n) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((((((3 * i <= j + 1 && j + 1 <= 2 * n + i) && i <= 1) || (((2 * i <= j && !(3 * i <= j + 1)) && i <= n) && !(j <= 2 + i))) || (((i == 0 && k == 0) && i + 1 <= n) && j + 1 <= 2 * n + i)) || ((3 + i <= 2 * n && 3 * i <= j + 1) && j + 1 <= 2 * n + i)) || (((j <= 2 + i && 2 * i <= j) && j <= 2 + k) && 5 + k <= 2 * n + i)) || (((j <= k + 1 && 2 * i <= j) && !(3 * i <= j + 1)) && i + 1 <= n) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (2 + i <= 2 * n || i <= 1) || !(i + 1 <= 2 * n) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 157.39ms. Allocated memory is still 121.6MB. Free memory was 86.5MB in the beginning and 76.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.72ms. Allocated memory is still 121.6MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.15ms. Allocated memory is still 121.6MB. Free memory was 74.4MB in the beginning and 73.5MB in the end (delta: 873.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 249.20ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 61.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 213335.86ms. Allocated memory was 121.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 61.4MB in the beginning and 921.0MB in the end (delta: -859.5MB). Peak memory consumption was 364.6MB. Max. memory is 16.1GB. * Witness Printer took 32.87ms. Allocated memory is still 1.3GB. Free memory was 921.0MB in the beginning and 918.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:57:04,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0638a7a7-f9a8-48dd-9e88-cd5bfa9377e4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE