./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93e64a210ad8295ef3e6c8bf5a4996e01ec752ae44f5068490e5115d4dda29b5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:54,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:54,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:54,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:54,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:54,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:54,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:54,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:54,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:54,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:54,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:54,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:54,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:54,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:54,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:54,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:54,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:54,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:54,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:54,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:54,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:54,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:54,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:54,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:54,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:54,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:54,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:54,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:54,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:54,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:54,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:54,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:54,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:54,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:54,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:54,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:54,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:54,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:54,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:54,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:54,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:54,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:41:54,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:54,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:54,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:54,713 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:54,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:54,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:54,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:54,715 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:41:54,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:54,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:54,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:54,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:54,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:54,716 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:41:54,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:54,716 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:54,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:54,717 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:54,717 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:54,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:54,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:54,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:54,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:54,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:54,718 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:54,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:54,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:54,719 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_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93e64a210ad8295ef3e6c8bf5a4996e01ec752ae44f5068490e5115d4dda29b5 [2022-10-17 16:41:55,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:55,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:55,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:55,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:55,098 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:55,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-numeric/EvenOdd01-2.c [2022-10-17 16:41:55,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/data/ca871f63b/c4a53a01bd20447a829712d0659428b6/FLAGfa56046c1 [2022-10-17 16:41:55,676 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:55,676 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/sv-benchmarks/c/termination-numeric/EvenOdd01-2.c [2022-10-17 16:41:55,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/data/ca871f63b/c4a53a01bd20447a829712d0659428b6/FLAGfa56046c1 [2022-10-17 16:41:56,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/data/ca871f63b/c4a53a01bd20447a829712d0659428b6 [2022-10-17 16:41:56,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:56,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:56,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:56,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:56,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:56,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4c36e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56, skipping insertion in model container [2022-10-17 16:41:56,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:56,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:56,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/sv-benchmarks/c/termination-numeric/EvenOdd01-2.c[938,951] [2022-10-17 16:41:56,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:56,325 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:56,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/sv-benchmarks/c/termination-numeric/EvenOdd01-2.c[938,951] [2022-10-17 16:41:56,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:56,363 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:56,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56 WrapperNode [2022-10-17 16:41:56,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:56,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:56,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:56,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:56,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,402 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2022-10-17 16:41:56,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:56,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:56,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:56,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:56,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,433 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:56,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:56,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:56,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:56,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:56,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:56,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:56,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4d705d3-ffe5-45c1-834b-95336707d172/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:56,539 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2022-10-17 16:41:56,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2022-10-17 16:41:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2022-10-17 16:41:56,540 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2022-10-17 16:41:56,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:56,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:56,609 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:56,611 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:56,823 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:56,862 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:56,862 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:41:56,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:56 BoogieIcfgContainer [2022-10-17 16:41:56,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:56,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:56,866 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:56,891 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:56,891 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:56" (1/1) ... [2022-10-17 16:41:56,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-10-17 16:41:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-10-17 16:41:56,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:41:56,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:56,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 38 transitions. [2022-10-17 16:41:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-10-17 16:41:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:41:57,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:57,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 44 transitions. [2022-10-17 16:41:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-10-17 16:41:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:41:57,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:57,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 51 transitions. [2022-10-17 16:41:58,100 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-10-17 16:41:58,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:41:58,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 58 transitions. [2022-10-17 16:41:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2022-10-17 16:41:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:41:58,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 44 transitions. [2022-10-17 16:41:58,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-10-17 16:41:58,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:41:58,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,027 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:59,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 49 transitions. [2022-10-17 16:41:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-10-17 16:41:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:41:59,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 55 transitions. [2022-10-17 16:41:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-10-17 16:41:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:41:59,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,801 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 61 transitions. [2022-10-17 16:42:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2022-10-17 16:42:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:42:00,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 67 transitions. [2022-10-17 16:42:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2022-10-17 16:42:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:00,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:00,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 73 transitions. [2022-10-17 16:42:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-10-17 16:42:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:00,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 79 transitions. [2022-10-17 16:42:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2022-10-17 16:42:01,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:01,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:01,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 79 states and 85 transitions. [2022-10-17 16:42:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2022-10-17 16:42:02,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:42:02,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 85 states and 91 transitions. [2022-10-17 16:42:02,585 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2022-10-17 16:42:02,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:42:02,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,914 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 91 states and 97 transitions. [2022-10-17 16:42:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2022-10-17 16:42:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:42:03,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,588 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 97 states and 103 transitions. [2022-10-17 16:42:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2022-10-17 16:42:03,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:42:03,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:04,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 103 states and 109 transitions. [2022-10-17 16:42:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 109 transitions. [2022-10-17 16:42:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:42:04,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:05,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 109 states and 115 transitions. [2022-10-17 16:42:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2022-10-17 16:42:05,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:42:05,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:06,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 115 states and 121 transitions. [2022-10-17 16:42:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2022-10-17 16:42:06,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:42:06,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 329 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 121 states and 127 transitions. [2022-10-17 16:42:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 127 transitions. [2022-10-17 16:42:07,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:42:07,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,697 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 127 states and 133 transitions. [2022-10-17 16:42:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 133 transitions. [2022-10-17 16:42:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:42:08,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 133 states and 139 transitions. [2022-10-17 16:42:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2022-10-17 16:42:09,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:42:09,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:09,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 139 states and 145 transitions. [2022-10-17 16:42:10,137 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2022-10-17 16:42:10,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:42:10,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 145 states and 151 transitions. [2022-10-17 16:42:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 151 transitions. [2022-10-17 16:42:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-17 16:42:11,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:11,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:12,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 151 states and 157 transitions. [2022-10-17 16:42:12,309 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 157 transitions. [2022-10-17 16:42:12,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:42:12,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:12,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:13,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 163 transitions. [2022-10-17 16:42:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 163 transitions. [2022-10-17 16:42:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:42:13,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:14,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 163 states and 169 transitions. [2022-10-17 16:42:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 169 transitions. [2022-10-17 16:42:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 16:42:14,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 0 proven. 781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 169 states and 175 transitions. [2022-10-17 16:42:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 175 transitions. [2022-10-17 16:42:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:42:16,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 175 states and 181 transitions. [2022-10-17 16:42:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 181 transitions. [2022-10-17 16:42:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:42:17,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 181 states and 187 transitions. [2022-10-17 16:42:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 187 transitions. [2022-10-17 16:42:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:42:18,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:20,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 187 states and 193 transitions. [2022-10-17 16:42:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 193 transitions. [2022-10-17 16:42:20,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:42:20,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:20,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1079 backedges. 0 proven. 1079 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 193 states and 199 transitions. [2022-10-17 16:42:21,876 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 199 transitions. [2022-10-17 16:42:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-17 16:42:21,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 199 states and 205 transitions. [2022-10-17 16:42:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 205 transitions. [2022-10-17 16:42:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-10-17 16:42:23,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat