./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 c295749df38dacfa531a14c4d744c010a8ad50fab674c3b8e19c2ca945c321a6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:16,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:16,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:03:16,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:16,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:16,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:16,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:16,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:16,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:16,384 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:16,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:16,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:16,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:16,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:16,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:16,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:16,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:16,388 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:03:16,388 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:16,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:16,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:16,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:16,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:16,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:16,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:16,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:16,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:16,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:16,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:16,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:16,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:16,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:16,394 INFO L153 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_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c295749df38dacfa531a14c4d744c010a8ad50fab674c3b8e19c2ca945c321a6 [2023-11-19 03:03:16,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:16,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:16,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:16,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:16,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:16,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2023-11-19 03:03:20,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:20,337 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:20,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2023-11-19 03:03:20,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/data/2de2e9785/44fa2bbcfbb443778f07555498f849b2/FLAG2eea7a60c [2023-11-19 03:03:20,367 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/data/2de2e9785/44fa2bbcfbb443778f07555498f849b2 [2023-11-19 03:03:20,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:20,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:20,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:20,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:20,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:20,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@350bae25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20, skipping insertion in model container [2023-11-19 03:03:20,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:20,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:20,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:20,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:20,702 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:20,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20 WrapperNode [2023-11-19 03:03:20,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:20,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:20,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:20,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:20,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,755 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-11-19 03:03:20,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:20,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:20,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:20,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:20,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:20,782 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:20,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:20,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:20,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:20" (1/1) ... [2023-11-19 03:03:20,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:20,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:20,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:20,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666f4485-d4d3-44f8-93ca-df8b2d819620/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:20,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:20,954 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:20,957 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:21,167 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:21,191 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:21,192 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:03:21,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:21 BoogieIcfgContainer [2023-11-19 03:03:21,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:21,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:21,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:21,215 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:21,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:21" (1/1) ... [2023-11-19 03:03:21,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2023-11-19 03:03:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2023-11-19 03:03:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:21,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:21,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-19 03:03:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-19 03:03:21,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:21,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:21,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2023-11-19 03:03:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2023-11-19 03:03:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:03:21,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:21,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:21,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-19 03:03:22,387 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-19 03:03:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:03:22,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:22,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-19 03:03:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-19 03:03:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:03:23,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:23,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2023-11-19 03:03:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-19 03:03:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:24,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:24,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2023-11-19 03:03:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-19 03:03:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:25,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:25,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:25,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2023-11-19 03:03:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2023-11-19 03:03:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:25,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:25,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:25,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:26,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2023-11-19 03:03:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-19 03:03:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:03:26,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:26,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2023-11-19 03:03:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2023-11-19 03:03:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:03:29,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2023-11-19 03:03:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2023-11-19 03:03:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:31,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:31,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:32,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2023-11-19 03:03:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-19 03:03:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:03:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:36,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:36,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2023-11-19 03:03:40,743 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2023-11-19 03:03:40,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:03:40,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:40,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2023-11-19 03:03:40,860 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-19 03:03:40,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:03:40,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:41,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2023-11-19 03:03:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-19 03:03:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:03:41,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:41,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2023-11-19 03:03:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2023-11-19 03:03:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:03:46,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:53,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 191 transitions. [2023-11-19 03:03:53,133 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2023-11-19 03:03:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:03:53,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2023-11-19 03:04:01,097 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2023-11-19 03:04:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:04:01,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:01,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 146 states and 251 transitions. [2023-11-19 03:04:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 251 transitions. [2023-11-19 03:04:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:04:08,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:08,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:08,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 148 states and 260 transitions. [2023-11-19 03:04:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 260 transitions. [2023-11-19 03:04:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:04:08,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:08,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:09,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.