./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-wise.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-wise.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV --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 024b54dcc71a4cff37fb88a3019598a20adbf40036f66c2a7f758cfecaaffadc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:02,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:02,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:53:02,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:02,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:02,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:02,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:02,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:02,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:02,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:02,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:02,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:02,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:02,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:02,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:02,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:02,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:02,664 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:02,664 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:02,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:02,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:02,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:02,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:02,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:02,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:02,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:02,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:02,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:02,670 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:02,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:02,671 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:02,672 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_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 024b54dcc71a4cff37fb88a3019598a20adbf40036f66c2a7f758cfecaaffadc [2023-11-11 23:53:02,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:03,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:03,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:03,029 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:03,030 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:03,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-wise.c [2023-11-11 23:53:06,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:06,320 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:06,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-wise.c [2023-11-11 23:53:06,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/data/1ed2d7384/52a57652d2504a8daa8c9bb0d72daacd/FLAG6ea8f6a39 [2023-11-11 23:53:06,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/data/1ed2d7384/52a57652d2504a8daa8c9bb0d72daacd [2023-11-11 23:53:06,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:06,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:06,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:06,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:06,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:06,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d613773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06, skipping insertion in model container [2023-11-11 23:53:06,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:06,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:06,536 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:06,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:06,559 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:06,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06 WrapperNode [2023-11-11 23:53:06,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:06,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:06,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:06,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:06,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,589 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-11-11 23:53:06,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:06,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:06,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:06,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:06,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:06,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:06,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:06,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:06,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:06,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:06,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:06,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:06,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:06,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:06,765 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:06,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:06,953 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:06,970 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:06,971 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:53:06,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:06 BoogieIcfgContainer [2023-11-11 23:53:06,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:06,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:06,975 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:06,984 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:06,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:06" (1/1) ... [2023-11-11 23:53:06,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-11 23:53:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-11 23:53:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:53:07,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-11 23:53:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-11 23:53:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:53:07,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-11-11 23:53:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-11-11 23:53:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:07,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-11 23:53:07,770 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-11 23:53:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:07,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:07,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-11 23:53:07,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-11 23:53:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:07,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:07,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2023-11-11 23:53:08,310 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2023-11-11 23:53:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:08,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2023-11-11 23:53:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2023-11-11 23:53:08,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:08,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:08,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:09,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:09,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2023-11-11 23:53:09,674 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-11 23:53:09,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:09,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:09,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:10,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2023-11-11 23:53:10,080 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2023-11-11 23:53:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:10,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:10,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2023-11-11 23:53:10,300 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2023-11-11 23:53:10,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:10,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:10,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2023-11-11 23:53:11,538 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2023-11-11 23:53:11,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:11,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:11,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:12,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2023-11-11 23:53:12,038 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2023-11-11 23:53:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:12,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2023-11-11 23:53:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-11 23:53:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:12,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:12,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:13,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:13,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 60 states and 90 transitions. [2023-11-11 23:53:13,006 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2023-11-11 23:53:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:13,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:13,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:14,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2023-11-11 23:53:14,778 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2023-11-11 23:53:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:14,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:14,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:14,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2023-11-11 23:53:15,856 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2023-11-11 23:53:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:53:15,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:15,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:15,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:16,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2023-11-11 23:53:16,117 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-11 23:53:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:53:16,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2023-11-11 23:53:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2023-11-11 23:53:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:16,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:16,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:18,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 79 states and 132 transitions. [2023-11-11 23:53:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 132 transitions. [2023-11-11 23:53:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:53:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 84 states and 139 transitions. [2023-11-11 23:53:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 139 transitions. [2023-11-11 23:53:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:18,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:18,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:53:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 84 states and 138 transitions. [2023-11-11 23:53:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 138 transitions. [2023-11-11 23:53:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:19,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:53:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2023-11-11 23:53:19,648 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2023-11-11 23:53:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:19,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2023-11-11 23:53:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2023-11-11 23:53:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:53:19,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:22,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 95 states and 155 transitions. [2023-11-11 23:53:22,644 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 155 transitions. [2023-11-11 23:53:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:22,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:53:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-11-11 23:53:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-11 23:53:22,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:53:22,924 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2023-11-11 23:53:22,933 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:53:23,086 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-11 23:53:23,094 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:53:23,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:53:23 ImpRootNode [2023-11-11 23:53:23,094 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:53:23,095 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:53:23,095 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:53:23,095 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:53:23,095 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:06" (3/4) ... [2023-11-11 23:53:23,097 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:53:23,113 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-11 23:53:23,113 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:53:23,114 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-11 23:53:23,236 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:53:23,237 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:53:23,237 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:53:23,239 INFO L158 Benchmark]: Toolchain (without parser) took 16883.75ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 97.8MB in the beginning and 114.5MB in the end (delta: -16.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,239 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:23,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.71ms. Allocated memory is still 138.4MB. Free memory was 97.8MB in the beginning and 88.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.18ms. Allocated memory is still 138.4MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,241 INFO L158 Benchmark]: Boogie Preprocessor took 21.98ms. Allocated memory is still 138.4MB. Free memory was 86.9MB in the beginning and 85.9MB in the end (delta: 959.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,241 INFO L158 Benchmark]: RCFGBuilder took 360.27ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 75.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,242 INFO L158 Benchmark]: CodeCheck took 16119.70ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 75.1MB in the beginning and 118.7MB in the end (delta: -43.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,242 INFO L158 Benchmark]: Witness Printer took 142.29ms. Allocated memory is still 201.3MB. Free memory was 118.7MB in the beginning and 114.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:23,244 INFO L338 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, 23 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2442 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2161 mSDsluCounter, 1264 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 808 mSDsCounter, 1059 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6302 IncrementalHoareTripleChecker+Invalid, 7361 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1059 mSolverCounterUnsat, 456 mSDtfsCounter, 6302 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2766 GetRequests, 2425 SyntacticMatches, 99 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28166 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 255 ConstructedInterpolants, 0 QuantifiedInterpolants, 849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 22 PerfectInterpolantSequences, 49/56 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: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: ((((0 <= x) && (x <= 2147483647)) && (0 <= y)) && (y <= 2147483647)) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.71ms. Allocated memory is still 138.4MB. Free memory was 97.8MB in the beginning and 88.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.18ms. Allocated memory is still 138.4MB. Free memory was 88.4MB in the beginning and 86.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.98ms. Allocated memory is still 138.4MB. Free memory was 86.9MB in the beginning and 85.9MB in the end (delta: 959.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.27ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 75.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16119.70ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 75.1MB in the beginning and 118.7MB in the end (delta: -43.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Witness Printer took 142.29ms. Allocated memory is still 201.3MB. Free memory was 118.7MB in the beginning and 114.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:53:23,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a01affe2-6a88-475f-becd-e83f05b24b4d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE