./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/gcd_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/gcd_4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:28:28,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:28:28,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:28:28,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:28:28,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:28:28,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:28:28,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:28:28,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:28:28,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:28:28,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:28:28,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:28:28,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:28:28,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:28:28,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:28:28,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:28:28,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:28:28,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:28:28,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:28:28,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:28:28,580 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:28:28,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:28:28,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 679f2fe8d678884423b2dff47bf2c3c7ede0374b3a8bb68f9a9e8a332d8776ef [2024-12-06 05:28:28,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:28:28,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:28:28,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:28:28,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:28:28,810 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:28:28,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/gcd_4.c [2024-12-06 05:28:32,128 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/data/8710a2644/dfdbee5bbe0b4ab89f4b62ba849fff0d/FLAG7249b5771 [2024-12-06 05:28:32,392 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:28:32,393 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/sv-benchmarks/c/bitvector/gcd_4.c [2024-12-06 05:28:32,401 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/data/8710a2644/dfdbee5bbe0b4ab89f4b62ba849fff0d/FLAG7249b5771 [2024-12-06 05:28:32,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/data/8710a2644/dfdbee5bbe0b4ab89f4b62ba849fff0d [2024-12-06 05:28:32,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:28:32,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:28:32,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:28:32,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:28:32,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:28:32,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ec8d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32, skipping insertion in model container [2024-12-06 05:28:32,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:28:32,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:28:32,650 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:28:32,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:28:32,686 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:28:32,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32 WrapperNode [2024-12-06 05:28:32,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:28:32,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:28:32,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:28:32,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:28:32,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,724 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2024-12-06 05:28:32,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:28:32,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:28:32,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:28:32,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:28:32,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,740 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:28:32,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:28:32,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:28:32,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:28:32,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:28:32" (1/1) ... [2024-12-06 05:28:32,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:28:32,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:28:32,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:28:32,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:28:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:28:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:28:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:28:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:28:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:28:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:28:32,874 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:28:32,876 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:28:33,047 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-06 05:28:33,047 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:28:33,076 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:28:33,076 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:28:33,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:28:33 BoogieIcfgContainer [2024-12-06 05:28:33,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:28:33,078 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:28:33,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:28:33,087 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:28:33,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:28:33" (1/1) ... [2024-12-06 05:28:33,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:28:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2024-12-06 05:28:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-12-06 05:28:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:28:33,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:33,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:33,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2024-12-06 05:28:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2024-12-06 05:28:33,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:28:33,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:33,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-12-06 05:28:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-12-06 05:28:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:28:33,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:33,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-06 05:28:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 05:28:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:28:33,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:33,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:33,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-12-06 05:28:33,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-12-06 05:28:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:28:33,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:33,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:33,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-06 05:28:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-06 05:28:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:28:34,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:34,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-12-06 05:28:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-12-06 05:28:34,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:28:34,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:34,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:28:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-12-06 05:28:34,545 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-06 05:28:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:28:34,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:34,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:34,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-12-06 05:28:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-12-06 05:28:34,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:28:34,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:34,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:35,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2024-12-06 05:28:35,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-12-06 05:28:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:28:35,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2024-12-06 05:28:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2024-12-06 05:28:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:28:35,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:35,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2024-12-06 05:28:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2024-12-06 05:28:35,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:28:35,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:35,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2024-12-06 05:28:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2024-12-06 05:28:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:28:35,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:35,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 05:28:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2024-12-06 05:28:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2024-12-06 05:28:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:28:36,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:36,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 05:28:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2024-12-06 05:28:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-12-06 05:28:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:28:37,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:37,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2024-12-06 05:28:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2024-12-06 05:28:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:28:38,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:38,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2024-12-06 05:28:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2024-12-06 05:28:38,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:28:38,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:38,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:39,159 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2024-12-06 05:28:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2024-12-06 05:28:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:28:40,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:40,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:40,190 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2024-12-06 05:28:40,597 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2024-12-06 05:28:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:28:40,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 18 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2024-12-06 05:28:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2024-12-06 05:28:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:28:41,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:41,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 20 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:28:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2024-12-06 05:28:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2024-12-06 05:28:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:28:42,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:42,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:42,407 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:28:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2024-12-06 05:28:43,204 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2024-12-06 05:28:43,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:28:43,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:43,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:28:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 18 proven. 62 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:28:43,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-12-06 05:28:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-12-06 05:28:43,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:28:43,843 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2024-12-06 05:28:43,849 INFO L726 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-12-06 05:28:44,294 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-12-06 05:28:44,294 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_gcd_test_~b#1| 18))) (or (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) .cse0 (<= |ULTIMATE.start_gcd_test_~a#1| 63)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 45) .cse0 (<= 45 |ULTIMATE.start_gcd_test_~a#1|)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 27) (<= 27 |ULTIMATE.start_gcd_test_~a#1|) .cse0))) [2024-12-06 05:28:44,294 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_gcd_test_~b#1| 18))) (or (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) .cse0 (<= |ULTIMATE.start_gcd_test_~a#1| 63)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 45) .cse0 (<= 45 |ULTIMATE.start_gcd_test_~a#1|)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 27) (<= 27 |ULTIMATE.start_gcd_test_~a#1|) .cse0))) [2024-12-06 05:28:44,294 INFO L75 FloydHoareUtils]: For program point L23(line 23) no Hoare annotation was computed. [2024-12-06 05:28:44,294 INFO L75 FloydHoareUtils]: For program point L23-1(line 23) no Hoare annotation was computed. [2024-12-06 05:28:44,295 INFO L77 FloydHoareUtils]: At program point L23-3(lines 21 37) the Hoare annotation is: (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) (= |ULTIMATE.start_gcd_test_~b#1| 18) (<= |ULTIMATE.start_gcd_test_~a#1| 63)) [2024-12-06 05:28:44,295 INFO L77 FloydHoareUtils]: At program point L52(line 52) the Hoare annotation is: true [2024-12-06 05:28:44,295 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2024-12-06 05:28:44,295 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2024-12-06 05:28:44,295 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 31) no Hoare annotation was computed. [2024-12-06 05:28:44,295 INFO L77 FloydHoareUtils]: At program point L53(line 53) the Hoare annotation is: true [2024-12-06 05:28:44,295 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2024-12-06 05:28:44,295 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_gcd_test_~a#1| 9))) (or (and (<= |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|) (<= (+ |ULTIMATE.start_gcd_test_~b#1| 9) (* |ULTIMATE.start_gcd_test_~a#1| 2)) .cse0) (and (<= 9 |ULTIMATE.start_gcd_test_~a#1|) (= |ULTIMATE.start_gcd_test_~b#1| 18) .cse0))) [2024-12-06 05:28:44,295 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point L33-1(line 33) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_gcd_test_~a#1| 9))) (or (and (<= |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|) (<= (+ |ULTIMATE.start_gcd_test_~b#1| 9) (* |ULTIMATE.start_gcd_test_~a#1| 2)) .cse0) (and (<= 9 |ULTIMATE.start_gcd_test_~a#1|) (= |ULTIMATE.start_gcd_test_~b#1| 18) .cse0))) [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point L29-1(lines 29 35) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_gcd_test_~a#1| 9)) (.cse1 (= |ULTIMATE.start_gcd_test_~b#1| 18))) (or (and (<= |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|) (<= (+ |ULTIMATE.start_gcd_test_~b#1| 9) (* |ULTIMATE.start_gcd_test_~a#1| 2)) .cse0) (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) .cse1 (<= |ULTIMATE.start_gcd_test_~a#1| 63)) (and (<= 9 |ULTIMATE.start_gcd_test_~a#1|) .cse1 .cse0) (and (<= |ULTIMATE.start_gcd_test_~a#1| 45) .cse1 (<= 45 |ULTIMATE.start_gcd_test_~a#1|)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 27) (<= 27 |ULTIMATE.start_gcd_test_~a#1|) .cse1))) [2024-12-06 05:28:44,296 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 31) no Hoare annotation was computed. [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point gcd_test_returnLabel#1(lines 20 37) the Hoare annotation is: true [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:28:44,296 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point L30-1(lines 29 35) the Hoare annotation is: (let ((.cse0 (* |ULTIMATE.start_gcd_test_~a#1| 2)) (.cse1 (<= |ULTIMATE.start_gcd_test_~a#1| 9)) (.cse2 (= |ULTIMATE.start_gcd_test_~b#1| 18))) (or (and (<= |ULTIMATE.start_gcd_test_~a#1| |ULTIMATE.start_gcd_test_~b#1|) (<= (+ |ULTIMATE.start_gcd_test_~b#1| 9) .cse0) .cse1) (and (<= |ULTIMATE.start_gcd_test_~a#1| (+ 9 (* |ULTIMATE.start_gcd_test_~b#1| 2))) (<= (+ (* |ULTIMATE.start_gcd_test_~b#1| 3) 18) .cse0) .cse1) (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) .cse2 (<= |ULTIMATE.start_gcd_test_~a#1| 63)) (and (<= 9 |ULTIMATE.start_gcd_test_~a#1|) .cse2 .cse1) (and (<= |ULTIMATE.start_gcd_test_~a#1| 45) .cse2 (<= 45 |ULTIMATE.start_gcd_test_~a#1|)) (and (<= |ULTIMATE.start_gcd_test_~a#1| 27) (<= 27 |ULTIMATE.start_gcd_test_~a#1|) .cse2))) [2024-12-06 05:28:44,296 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) (= |ULTIMATE.start_gcd_test_~b#1| 18) (<= |ULTIMATE.start_gcd_test_~a#1| 63)) [2024-12-06 05:28:44,297 INFO L75 FloydHoareUtils]: For program point L22-1(line 22) no Hoare annotation was computed. [2024-12-06 05:28:44,297 INFO L75 FloydHoareUtils]: For program point L22-2(line 22) no Hoare annotation was computed. [2024-12-06 05:28:44,297 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-12-06 05:28:44,297 INFO L77 FloydHoareUtils]: At program point L22-4(lines 21 37) the Hoare annotation is: (and (<= 63 |ULTIMATE.start_gcd_test_~a#1|) (= |ULTIMATE.start_gcd_test_~b#1| 18) (<= |ULTIMATE.start_gcd_test_~a#1| 63)) [2024-12-06 05:28:44,297 INFO L77 FloydHoareUtils]: At program point L51-1(line 51) the Hoare annotation is: true [2024-12-06 05:28:44,297 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2024-12-06 05:28:44,297 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 19) the Hoare annotation is: true [2024-12-06 05:28:44,297 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 19) the Hoare annotation is: true [2024-12-06 05:28:44,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:28:44 ImpRootNode [2024-12-06 05:28:44,314 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:28:44,315 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:28:44,315 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:28:44,315 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:28:44,316 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:28:33" (3/4) ... [2024-12-06 05:28:44,318 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:28:44,320 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:28:44,323 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-12-06 05:28:44,323 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-06 05:28:44,323 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 05:28:44,324 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:28:44,324 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:28:44,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:28:44,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:28:44,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:28:44,379 INFO L158 Benchmark]: Toolchain (without parser) took 11957.64ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 116.8MB in the beginning and 87.6MB in the end (delta: 29.1MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2024-12-06 05:28:44,379 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:44,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.18ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 105.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:28:44,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.90ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:44,380 INFO L158 Benchmark]: Boogie Preprocessor took 24.38ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 804.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:44,381 INFO L158 Benchmark]: RCFGBuilder took 326.03ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.8MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:28:44,381 INFO L158 Benchmark]: CodeCheck took 11236.70ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.6MB in the beginning and 93.0MB in the end (delta: -2.4MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2024-12-06 05:28:44,381 INFO L158 Benchmark]: Witness Printer took 63.43ms. Allocated memory is still 176.2MB. Free memory was 93.0MB in the beginning and 87.6MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:28:44,383 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 2 procedures, 30 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 10.7s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1991 SdHoareTripleChecker+Valid, 10.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1658 mSDsluCounter, 128 SdHoareTripleChecker+Invalid, 8.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42 mSDsCounter, 1058 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6284 IncrementalHoareTripleChecker+Invalid, 7342 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1058 mSolverCounterUnsat, 86 mSDtfsCounter, 6284 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3926 GetRequests, 3464 SyntacticMatches, 252 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25950 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 2214 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 195/563 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, ConComCheckerStatistics: No data available - 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 - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: 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: 29]: Loop Invariant Derived loop invariant: ((((((((a <= b) && (((long long) b + 9) <= ((long long) a * 2))) && (a <= 9)) || (((a <= (9 + ((long long) b * 2))) && ((((long long) b * 3) + 18) <= ((long long) a * 2))) && (a <= 9))) || (((63 <= a) && (b == 18)) && (a <= 63))) || (((9 <= a) && (b == 18)) && (a <= 9))) || (((a <= 45) && (b == 18)) && (45 <= a))) || (((a <= 27) && (27 <= a)) && (b == 18))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.18ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 105.9MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.90ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.38ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.7MB in the end (delta: 804.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 326.03ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.8MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11236.70ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.6MB in the beginning and 93.0MB in the end (delta: -2.4MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * Witness Printer took 63.43ms. Allocated memory is still 176.2MB. Free memory was 93.0MB in the beginning and 87.6MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:28:44,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e399e0e-180a-4a08-8d8e-44ed66fdf8f6/bin/ukojak-verify-CZk0znPC7b/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