./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.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_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3 --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 ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:03:19,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:03:19,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 03:03:19,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:03:19,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:03:19,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:03:19,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:03:19,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:03:19,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:03:19,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:03:19,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:03:19,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:03:19,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:03:19,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:03:19,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:03:19,650 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:03:19,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:03:19,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:03:19,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:03:19,650 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_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3 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 -> ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c [2024-11-25 03:03:19,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:03:19,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:03:19,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:03:19,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:03:19,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:03:19,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-11-25 03:03:22,975 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/data/ed2a7c204/de560f752f6540da9b991ec48d26316a/FLAG3dae1b068 [2024-11-25 03:03:23,223 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:03:23,224 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-11-25 03:03:23,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/data/ed2a7c204/de560f752f6540da9b991ec48d26316a/FLAG3dae1b068 [2024-11-25 03:03:23,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/data/ed2a7c204/de560f752f6540da9b991ec48d26316a [2024-11-25 03:03:23,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:03:23,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:03:23,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:03:23,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:03:23,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:03:23,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ebf7f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23, skipping insertion in model container [2024-11-25 03:03:23,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:03:23,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:03:23,507 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:03:23,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:03:23,556 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:03:23,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23 WrapperNode [2024-11-25 03:03:23,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:03:23,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:03:23,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:03:23,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:03:23,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,573 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,601 INFO L138 Inliner]: procedures = 14, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-11-25 03:03:23,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:03:23,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:03:23,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:03:23,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:03:23,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,620 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:03:23,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:03:23,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:03:23,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:03:23,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:03:23" (1/1) ... [2024-11-25 03:03:23,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:03:23,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:03:23,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:03:23,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:03:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:03:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:03:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:03:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:03:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:03:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:03:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:03:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:03:23,787 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:03:23,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:03:23,947 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 03:03:23,948 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:03:24,006 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:03:24,007 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:03:24,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:03:24 BoogieIcfgContainer [2024-11-25 03:03:24,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:03:24,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:03:24,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:03:24,020 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:03:24,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:03:24" (1/1) ... [2024-11-25 03:03:24,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:03:24,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-25 03:03:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-25 03:03:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 03:03:24,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:24,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:03:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:24,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-11-25 03:03:24,607 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 03:03:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:03:24,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:24,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:03:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 30 transitions. [2024-11-25 03:03:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-25 03:03:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:03:24,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:24,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:03:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2024-11-25 03:03:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2024-11-25 03:03:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:03:25,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:25,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:25,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:03:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:25,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 46 transitions. [2024-11-25 03:03:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2024-11-25 03:03:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 03:03:25,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:25,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:26,172 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 03:03:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 36 transitions. [2024-11-25 03:03:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-25 03:03:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 03:03:26,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:26,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 03:03:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 45 transitions. [2024-11-25 03:03:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-25 03:03:27,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 03:03:27,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:27,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 03:03:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:27,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 54 transitions. [2024-11-25 03:03:27,779 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2024-11-25 03:03:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 03:03:27,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:27,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 03:03:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 63 transitions. [2024-11-25 03:03:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-11-25 03:03:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 03:03:28,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:28,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:28,963 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 03:03:29,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2024-11-25 03:03:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2024-11-25 03:03:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 03:03:29,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-25 03:03:30,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 81 transitions. [2024-11-25 03:03:30,372 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-11-25 03:03:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 03:03:30,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:30,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-25 03:03:31,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 65 states and 90 transitions. [2024-11-25 03:03:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2024-11-25 03:03:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 03:03:31,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:31,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-25 03:03:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 99 transitions. [2024-11-25 03:03:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-11-25 03:03:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 03:03:32,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:32,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 03:03:33,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 108 transitions. [2024-11-25 03:03:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-11-25 03:03:33,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 03:03:33,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:33,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-25 03:03:35,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 117 transitions. [2024-11-25 03:03:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-25 03:03:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-25 03:03:35,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:35,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 314 proven. 49 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-25 03:03:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 108 transitions. [2024-11-25 03:03:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-11-25 03:03:36,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 03:03:36,817 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-25 03:03:36,830 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-25 03:03:37,042 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-25 03:03:37,042 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 03:03:37,043 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-25 03:03:37,044 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (= ~counter~0 0) [2024-11-25 03:03:37,044 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-25 03:03:37,044 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 03:03:37,044 INFO L77 FloydHoareUtils]: At program point L42-2(lines 36 49) the Hoare annotation is: true [2024-11-25 03:03:37,045 INFO L77 FloydHoareUtils]: At program point L36-1(line 36) the Hoare annotation is: true [2024-11-25 03:03:37,045 INFO L77 FloydHoareUtils]: At program point L36-2(line 36) the Hoare annotation is: true [2024-11-25 03:03:37,045 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 49) the Hoare annotation is: (or (and (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (<= ~counter~0 10)) (< 9 |ULTIMATE.start_main_#t~post6#1|) (<= ~counter~0 1)) [2024-11-25 03:03:37,045 INFO L77 FloydHoareUtils]: At program point L36-4(lines 36 49) the Hoare annotation is: (<= ~counter~0 10) [2024-11-25 03:03:37,045 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point L36-6(lines 36 49) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point L37(lines 36 49) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-11-25 03:03:37,046 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: true [2024-11-25 03:03:37,047 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: true [2024-11-25 03:03:37,048 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-25 03:03:37,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:03:37 ImpRootNode [2024-11-25 03:03:37,070 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:03:37,070 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:03:37,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:03:37,071 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:03:37,072 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:03:24" (3/4) ... [2024-11-25 03:03:37,074 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 03:03:37,078 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 03:03:37,079 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 03:03:37,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-25 03:03:37,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 03:03:37,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 03:03:37,085 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:03:37,086 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:03:37,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:03:37,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:03:37,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:03:37,198 INFO L158 Benchmark]: Toolchain (without parser) took 13947.47ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 92.7MB in the beginning and 157.4MB in the end (delta: -64.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-25 03:03:37,199 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:03:37,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.00ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:03:37,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.66ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:03:37,200 INFO L158 Benchmark]: Boogie Preprocessor took 28.75ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.6MB in the end (delta: 565.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:03:37,201 INFO L158 Benchmark]: RCFGBuilder took 375.52ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 66.4MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:03:37,201 INFO L158 Benchmark]: CodeCheck took 13061.67ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 66.1MB in the beginning and 161.0MB in the end (delta: -94.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-25 03:03:37,201 INFO L158 Benchmark]: Witness Printer took 126.89ms. Allocated memory is still 226.5MB. Free memory was 161.0MB in the beginning and 157.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:03:37,205 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 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1178 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 588 mSDsluCounter, 916 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188 mSDsCounter, 624 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2680 IncrementalHoareTripleChecker+Invalid, 3304 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 624 mSolverCounterUnsat, 728 mSDtfsCounter, 2680 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5604 GetRequests, 5097 SyntacticMatches, 361 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12358 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 1893 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 2 PerfectInterpolantSequences, 940/2152 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: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.00ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.66ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.75ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.6MB in the end (delta: 565.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 375.52ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 66.4MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 13061.67ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 66.1MB in the beginning and 161.0MB in the end (delta: -94.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Witness Printer took 126.89ms. Allocated memory is still 226.5MB. Free memory was 161.0MB in the beginning and 157.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 03:03:37,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_789c57bc-678d-4c66-888a-ad42786b3048/bin/ukojak-verify-ENZ3QT5qd3/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