./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/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_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f2c97cfaf178ecbb63eaaf825cd5ea4b5be1bf37ecd5b20cf7e400328e1cd168 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:51:09,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:51:09,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:51:09,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:51:09,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:51:09,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:51:09,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:51:09,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:51:09,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:51:09,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:51:09,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:51:09,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:51:09,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:51:09,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:51:09,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:51:09,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:51:09,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:51:09,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:51:09,542 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_c7b0e46a-462b-4f2b-a06b-20157c006e4d/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 ! call(reach_error())) ) 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 -> f2c97cfaf178ecbb63eaaf825cd5ea4b5be1bf37ecd5b20cf7e400328e1cd168 [2024-12-06 03:51:09,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:51:09,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:51:09,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:51:09,775 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:51:09,776 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:51:09,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i [2024-12-06 03:51:12,443 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/data/dc79a48d8/4cdb4e76af4e4889b8e3e6c6330f9817/FLAG79bcaa957 [2024-12-06 03:51:12,652 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:51:12,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i [2024-12-06 03:51:12,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/data/dc79a48d8/4cdb4e76af4e4889b8e3e6c6330f9817/FLAG79bcaa957 [2024-12-06 03:51:13,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/data/dc79a48d8/4cdb4e76af4e4889b8e3e6c6330f9817 [2024-12-06 03:51:13,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:51:13,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:51:13,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:51:13,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:51:13,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:51:13,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e06b907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13, skipping insertion in model container [2024-12-06 03:51:13,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:51:13,153 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i[951,964] [2024-12-06 03:51:13,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:51:13,177 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:51:13,188 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound2.i[951,964] [2024-12-06 03:51:13,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:51:13,206 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:51:13,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13 WrapperNode [2024-12-06 03:51:13,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:51:13,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:51:13,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:51:13,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:51:13,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,227 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2024-12-06 03:51:13,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:51:13,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:51:13,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:51:13,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:51:13,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,237 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:51:13,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:51:13,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:51:13,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:51:13,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:51:13,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:51:13,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:51:13,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:51:13,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:51:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:51:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:51:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:51:13,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:51:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:51:13,337 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:51:13,339 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:51:13,443 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 03:51:13,443 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:51:13,474 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:51:13,474 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:51:13,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:51:13 BoogieIcfgContainer [2024-12-06 03:51:13,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:51:13,475 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:51:13,475 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:51:13,482 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:51:13,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:51:13" (1/1) ... [2024-12-06 03:51:13,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:51:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-12-06 03:51:13,535 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-12-06 03:51:13,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:51:13,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:13,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:13,641 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 03:51:13,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:13,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 03:51:13,658 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 03:51:13,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:51:13,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:13,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:13,750 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 03:51:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-06 03:51:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-06 03:51:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:51:13,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:13,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:51:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:13,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:51:13,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:13,957 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 03:51:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2024-12-06 03:51:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2024-12-06 03:51:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:51:14,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:14,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:14,355 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 03:51:14,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2024-12-06 03:51:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-12-06 03:51:14,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:51:14,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:14,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:51:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2024-12-06 03:51:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2024-12-06 03:51:14,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:51:14,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:14,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:51:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-06 03:51:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-06 03:51:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:51:15,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:51:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:51:15,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:15,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:51:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:16,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-06 03:51:16,112 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-06 03:51:16,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:51:16,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 03:51:16,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-12-06 03:51:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-12-06 03:51:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:51:16,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:16,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:51:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:16,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:51:16,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 03:51:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:16,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-12-06 03:51:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-12-06 03:51:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:51:16,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:16,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:51:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-12-06 03:51:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-12-06 03:51:17,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:51:17,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:17,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:51:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:17,943 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 03:51:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 27 transitions. [2024-12-06 03:51:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-12-06 03:51:19,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:51:19,427 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2024-12-06 03:51:19,435 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point L38(lines 38 47) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 47) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point L38-3(lines 38 47) the Hoare annotation is: true [2024-12-06 03:51:19,936 INFO L77 FloydHoareUtils]: At program point L34-1(lines 34 37) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_main_#t~post2#1| 0)) (.cse0 (= |ULTIMATE.start_main_~q~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and (< 1 ~counter~0) .cse0 .cse1 (not .cse2) (<= |ULTIMATE.start_main_#t~post2#1| 1)) (and (= |ULTIMATE.start_main_~b~0#1| 1) .cse2 (<= ~counter~0 1) (<= 1 ~counter~0) .cse0 .cse1 (= |ULTIMATE.start_main_~B~0#1| 1)) (and (< 1 |ULTIMATE.start_main_#t~post2#1|) .cse0 (<= (+ |ULTIMATE.start_main_#t~post2#1| 1) ~counter~0) .cse1))) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 37) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~q~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and (< 1 ~counter~0) .cse0 .cse1) (and (= |ULTIMATE.start_main_~b~0#1| 1) (<= 1 ~counter~0) .cse0 .cse1 (= |ULTIMATE.start_main_~B~0#1| 1)))) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L34-4(lines 34 37) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~q~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and (<= 1 ~counter~0) .cse0 .cse1) (and (= |ULTIMATE.start_main_~b~0#1| 1) .cse0 (= ~counter~0 0) .cse1 (= |ULTIMATE.start_main_~B~0#1| 1)))) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L43-2(lines 38 47) the Hoare annotation is: true [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L39(lines 38 47) the Hoare annotation is: (= (mod |ULTIMATE.start_main_~A~0#1| 4294967296) (mod (+ |ULTIMATE.start_main_~r~0#1| (* |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~q~0#1|)) 4294967296)) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L19-2(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 03:51:19,937 INFO L77 FloydHoareUtils]: At program point L20(lines 20 21) the Hoare annotation is: true [2024-12-06 03:51:19,938 INFO L77 FloydHoareUtils]: At program point L19(lines 19 22) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-06 03:51:19,938 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) the Hoare annotation is: true [2024-12-06 03:51:19,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:51:19 ImpRootNode [2024-12-06 03:51:19,957 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:51:19,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:51:19,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:51:19,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:51:19,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:51:13" (3/4) ... [2024-12-06 03:51:19,961 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:51:19,964 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 03:51:19,967 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 03:51:19,967 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 03:51:19,967 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 03:51:19,967 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:51:20,025 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:51:20,025 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:51:20,025 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:51:20,026 INFO L158 Benchmark]: Toolchain (without parser) took 6999.14ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 108.6MB in the end (delta: 8.6MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-12-06 03:51:20,026 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:51:20,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.71ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 106.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:51:20,027 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.56ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:51:20,027 INFO L158 Benchmark]: Boogie Preprocessor took 15.47ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 104.2MB in the end (delta: 553.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:51:20,027 INFO L158 Benchmark]: RCFGBuilder took 230.30ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.9MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:51:20,028 INFO L158 Benchmark]: CodeCheck took 6482.88ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 112.9MB in the end (delta: -21.0MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-12-06 03:51:20,028 INFO L158 Benchmark]: Witness Printer took 67.27ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 108.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:51:20,030 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 648 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 308 mSDsluCounter, 348 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 317 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1259 IncrementalHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 317 mSolverCounterUnsat, 278 mSDtfsCounter, 1259 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1221 GetRequests, 1058 SyntacticMatches, 25 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7922 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 431 SizeOfPredicates, 3 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 23/28 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: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((1 <= counter) && (q == 0)) && (A == r)) || (((((b == 1) && (q == 0)) && (counter == 0)) && (A == r)) && (B == 1))) - ProcedureContractResult [Line: 18]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: ((cond != 0) && (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 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.71ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 106.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.56ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.47ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 104.2MB in the end (delta: 553.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 230.30ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.9MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6482.88ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 112.9MB in the end (delta: -21.0MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Witness Printer took 67.27ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 108.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 03:51:20,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7b0e46a-462b-4f2b-a06b-20157c006e4d/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