./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c --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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/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 d6c389695f28ab23288d12eab23e55426fe9ec0f0b8fe9723cca18e00c3db8b7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:22:35,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:22:35,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:22:35,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:22:35,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:22:35,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:22:35,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:22:35,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:22:35,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:22:35,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:22:35,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:22:35,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:22:35,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:22:35,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:22:35,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:22:35,231 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:22:35,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:22:35,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:22:35,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:22:35,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:22:35,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:22:35,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:22:35,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:22:35,232 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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/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 -> d6c389695f28ab23288d12eab23e55426fe9ec0f0b8fe9723cca18e00c3db8b7 [2024-12-06 05:22:35,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:22:35,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:22:35,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:22:35,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:22:35,470 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:22:35,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2024-12-06 05:22:38,134 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/data/1640b2b13/8d383609cd7b4704a750939cec25e815/FLAG4bc4a2d94 [2024-12-06 05:22:38,330 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:22:38,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2024-12-06 05:22:38,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/data/1640b2b13/8d383609cd7b4704a750939cec25e815/FLAG4bc4a2d94 [2024-12-06 05:22:38,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/data/1640b2b13/8d383609cd7b4704a750939cec25e815 [2024-12-06 05:22:38,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:22:38,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:22:38,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:22:38,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:22:38,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:22:38,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bd598e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38, skipping insertion in model container [2024-12-06 05:22:38,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:22:38,844 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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] [2024-12-06 05:22:38,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:22:38,865 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:22:38,873 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_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] [2024-12-06 05:22:38,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:22:38,888 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:22:38,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38 WrapperNode [2024-12-06 05:22:38,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:22:38,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:22:38,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:22:38,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:22:38,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,913 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2024-12-06 05:22:38,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:22:38,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:22:38,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:22:38,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:22:38,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,921 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:22:38,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:22:38,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:22:38,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:22:38,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:38" (1/1) ... [2024-12-06 05:22:38,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:22:38,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:22:38,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:22:38,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:22:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:22:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:22:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:22:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:22:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:22:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:22:39,039 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:22:39,041 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:22:39,150 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 05:22:39,150 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:22:39,169 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:22:39,169 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:22:39,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:22:39 BoogieIcfgContainer [2024-12-06 05:22:39,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:22:39,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:22:39,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:22:39,180 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:22:39,180 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:22:39" (1/1) ... [2024-12-06 05:22:39,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:22:39,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:39,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2024-12-06 05:22:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2024-12-06 05:22:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:22:39,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:39,347 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 05:22:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:39,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-12-06 05:22:39,363 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-12-06 05:22:39,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:22:39,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:39,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:39,543 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 05:22:39,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:39,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 35 transitions. [2024-12-06 05:22:39,634 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-12-06 05:22:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:22:39,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:39,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:39,703 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 05:22:39,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 38 transitions. [2024-12-06 05:22:39,907 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-12-06 05:22:39,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:22:39,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:39,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:39,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:22:39,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:40,064 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 05:22:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2024-12-06 05:22:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-12-06 05:22:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:22:40,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:40,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:40,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:22:40,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:22:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:40,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 49 transitions. [2024-12-06 05:22:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-06 05:22:40,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:22:40,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:40,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:22:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 53 transitions. [2024-12-06 05:22:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-12-06 05:22:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:22:41,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:41,278 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 05:22:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 56 transitions. [2024-12-06 05:22:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2024-12-06 05:22:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:22:41,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:41,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:41,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:22:41,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 05:22:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:42,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 66 transitions. [2024-12-06 05:22:42,559 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-12-06 05:22:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:22:42,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:42,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:42,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:22:42,597 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 05:22:43,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 68 transitions. [2024-12-06 05:22:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-12-06 05:22:43,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 05:22:43,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:43,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 05:22:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 67 transitions. [2024-12-06 05:22:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2024-12-06 05:22:43,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:22:43,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:43,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:43,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 05:22:43,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 05:22:43,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:43,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 71 transitions. [2024-12-06 05:22:43,927 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2024-12-06 05:22:43,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 05:22:43,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:43,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-06 05:22:44,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 72 transitions. [2024-12-06 05:22:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2024-12-06 05:22:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:22:44,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:44,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:44,319 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 05:22:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 92 transitions. [2024-12-06 05:22:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2024-12-06 05:22:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:22:45,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:45,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:22:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:45,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 05:22:45,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:22:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 05:22:46,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:46,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 57 states and 96 transitions. [2024-12-06 05:22:46,907 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2024-12-06 05:22:46,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:22:46,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:46,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:22:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:22:46,982 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 05:22:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 24 states and 34 transitions. [2024-12-06 05:22:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-12-06 05:22:47,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:22:47,361 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-12-06 05:22:47,367 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:22:47,791 INFO L77 FloydHoareUtils]: At program point L33(lines 30 42) the Hoare annotation is: (not (let ((.cse0 (* 2 |ULTIMATE.start_main_~a~0#1|))) (and (not (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 .cse0) |ULTIMATE.start_main_~s~0#1|)) (= |ULTIMATE.start_main_~t~0#1| (+ 1 .cse0))))) [2024-12-06 05:22:47,791 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (or (and (not (and (= |ULTIMATE.start_main_~a~0#1| 1) (= |ULTIMATE.start_main_~s~0#1| 4))) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) (= |ULTIMATE.start_main_~s~0#1| 1)))) (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))) [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~s~0#1| 4) (+ (* |ULTIMATE.start_main_~t~0#1| |ULTIMATE.start_main_~t~0#1|) (* 2 |ULTIMATE.start_main_~t~0#1|) 1))) (= (+ (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~a~0#1|) 1 (* 2 |ULTIMATE.start_main_~a~0#1|)) |ULTIMATE.start_main_~s~0#1|))) [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L30-1(lines 30 42) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~s~0#1| 1)) (.cse0 (= |ULTIMATE.start_main_~s~0#1| 4))) (or (and (not (and (= |ULTIMATE.start_main_~a~0#1| 1) .cse0)) (not (and (= |ULTIMATE.start_main_~a~0#1| 0) .cse1))) (not (= |ULTIMATE.start_main_#t~post5#1| 0)) (and (<= 1 ~counter~0) .cse1) (and (< ~counter~0 2) .cse0) (not (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))))) [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 42) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L30-4(lines 30 42) the Hoare annotation is: true [2024-12-06 05:22:47,792 INFO L77 FloydHoareUtils]: At program point L30-5(lines 30 42) the Hoare annotation is: true [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-12-06 05:22:47,793 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-12-06 05:22:47,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:22:47 ImpRootNode [2024-12-06 05:22:47,804 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:22:47,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:22:47,805 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:22:47,805 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:22:47,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:22:39" (3/4) ... [2024-12-06 05:22:47,807 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:22:47,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:22:47,811 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 05:22:47,811 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 05:22:47,811 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:22:47,812 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:22:47,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:22:47,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:22:47,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:22:47,866 INFO L158 Benchmark]: Toolchain (without parser) took 9151.18ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 116.2MB in the beginning and 173.0MB in the end (delta: -56.7MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2024-12-06 05:22:47,866 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:22:47,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.79ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 104.9MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:22:47,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.69ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:22:47,867 INFO L158 Benchmark]: Boogie Preprocessor took 13.14ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.0MB in the end (delta: 867.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:22:47,867 INFO L158 Benchmark]: RCFGBuilder took 242.26ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 91.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:22:47,868 INFO L158 Benchmark]: CodeCheck took 8633.55ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 91.9MB in the beginning and 174.6MB in the end (delta: -82.7MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2024-12-06 05:22:47,868 INFO L158 Benchmark]: Witness Printer took 60.95ms. Allocated memory is still 310.4MB. Free memory was 174.6MB in the beginning and 173.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:22:47,870 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 711 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 228 mSDsluCounter, 663 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 106 mSDsCounter, 922 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2421 IncrementalHoareTripleChecker+Invalid, 3343 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 922 mSolverCounterUnsat, 557 mSDtfsCounter, 2421 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3123 GetRequests, 2875 SyntacticMatches, 94 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12642 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 1210 SizeOfPredicates, 9 NumberOfNonLiveVariables, 537 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 15 InterpolantComputations, 5 PerfectInterpolantSequences, 576/647 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: 14]: 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 - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.79ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 104.9MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.69ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.14ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 103.0MB in the end (delta: 867.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 242.26ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 91.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 8633.55ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 91.9MB in the beginning and 174.6MB in the end (delta: -82.7MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * Witness Printer took 60.95ms. Allocated memory is still 310.4MB. Free memory was 174.6MB in the beginning and 173.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:22:47,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89baabed-d345-4ccb-b7cc-b2bc616f3b1c/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