./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/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_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm --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-826ab2b [2024-11-13 20:17:34,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:34,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:34,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:34,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:34,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:34,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:34,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:34,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:34,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:34,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:34,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:34,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:34,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:34,870 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:34,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:34,871 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:34,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:34,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:34,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:34,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:34,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:34,872 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:34,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:34,872 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_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 20:17:35,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:35,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:35,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:35,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:35,226 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:35,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-13 20:17:37,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:37,806 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:37,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2024-11-13 20:17:37,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/data/181fd6713/789fd02160e24bcd9cb68c9bb0538ef0/FLAG9c0d7cc3d [2024-11-13 20:17:38,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/data/181fd6713/789fd02160e24bcd9cb68c9bb0538ef0 [2024-11-13 20:17:38,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:38,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:38,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:38,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:38,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:38,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d61fdce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38, skipping insertion in model container [2024-11-13 20:17:38,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,133 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:38,324 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_558e5367-359a-407f-a2ff-a0ae3f146d87/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] [2024-11-13 20:17:38,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:38,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:38,377 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_558e5367-359a-407f-a2ff-a0ae3f146d87/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] [2024-11-13 20:17:38,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:38,406 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:38,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38 WrapperNode [2024-11-13 20:17:38,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:38,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:38,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:38,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:38,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,441 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2024-11-13 20:17:38,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:38,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:38,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:38,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:38,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:38,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:38,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:38,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:38,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:38,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:38,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:38,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:38,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:38,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:38,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:38,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:38,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:38,773 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:38,774 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:38,808 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:38,808 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:17:38,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:38 BoogieIcfgContainer [2024-11-13 20:17:38,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:38,813 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:38,813 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:38,828 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:38,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:38" (1/1) ... [2024-11-13 20:17:38,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2024-11-13 20:17:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2024-11-13 20:17:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:17:38,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:38,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:39,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 20:17:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 20:17:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:17:39,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:39,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:39,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 20:17:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 20:17:39,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:17:39,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:39,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 38 transitions. [2024-11-13 20:17:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 20:17:40,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:17:40,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:40,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:40,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:17:40,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:40,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 46 transitions. [2024-11-13 20:17:40,889 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-11-13 20:17:40,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:17:40,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:40,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:40,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:17:40,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:17:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 49 transitions. [2024-11-13 20:17:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-13 20:17:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:17:41,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:41,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:17:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 55 transitions. [2024-11-13 20:17:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-13 20:17:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:41,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:41,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:43,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 67 transitions. [2024-11-13 20:17:43,130 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2024-11-13 20:17:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:43,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:43,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 71 transitions. [2024-11-13 20:17:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2024-11-13 20:17:44,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:17:44,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:44,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:44,143 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:17:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 76 transitions. [2024-11-13 20:17:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2024-11-13 20:17:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:17:44,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:44,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:44,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:17:44,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:17:46,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 83 transitions. [2024-11-13 20:17:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-13 20:17:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:17:46,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:46,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:46,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 20:17:46,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 20:17:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 84 transitions. [2024-11-13 20:17:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2024-11-13 20:17:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:17:47,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:47,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:17:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 83 transitions. [2024-11-13 20:17:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2024-11-13 20:17:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:17:48,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:48,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:48,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:17:48,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:48,240 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 20:17:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 88 transitions. [2024-11-13 20:17:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2024-11-13 20:17:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:17:48,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:48,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-13 20:17:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 89 transitions. [2024-11-13 20:17:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2024-11-13 20:17:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:17:48,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:48,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:17:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 90 transitions. [2024-11-13 20:17:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2024-11-13 20:17:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:17:49,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:17:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 89 transitions. [2024-11-13 20:17:50,204 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 89 transitions. [2024-11-13 20:17:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:17:50,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:17:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 88 transitions. [2024-11-13 20:17:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2024-11-13 20:17:50,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:17:50,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:50,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:17:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:50,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 20:17:50,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:17:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:17:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 92 transitions. [2024-11-13 20:17:52,564 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2024-11-13 20:17:52,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:17:52,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:17:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 107 transitions. [2024-11-13 20:17:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2024-11-13 20:17:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:17:54,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:54,489 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:17:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 24 states and 33 transitions. [2024-11-13 20:17:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 20:17:55,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:17:55,170 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2024-11-13 20:17:55,183 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:17:55,853 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))))) [2024-11-13 20:17:55,854 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:17:55,854 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: true [2024-11-13 20:17:55,854 INFO L77 FloydHoareUtils]: At program point L31-1(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|)))) [2024-11-13 20:17:55,854 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-13 20:17:55,854 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|))) [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L30-1(lines 30 42) the Hoare annotation is: (let ((.cse1 (<= ~counter~0 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) (= |ULTIMATE.start_main_~s~0#1| 1)))) (and .cse1 (<= 1 ~counter~0)) (not (= |ULTIMATE.start_main_#t~post5#1| 0)) (and .cse1 .cse0) (not (= |ULTIMATE.start_main_~t~0#1| (+ 1 (* 2 |ULTIMATE.start_main_~a~0#1|)))))) [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L30-3(lines 30 42) the Hoare annotation is: true [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L30-4(lines 30 42) the Hoare annotation is: true [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-13 20:17:55,855 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-13 20:17:55,856 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)))) [2024-11-13 20:17:55,856 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 20:17:55,856 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 20:17:55,856 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-13 20:17:55,856 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-13 20:17:55,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:55 ImpRootNode [2024-11-13 20:17:55,876 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:55,876 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:55,876 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:55,877 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:55,877 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:38" (3/4) ... [2024-11-13 20:17:55,880 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:17:55,884 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 20:17:55,890 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-13 20:17:55,890 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 20:17:55,890 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:17:55,890 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:17:55,980 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:17:55,980 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:17:55,980 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:55,984 INFO L158 Benchmark]: Toolchain (without parser) took 17878.51ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.7MB in the beginning and 76.6MB in the end (delta: 16.1MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,984 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:55,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.04ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.3MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.19ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:55,985 INFO L158 Benchmark]: Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 741.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,985 INFO L158 Benchmark]: RCFGBuilder took 334.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 69.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,986 INFO L158 Benchmark]: CodeCheck took 17062.99ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.0MB in the beginning and 80.4MB in the end (delta: -11.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,986 INFO L158 Benchmark]: Witness Printer took 104.15ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 76.6MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:55,990 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: 16.3s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1064 SdHoareTripleChecker+Valid, 11.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 388 mSDsluCounter, 801 SdHoareTripleChecker+Invalid, 9.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 152 mSDsCounter, 1632 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4398 IncrementalHoareTripleChecker+Invalid, 6030 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1632 mSolverCounterUnsat, 649 mSDtfsCounter, 4398 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4553 GetRequests, 4250 SyntacticMatches, 115 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19974 ImplicationChecksByTransitivity, 11.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 598 NumberOfCodeBlocks, 598 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 578 ConstructedInterpolants, 0 QuantifiedInterpolants, 1666 SizeOfPredicates, 9 NumberOfNonLiveVariables, 537 ConjunctsInSsa, 84 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 880/978 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 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 0.98ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.04ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.3MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.19ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.5MB in the end (delta: 741.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 334.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 69.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 17062.99ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.0MB in the beginning and 80.4MB in the end (delta: -11.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Witness Printer took 104.15ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 76.6MB in the end (delta: 3.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:17:56,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558e5367-359a-407f-a2ff-a0ae3f146d87/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE