./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk --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 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:20,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:20,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:34:20,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:34:20,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:34:20,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:20,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:34:20,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:34:20,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:20,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:20,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:20,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:34:20,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:20,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:34:20,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:20,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:20,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:34:20,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:20,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:34:20,260 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:20,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:20,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:34:20,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:20,263 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:20,263 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:20,264 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:20,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:20,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:20,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:20,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:20,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:34:20,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:34:20,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:34:20,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2024-11-08 23:34:20,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:20,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:20,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:20,550 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:20,551 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:20,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c Unable to find full path for "g++" [2024-11-08 23:34:22,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:22,905 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:22,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2024-11-08 23:34:22,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/data/d5b696ae2/28a7d7f6303e4133b26cdf7c005a9dac/FLAG2483f6101 [2024-11-08 23:34:22,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/data/d5b696ae2/28a7d7f6303e4133b26cdf7c005a9dac [2024-11-08 23:34:22,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:22,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:22,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:22,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:22,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:22,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:22" (1/1) ... [2024-11-08 23:34:22,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10be55f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:22, skipping insertion in model container [2024-11-08 23:34:22,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:22" (1/1) ... [2024-11-08 23:34:22,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:23,227 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_f20f9139-db5f-4532-bd32-55d9724ef373/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2024-11-08 23:34:23,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:23,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:23,281 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_f20f9139-db5f-4532-bd32-55d9724ef373/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2024-11-08 23:34:23,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:23,312 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:23,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23 WrapperNode [2024-11-08 23:34:23,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:23,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:23,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:23,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:23,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,347 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-11-08 23:34:23,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:23,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:23,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:23,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:23,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:23,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:23,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:23,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:23,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:23,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:23,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:23,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:34:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:34:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:34:23,527 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:23,529 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:34:23,721 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-08 23:34:23,721 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:34:23,757 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:34:23,758 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:34:23,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:23 BoogieIcfgContainer [2024-11-08 23:34:23,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:34:23,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:34:23,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:34:23,773 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:34:23,773 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:23" (1/1) ... [2024-11-08 23:34:23,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:34:23,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:23,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-08 23:34:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-08 23:34:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:34:23,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:23,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2024-11-08 23:34:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2024-11-08 23:34:24,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:34:24,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-08 23:34:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-08 23:34:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:34:24,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:24,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 53 transitions. [2024-11-08 23:34:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2024-11-08 23:34:24,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:34:24,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:24,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:25,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:34:25,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 61 transitions. [2024-11-08 23:34:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-11-08 23:34:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:34:25,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:25,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:25,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:34:25,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:34:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:26,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 72 transitions. [2024-11-08 23:34:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 72 transitions. [2024-11-08 23:34:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:34:26,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:26,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:26,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:34:26,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:34:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 77 transitions. [2024-11-08 23:34:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2024-11-08 23:34:27,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:34:27,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:27,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:27,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:34:27,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:34:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 80 transitions. [2024-11-08 23:34:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2024-11-08 23:34:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:34:27,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:27,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:34:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 79 transitions. [2024-11-08 23:34:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2024-11-08 23:34:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:34:28,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:28,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:34:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 83 transitions. [2024-11-08 23:34:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2024-11-08 23:34:29,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:34:29,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:29,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:29,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:34:29,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:34:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:29,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 48 states and 89 transitions. [2024-11-08 23:34:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-08 23:34:29,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:34:29,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:29,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:34:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 102 transitions. [2024-11-08 23:34:30,894 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2024-11-08 23:34:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:34:30,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:30,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:34:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:30,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:30,999 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-11-08 23:34:31,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:34:31 ImpRootNode [2024-11-08 23:34:31,035 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:34:31,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:34:31,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:34:31,036 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:34:31,037 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:23" (3/4) ... [2024-11-08 23:34:31,039 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:34:31,099 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:34:31,099 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:34:31,100 INFO L158 Benchmark]: Toolchain (without parser) took 8154.28ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 139.3MB in the beginning and 156.2MB in the end (delta: -16.9MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-11-08 23:34:31,100 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:31,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.68ms. Allocated memory is still 176.2MB. Free memory was 139.3MB in the beginning and 125.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:34:31,101 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.92ms. Allocated memory is still 176.2MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:31,102 INFO L158 Benchmark]: Boogie Preprocessor took 32.48ms. Allocated memory is still 176.2MB. Free memory was 124.6MB in the beginning and 123.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:31,102 INFO L158 Benchmark]: RCFGBuilder took 376.82ms. Allocated memory is still 176.2MB. Free memory was 123.0MB in the beginning and 111.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:34:31,103 INFO L158 Benchmark]: CodeCheck took 7275.56ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 110.5MB in the beginning and 158.3MB in the end (delta: -47.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:31,103 INFO L158 Benchmark]: Witness Printer took 63.24ms. Allocated memory is still 216.0MB. Free memory was 158.3MB in the beginning and 156.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:31,106 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 554 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 466 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 462 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1487 IncrementalHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 462 mSolverCounterUnsat, 438 mSDtfsCounter, 1487 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2171 GetRequests, 2023 SyntacticMatches, 32 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5882 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 597 SizeOfPredicates, 5 NumberOfNonLiveVariables, 380 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 293/310 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 - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] short a; [L25] long long n, x, y, z; [L26] a = __VERIFIER_nondet_ushort() [L28] n = 0 [L29] x = 0 [L30] y = 1 [L31] z = 6 VAL [a=32767, counter=0, n=0, x=0, y=1, z=6] [L33] EXPR counter++ VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L33] COND TRUE counter++<1 [L34] CALL __VERIFIER_assert(z == 6 * n + 6) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L35] CALL __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L36] CALL __VERIFIER_assert(x == n * n * n) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L37] CALL __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L38] CALL __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=32767, counter=1, n=0, x=0, y=1, z=6] [L39] COND FALSE !(!(n <= a)) [L42] n = n + 1 [L43] x = x + y [L44] y = y + z [L45] z = z + 6 VAL [a=32767, counter=1, n=1, x=1, y=7, z=12] [L33] EXPR counter++ VAL [a=32767, counter=2, n=1, x=1, y=7, z=12] [L33] COND FALSE !(counter++<1) [L48] CALL __VERIFIER_assert(z == 6*n + 6) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L48] RET __VERIFIER_assert(z == 6*n + 6) VAL [a=32767, counter=2, n=1, x=1, y=7, z=12] [L49] CALL __VERIFIER_assert(6*a*x - x*z + 12*x == 0) VAL [\old(cond)=0, counter=2] [L15] COND TRUE !(cond) VAL [\old(cond)=0, counter=2] [L17] reach_error() VAL [\old(cond)=0, counter=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.68ms. Allocated memory is still 176.2MB. Free memory was 139.3MB in the beginning and 125.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.92ms. Allocated memory is still 176.2MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.48ms. Allocated memory is still 176.2MB. Free memory was 124.6MB in the beginning and 123.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.82ms. Allocated memory is still 176.2MB. Free memory was 123.0MB in the beginning and 111.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 7275.56ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 110.5MB in the beginning and 158.3MB in the end (delta: -47.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 63.24ms. Allocated memory is still 216.0MB. Free memory was 158.3MB in the beginning and 156.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:34:31,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f20f9139-db5f-4532-bd32-55d9724ef373/bin/ukojak-verify-ImItNfHLgk/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE