./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 9bd2c7ff 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_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/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_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 03:34:12,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:12,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:12,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:12,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:12,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:12,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:12,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:12,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:12,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:12,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:12,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:12,691 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:12,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:12,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:12,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:12,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:12,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:12,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:12,696 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:12,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:12,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:12,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:12,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:12,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:12,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:12,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:12,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:12,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:12,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:12,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:12,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:12,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:12,705 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_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b537bfce1176c41c6bc215444effcd63b1e343cf1b15ee69a282ebedb146c69 [2023-11-19 03:34:13,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:13,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:13,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:13,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:13,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:13,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-19 03:34:16,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:16,989 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:16,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c [2023-11-19 03:34:17,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/data/b5d60e379/174dd4a257544e7289b399d2e45c202f/FLAG0b15d8339 [2023-11-19 03:34:17,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/data/b5d60e379/174dd4a257544e7289b399d2e45c202f [2023-11-19 03:34:17,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:17,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:17,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:17,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:17,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:17,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57a297dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17, skipping insertion in model container [2023-11-19 03:34:17,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:17,256 WARN L240 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_8d5fe69c-27dc-4be0-870a-3171c903e3bd/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2023-11-19 03:34:17,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:17,290 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:17,303 WARN L240 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_8d5fe69c-27dc-4be0-870a-3171c903e3bd/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound1.c[588,601] [2023-11-19 03:34:17,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:17,329 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:17,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17 WrapperNode [2023-11-19 03:34:17,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:17,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:17,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:17,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:17,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,392 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-19 03:34:17,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:17,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:17,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:17,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:17,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:17,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:17,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:17,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:17,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:17,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:17,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:17,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:34:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:34:17,564 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:17,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:17,802 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:17,847 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:17,847 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:34:17,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:17 BoogieIcfgContainer [2023-11-19 03:34:17,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:17,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:17,863 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:17,874 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:17,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:17" (1/1) ... [2023-11-19 03:34:17,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2023-11-19 03:34:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2023-11-19 03:34:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:34:17,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:17,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:18,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2023-11-19 03:34:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2023-11-19 03:34:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:18,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:18,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:18,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-19 03:34:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-19 03:34:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:34:18,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:18,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 53 transitions. [2023-11-19 03:34:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2023-11-19 03:34:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:34:19,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:19,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:19,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:19,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 61 transitions. [2023-11-19 03:34:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2023-11-19 03:34:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:34:19,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:19,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:19,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:19,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:34:20,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:20,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 72 transitions. [2023-11-19 03:34:20,700 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 72 transitions. [2023-11-19 03:34:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:34:20,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:20,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:20,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:20,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:20,890 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:34:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 77 transitions. [2023-11-19 03:34:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2023-11-19 03:34:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:34:21,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:21,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:21,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:21,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:34:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:21,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 80 transitions. [2023-11-19 03:34:21,428 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-11-19 03:34:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:34:21,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:21,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:21,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:21,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:34:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 92 transitions. [2023-11-19 03:34:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 92 transitions. [2023-11-19 03:34:21,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:34:21,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:21,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:34:21,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 03:34:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 49 states and 98 transitions. [2023-11-19 03:34:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2023-11-19 03:34:22,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:34:22,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:22,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:22,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:22,607 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:34:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 53 states and 111 transitions. [2023-11-19 03:34:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2023-11-19 03:34:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:34:22,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:22,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:22,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:22,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:34:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 63 states and 177 transitions. [2023-11-19 03:34:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 177 transitions. [2023-11-19 03:34:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:34:24,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:24,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:34:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:34:24,489 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2023-11-19 03:34:24,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 03:34:24,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 03:34:24,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:34:24 ImpRootNode [2023-11-19 03:34:24,526 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:34:24,526 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:34:24,526 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:34:24,527 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:34:24,527 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:17" (3/4) ... [2023-11-19 03:34:24,528 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:34:24,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 03:34:24,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 03:34:24,583 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:34:24,583 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:34:24,584 INFO L158 Benchmark]: Toolchain (without parser) took 7557.61ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 98.1MB in the beginning and 135.3MB in the end (delta: -37.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-19 03:34:24,584 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 138.4MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:24,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.71ms. Allocated memory is still 138.4MB. Free memory was 98.1MB in the beginning and 86.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:34:24,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.75ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:24,586 INFO L158 Benchmark]: Boogie Preprocessor took 29.57ms. Allocated memory is still 138.4MB. Free memory was 85.5MB in the beginning and 84.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:34:24,586 INFO L158 Benchmark]: RCFGBuilder took 436.50ms. Allocated memory is still 138.4MB. Free memory was 84.2MB in the beginning and 72.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:34:24,587 INFO L158 Benchmark]: CodeCheck took 6663.70ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 72.0MB in the beginning and 137.4MB in the end (delta: -65.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:34:24,587 INFO L158 Benchmark]: Witness Printer took 56.70ms. Allocated memory is still 178.3MB. Free memory was 137.4MB in the beginning and 135.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:34:24,590 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: 6.6s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 557 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 512 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 386 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1391 IncrementalHoareTripleChecker+Invalid, 1777 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 386 mSolverCounterUnsat, 474 mSDtfsCounter, 1391 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2364 GetRequests, 2205 SyntacticMatches, 43 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6006 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 639 SizeOfPredicates, 8 NumberOfNonLiveVariables, 694 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 307/310 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=1, counter=0, n=0, x=0, y=1, z=6] [L33] EXPR counter++ VAL [a=1, 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, cond=1, counter=1] [L34] RET __VERIFIER_assert(z == 6 * n + 6) VAL [a=1, 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, cond=1, counter=1] [L35] RET __VERIFIER_assert(y == 3 * n * n + 3 * n + 1) VAL [a=1, 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, cond=1, counter=1] [L36] RET __VERIFIER_assert(x == n * n * n) VAL [a=1, 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, cond=1, counter=1] [L37] RET __VERIFIER_assert(y*z - 18*x - 12*y + 2*z - 6 == 0) VAL [a=1, 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, cond=1, counter=1] [L38] RET __VERIFIER_assert((z*z) - 12*y - 6*z + 12 == 0) VAL [a=1, 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=1, counter=1, n=1, x=1, y=7, z=12] [L33] EXPR counter++ VAL [a=1, 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, cond=1, counter=2] [L48] RET __VERIFIER_assert(z == 6*n + 6) VAL [a=1, 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, cond=0, counter=2] [L17] reach_error() VAL [\old(cond)=0, cond=0, counter=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 138.4MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.71ms. Allocated memory is still 138.4MB. Free memory was 98.1MB in the beginning and 86.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.75ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.57ms. Allocated memory is still 138.4MB. Free memory was 85.5MB in the beginning and 84.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.50ms. Allocated memory is still 138.4MB. Free memory was 84.2MB in the beginning and 72.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 6663.70ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 72.0MB in the beginning and 137.4MB in the end (delta: -65.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 56.70ms. Allocated memory is still 178.3MB. Free memory was 137.4MB in the beginning and 135.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:34:24,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d5fe69c-27dc-4be0-870a-3171c903e3bd/bin/ukojak-verify-G8NBE6pJGL/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE