./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.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_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/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_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/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_e505aa3f-bb59-4c39-a86b-6af2173665b3/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 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:39:44,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:39:44,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:39:44,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:39:44,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:39:44,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:39:44,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:39:44,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:39:44,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:39:44,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:39:44,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:39:44,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:39:44,131 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:39:44,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:39:44,132 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:39:44,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:39:44,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:39:44,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:39:44,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:39:44,136 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:39:44,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:39:44,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:39:44,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:39:44,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:39:44,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:39:44,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:39:44,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:44,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:39:44,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:39:44,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:39:44,166 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:39:44,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:39:44,167 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:39:44,167 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_e505aa3f-bb59-4c39-a86b-6af2173665b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e [2023-11-19 02:39:44,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:39:44,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:39:44,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:39:44,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:39:44,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:39:44,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-11-19 02:39:47,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:39:48,071 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:39:48,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-11-19 02:39:48,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/data/d08574756/3d012c08c72746758c4d2cab586c571c/FLAGdad4f70e9 [2023-11-19 02:39:48,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/data/d08574756/3d012c08c72746758c4d2cab586c571c [2023-11-19 02:39:48,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:39:48,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:39:48,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:48,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:39:48,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:39:48,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233bc721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48, skipping insertion in model container [2023-11-19 02:39:48,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:39:48,307 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_e505aa3f-bb59-4c39-a86b-6af2173665b3/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2023-11-19 02:39:48,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:48,335 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:39:48,346 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_e505aa3f-bb59-4c39-a86b-6af2173665b3/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2023-11-19 02:39:48,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:39:48,369 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:39:48,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48 WrapperNode [2023-11-19 02:39:48,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:39:48,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:48,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:39:48,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:39:48,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,411 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-19 02:39:48,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:39:48,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:39:48,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:39:48,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:39:48,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:39:48,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:39:48,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:39:48,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:39:48,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:39:48,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:39:48,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:39:48,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:39:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:39:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:39:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:39:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:39:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:39:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:39:48,625 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:39:48,628 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:39:48,808 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:39:48,864 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:39:48,865 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:39:48,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:48 BoogieIcfgContainer [2023-11-19 02:39:48,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:39:48,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:39:48,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:39:48,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:39:48,887 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:48" (1/1) ... [2023-11-19 02:39:48,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:39:48,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-19 02:39:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-19 02:39:48,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:39:48,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:48,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:49,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:39:49,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:49,264 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 02:39:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 02:39:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 02:39:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:39:49,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:49,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:49,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:39:49,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:49,447 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 02:39:49,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:49,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 02:39:49,493 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 02:39:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:39:49,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:49,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:49,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:39:49,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:49,664 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 02:39:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-11-19 02:39:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-11-19 02:39:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:39:50,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:50,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:39:50,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:50,172 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 02:39:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2023-11-19 02:39:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2023-11-19 02:39:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:39:50,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:50,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:50,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:39:50,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2023-11-19 02:39:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2023-11-19 02:39:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:39:51,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:51,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:51,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:39:51,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:51,176 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 02:39:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 40 states and 70 transitions. [2023-11-19 02:39:51,248 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2023-11-19 02:39:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:39:51,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:51,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:51,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:39:51,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:39:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 49 states and 104 transitions. [2023-11-19 02:39:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 104 transitions. [2023-11-19 02:39:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:39:52,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:52,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:39:52,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:53,162 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 02:39:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 54 states and 118 transitions. [2023-11-19 02:39:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 118 transitions. [2023-11-19 02:39:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:39:54,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:54,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:54,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:39:54,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:54,424 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 02:39:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 64 states and 148 transitions. [2023-11-19 02:39:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 148 transitions. [2023-11-19 02:39:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:39:56,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:56,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:56,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:39:56,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:56,586 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 02:39:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 68 states and 169 transitions. [2023-11-19 02:39:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 169 transitions. [2023-11-19 02:39:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:39:57,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:57,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:39:57,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:39:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:40:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:01,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 84 states and 240 transitions. [2023-11-19 02:40:01,415 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 240 transitions. [2023-11-19 02:40:01,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:40:01,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:01,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:01,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:40:01,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:01,707 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 02:40:03,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 90 states and 255 transitions. [2023-11-19 02:40:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 255 transitions. [2023-11-19 02:40:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:40:03,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:03,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:03,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:40:03,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:40:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 92 states and 256 transitions. [2023-11-19 02:40:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 256 transitions. [2023-11-19 02:40:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:40:04,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:04,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:04,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:40:04,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 46 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 02:40:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:05,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 96 states and 259 transitions. [2023-11-19 02:40:05,149 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 259 transitions. [2023-11-19 02:40:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:05,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:05,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:05,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:40:05,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 02:40:06,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 96 states and 258 transitions. [2023-11-19 02:40:06,168 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 258 transitions. [2023-11-19 02:40:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:06,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:06,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:06,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 02:40:06,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-19 02:40:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 109 states and 282 transitions. [2023-11-19 02:40:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 282 transitions. [2023-11-19 02:40:12,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:40:12,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:40:12,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:40:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:40:12,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:40:12,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:40:12,469 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 02:40:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:40:13,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 37 states and 46 transitions. [2023-11-19 02:40:13,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-19 02:40:13,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:40:13,741 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2023-11-19 02:40:13,749 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:40:14,068 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:40:14,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:40:14,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:40:14,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:40:14 ImpRootNode [2023-11-19 02:40:14,074 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:40:14,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:40:14,075 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:40:14,075 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:40:14,075 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:39:48" (3/4) ... [2023-11-19 02:40:14,078 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:40:14,081 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 02:40:14,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-19 02:40:14,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 02:40:14,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:40:14,088 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:40:14,210 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:40:14,211 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:40:14,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:40:14,212 INFO L158 Benchmark]: Toolchain (without parser) took 26111.36ms. Allocated memory was 157.3MB in the beginning and 276.8MB in the end (delta: 119.5MB). Free memory was 110.1MB in the beginning and 110.2MB in the end (delta: -153.3kB). Peak memory consumption was 121.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,213 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 157.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:14,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.08ms. Allocated memory is still 157.3MB. Free memory was 110.1MB in the beginning and 99.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.91ms. Allocated memory is still 157.3MB. Free memory was 99.2MB in the beginning and 97.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,214 INFO L158 Benchmark]: Boogie Preprocessor took 26.57ms. Allocated memory is still 157.3MB. Free memory was 97.5MB in the beginning and 96.5MB in the end (delta: 987.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,215 INFO L158 Benchmark]: RCFGBuilder took 430.65ms. Allocated memory is still 157.3MB. Free memory was 96.5MB in the beginning and 83.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,215 INFO L158 Benchmark]: CodeCheck took 25198.51ms. Allocated memory was 157.3MB in the beginning and 276.8MB in the end (delta: 119.5MB). Free memory was 83.4MB in the beginning and 115.5MB in the end (delta: -32.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,216 INFO L158 Benchmark]: Witness Printer took 136.74ms. Allocated memory is still 276.8MB. Free memory was 115.5MB in the beginning and 110.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:40:14,219 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1374 SdHoareTripleChecker+Valid, 10.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 587 mSDsluCounter, 1467 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 414 mSDsCounter, 1615 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5493 IncrementalHoareTripleChecker+Invalid, 7108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1615 mSolverCounterUnsat, 1053 mSDtfsCounter, 5493 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5452 GetRequests, 5007 SyntacticMatches, 129 SemanticMatches, 316 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49160 ImplicationChecksByTransitivity, 20.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 486 NumberOfCodeBlocks, 486 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 469 ConstructedInterpolants, 0 QuantifiedInterpolants, 1414 SizeOfPredicates, 24 NumberOfNonLiveVariables, 1596 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 578/592 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: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 157.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.08ms. Allocated memory is still 157.3MB. Free memory was 110.1MB in the beginning and 99.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.91ms. Allocated memory is still 157.3MB. Free memory was 99.2MB in the beginning and 97.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.57ms. Allocated memory is still 157.3MB. Free memory was 97.5MB in the beginning and 96.5MB in the end (delta: 987.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.65ms. Allocated memory is still 157.3MB. Free memory was 96.5MB in the beginning and 83.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 25198.51ms. Allocated memory was 157.3MB in the beginning and 276.8MB in the end (delta: 119.5MB). Free memory was 83.4MB in the beginning and 115.5MB in the end (delta: -32.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * Witness Printer took 136.74ms. Allocated memory is still 276.8MB. Free memory was 115.5MB in the beginning and 110.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:40:14,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e505aa3f-bb59-4c39-a86b-6af2173665b3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE