./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/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_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-02 22:09:49,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:09:49,606 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:09:49,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:09:49,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:09:49,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:09:49,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:09:49,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:09:49,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:09:49,633 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:09:49,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:09:49,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:09:49,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:09:49,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:09:49,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:09:49,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:09:49,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:09:49,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:09:49,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:09:49,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:09:49,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:09:49,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:09:49,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:09:49,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:09:49,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:09:49,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:09:49,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:49,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:09:49,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:09:49,644 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:09:49,645 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:09:49,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:09:49,645 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:09:49,646 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_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e [2023-12-02 22:09:49,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:09:49,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:09:49,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:09:49,874 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:09:49,875 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:09:49,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-12-02 22:09:52,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:09:52,773 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:09:52,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2023-12-02 22:09:52,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/data/c4ffde712/43939dd5296d4eba8d27ff294cac7bdc/FLAGbd12067bf [2023-12-02 22:09:52,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/data/c4ffde712/43939dd5296d4eba8d27ff294cac7bdc [2023-12-02 22:09:52,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:09:52,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:09:52,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:52,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:09:52,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:09:52,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:52,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f24b9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52, skipping insertion in model container [2023-12-02 22:09:52,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:52,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:52,944 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_c130696f-e477-489c-b008-b3d8e964c90b/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2023-12-02 22:09:52,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:52,968 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:09:52,978 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_c130696f-e477-489c-b008-b3d8e964c90b/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2023-12-02 22:09:52,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:52,998 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:09:52,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52 WrapperNode [2023-12-02 22:09:52,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:53,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:53,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:09:53,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:09:53,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,026 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-12-02 22:09:53,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:53,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:09:53,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:09:53,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:09:53,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:09:53,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:09:53,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:09:53,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:09:53,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:52" (1/1) ... [2023-12-02 22:09:53,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:53,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:09:53,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:09:53,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:09:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:09:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:09:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:09:53,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:09:53,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:09:53,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:09:53,168 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:09:53,170 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:09:53,295 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:09:53,343 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:09:53,344 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:09:53,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:53 BoogieIcfgContainer [2023-12-02 22:09:53,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:09:53,346 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:09:53,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:09:53,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:09:53,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:53" (1/1) ... [2023-12-02 22:09:53,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:09:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-12-02 22:09:53,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-12-02 22:09:53,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:09:53,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:53,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:09:53,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:53,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:53,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-02 22:09:53,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-02 22:09:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:09:53,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:53,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:09:53,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:53,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-12-02 22:09:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-02 22:09:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:09:53,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:53,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:09:53,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-12-02 22:09:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-12-02 22:09:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:09:54,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:54,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:54,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:09:54,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2023-12-02 22:09:54,882 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2023-12-02 22:09:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:09:54,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:54,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:54,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:54,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:09:55,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2023-12-02 22:09:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2023-12-02 22:09:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:09:55,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:55,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:09:55,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:09:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 42 states and 78 transitions. [2023-12-02 22:09:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2023-12-02 22:09:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:09:55,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:55,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:55,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:09:55,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:09:56,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 51 states and 111 transitions. [2023-12-02 22:09:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 111 transitions. [2023-12-02 22:09:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:09:56,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:56,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:56,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:56,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:09:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 55 states and 120 transitions. [2023-12-02 22:09:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 120 transitions. [2023-12-02 22:09:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:09:57,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:57,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:57,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:57,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:09:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:58,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 62 states and 146 transitions. [2023-12-02 22:09:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 146 transitions. [2023-12-02 22:09:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:09:58,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:58,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:58,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:09:58,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 22:10:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 69 states and 172 transitions. [2023-12-02 22:10:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 172 transitions. [2023-12-02 22:10:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:10:00,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:00,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:00,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:10:00,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 22:10:05,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 79 states and 198 transitions. [2023-12-02 22:10:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 198 transitions. [2023-12-02 22:10:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:10:05,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:05,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:05,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:05,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:10:09,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:09,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 95 states and 268 transitions. [2023-12-02 22:10:09,845 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 268 transitions. [2023-12-02 22:10:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:10:09,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:09,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:09,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:09,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:10:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 97 states and 270 transitions. [2023-12-02 22:10:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 270 transitions. [2023-12-02 22:10:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:10:10,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:10,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:10,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:10:10,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 46 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 22:10:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:15,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 101 states and 275 transitions. [2023-12-02 22:10:15,094 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 275 transitions. [2023-12-02 22:10:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:10:15,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:15,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:15,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:10:15,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:15,761 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 22:10:17,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 102 states and 280 transitions. [2023-12-02 22:10:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 280 transitions. [2023-12-02 22:10:17,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:10:17,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:17,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:17,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:10:17,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:18,613 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:10:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 109 states and 293 transitions. [2023-12-02 22:10:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 293 transitions. [2023-12-02 22:10:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:10:25,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:25,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:25,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:10:25,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 22:10:26,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:26,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 37 states and 46 transitions. [2023-12-02 22:10:26,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-12-02 22:10:26,342 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 22:10:26,343 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2023-12-02 22:10:26,350 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 22:10:26,787 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:10:26,790 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:10:26,790 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:10:26,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:10:26 ImpRootNode [2023-12-02 22:10:26,791 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:10:26,791 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:10:26,791 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:10:26,791 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:10:26,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:53" (3/4) ... [2023-12-02 22:10:26,793 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 22:10:26,795 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 22:10:26,799 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-12-02 22:10:26,799 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 22:10:26,799 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 22:10:26,799 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 22:10:26,883 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 22:10:26,884 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 22:10:26,884 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:10:26,885 INFO L158 Benchmark]: Toolchain (without parser) took 34087.58ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 154.5MB in the beginning and 78.4MB in the end (delta: 76.1MB). Peak memory consumption was 117.5MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,885 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:10:26,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.55ms. Allocated memory is still 195.0MB. Free memory was 154.5MB in the beginning and 143.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.69ms. Allocated memory is still 195.0MB. Free memory was 143.5MB in the beginning and 142.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,887 INFO L158 Benchmark]: Boogie Preprocessor took 19.75ms. Allocated memory is still 195.0MB. Free memory was 142.0MB in the beginning and 140.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:10:26,887 INFO L158 Benchmark]: RCFGBuilder took 298.24ms. Allocated memory is still 195.0MB. Free memory was 140.9MB in the beginning and 127.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,888 INFO L158 Benchmark]: CodeCheck took 33444.21ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 127.8MB in the beginning and 83.7MB in the end (delta: 44.1MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,888 INFO L158 Benchmark]: Witness Printer took 93.32ms. Allocated memory is still 234.9MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:10:26,890 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: 33.0s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1315 SdHoareTripleChecker+Valid, 12.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 592 mSDsluCounter, 654 SdHoareTripleChecker+Invalid, 11.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 183 mSDsCounter, 1703 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6485 IncrementalHoareTripleChecker+Invalid, 8188 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1703 mSolverCounterUnsat, 471 mSDtfsCounter, 6485 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5633 GetRequests, 5212 SyntacticMatches, 119 SemanticMatches, 302 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45233 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 486 NumberOfCodeBlocks, 486 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 469 ConstructedInterpolants, 0 QuantifiedInterpolants, 1571 SizeOfPredicates, 34 NumberOfNonLiveVariables, 1596 ConjunctsInSsa, 183 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 563/592 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 0.21ms. Allocated memory is still 115.3MB. Free memory was 83.7MB in the beginning and 83.6MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.55ms. Allocated memory is still 195.0MB. Free memory was 154.5MB in the beginning and 143.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.69ms. Allocated memory is still 195.0MB. Free memory was 143.5MB in the beginning and 142.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.75ms. Allocated memory is still 195.0MB. Free memory was 142.0MB in the beginning and 140.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 298.24ms. Allocated memory is still 195.0MB. Free memory was 140.9MB in the beginning and 127.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 33444.21ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 127.8MB in the beginning and 83.7MB in the end (delta: 44.1MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Witness Printer took 93.32ms. Allocated memory is still 234.9MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 22:10:26,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c130696f-e477-489c-b008-b3d8e964c90b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE