./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d07934010d71201f260b1dca466306b0d1cde5b3f356e835c3486ab281635c25 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:37,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:37,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:28:37,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:37,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:38,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:38,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:38,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:38,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:38,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:38,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:38,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:38,032 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:38,033 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:38,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:38,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:38,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:38,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:38,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:38,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:38,038 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:38,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:38,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:38,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:38,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:38,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:38,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:38,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:38,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:38,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:38,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:38,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:38,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:38,047 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_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d07934010d71201f260b1dca466306b0d1cde5b3f356e835c3486ab281635c25 [2024-11-09 00:28:38,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:38,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:38,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:38,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:38,497 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:38,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c Unable to find full path for "g++" [2024-11-09 00:28:40,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:41,067 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:41,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2024-11-09 00:28:41,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/data/63c5f61d8/57210e478aec4c7bb9076a59042a7b22/FLAGf4ae066c7 [2024-11-09 00:28:41,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/data/63c5f61d8/57210e478aec4c7bb9076a59042a7b22 [2024-11-09 00:28:41,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:41,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:41,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:41,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:41,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:41,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:41" (1/1) ... [2024-11-09 00:28:41,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98a0c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:41, skipping insertion in model container [2024-11-09 00:28:41,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:41" (1/1) ... [2024-11-09 00:28:41,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:41,629 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/sv-benchmarks/c/eca-rers2012/Problem10_label20.c[3385,3398] [2024-11-09 00:28:41,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:41,877 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:41,911 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/sv-benchmarks/c/eca-rers2012/Problem10_label20.c[3385,3398] [2024-11-09 00:28:42,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:42,070 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:42,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42 WrapperNode [2024-11-09 00:28:42,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:42,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:42,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:42,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:42,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,187 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-09 00:28:42,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:42,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:42,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:42,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:42,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:42,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:42,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:42,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:42,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:42" (1/1) ... [2024-11-09 00:28:42,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:42,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:42,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:42,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:42,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:28:42,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:42,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:42,534 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:42,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:43,913 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:43,914 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:47,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:47,320 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:28:47,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:47 BoogieIcfgContainer [2024-11-09 00:28:47,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:47,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:47,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:47,332 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:47,333 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:47" (1/1) ... [2024-11-09 00:28:47,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:28:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:28:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:28:47,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:47,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-09 00:28:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-09 00:28:47,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:28:47,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:28:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:03,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-09 00:29:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-09 00:29:04,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:29:04,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:04,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:56,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-09 00:29:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-09 00:29:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:29:56,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:56,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:30:07,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-09 00:30:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-09 00:30:07,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:30:07,136 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-09 00:30:07,149 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:30:07,518 INFO L77 FloydHoareUtils]: At program point L597(line 597) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (or (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 .cse1 (not (= ~a10~0 0))))) [2024-11-09 00:30:07,519 INFO L77 FloydHoareUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2024-11-09 00:30:07,519 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:30:07,520 INFO L77 FloydHoareUtils]: At program point L94-1(lines 30 584) the Hoare annotation is: (and (or (< 218 ~a1~0) (< (+ ~a1~0 12) 0) (not (= 7 ~a19~0)) (not (= ~a10~0 0))) (= 14 ~a4~0) (= ~a12~0 0)) [2024-11-09 00:30:07,523 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:30:07,524 INFO L77 FloydHoareUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (or (< ~a19~0 7) (= ~a19~0 8) (< 518103 ~a1~0)) .cse1) (and .cse0 .cse1 (<= 9 ~a19~0)) (and .cse0 .cse1 (not (= ~a10~0 0))))) [2024-11-09 00:30:07,524 INFO L77 FloydHoareUtils]: At program point L97-1(lines 30 584) the Hoare annotation is: (and (or (< 218 ~a1~0) (< (+ ~a1~0 12) 0) (not (= 7 ~a19~0)) (not (= ~a10~0 0))) (= 14 ~a4~0) (= ~a12~0 0)) [2024-11-09 00:30:07,524 INFO L75 FloydHoareUtils]: For program point L98(line 98) no Hoare annotation was computed. [2024-11-09 00:30:07,524 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 98) no Hoare annotation was computed. [2024-11-09 00:30:07,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:30:07 ImpRootNode [2024-11-09 00:30:07,548 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:30:07,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:30:07,551 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:30:07,551 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:30:07,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:47" (3/4) ... [2024-11-09 00:30:07,555 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:30:07,587 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 196 nodes and edges [2024-11-09 00:30:07,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-09 00:30:07,594 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:30:07,596 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:30:07,831 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:30:07,831 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:30:07,832 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:30:07,832 INFO L158 Benchmark]: Toolchain (without parser) took 86522.98ms. Allocated memory was 146.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 113.7MB in the beginning and 710.8MB in the end (delta: -597.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-09 00:30:07,833 INFO L158 Benchmark]: CDTParser took 2.02ms. Allocated memory is still 111.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:30:07,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.51ms. Allocated memory is still 146.8MB. Free memory was 113.7MB in the beginning and 83.4MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.23ms. Allocated memory is still 146.8MB. Free memory was 83.4MB in the beginning and 75.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,834 INFO L158 Benchmark]: Boogie Preprocessor took 124.13ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 69.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,835 INFO L158 Benchmark]: RCFGBuilder took 5007.95ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 69.6MB in the beginning and 125.3MB in the end (delta: -55.7MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,835 INFO L158 Benchmark]: CodeCheck took 80226.84ms. Allocated memory was 243.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 125.3MB in the beginning and 724.4MB in the end (delta: -599.1MB). Peak memory consumption was 952.8MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,837 INFO L158 Benchmark]: Witness Printer took 281.12ms. Allocated memory is still 1.8GB. Free memory was 724.4MB in the beginning and 710.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:30:07,839 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 79.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 96 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 40 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 299 SyntacticMatches, 13 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 593 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 77.3s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 464 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/23 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: 98]: 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: 30]: Location Invariant Derived location invariant: ((((((218 < a1) || (((long long) a1 + 12) < 0)) || (7 != a19)) || (a10 != 0)) && (14 == a4)) && (a12 == 0)) - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (((((14 == a4) && (((a19 < 7) || (a19 == 8)) || (518103 < a1))) && (a12 == 0)) || (((14 == a4) && (a12 == 0)) && (9 <= a19))) || (((14 == a4) && (a12 == 0)) && (a10 != 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02ms. Allocated memory is still 111.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.51ms. Allocated memory is still 146.8MB. Free memory was 113.7MB in the beginning and 83.4MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.23ms. Allocated memory is still 146.8MB. Free memory was 83.4MB in the beginning and 75.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.13ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 69.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5007.95ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 69.6MB in the beginning and 125.3MB in the end (delta: -55.7MB). Peak memory consumption was 119.4MB. Max. memory is 16.1GB. * CodeCheck took 80226.84ms. Allocated memory was 243.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 125.3MB in the beginning and 724.4MB in the end (delta: -599.1MB). Peak memory consumption was 952.8MB. Max. memory is 16.1GB. * Witness Printer took 281.12ms. Allocated memory is still 1.8GB. Free memory was 724.4MB in the beginning and 710.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:30:07,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b4c43b6-25ba-4add-9ccc-673ba489cd0a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE