./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test01.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_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/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_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/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_cc4db729-594c-43ec-8348-23efb74cebc5/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 7637be8cbb3d4ad16f3a64709fc5dab3676d79ac43ca42d38570deebd36b6490 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:05,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:05,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:42:05,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:42:05,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:42:06,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:06,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:06,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:06,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:06,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:06,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:06,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:06,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:42:06,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:42:06,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:42:06,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:06,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:06,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:06,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:06,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:06,028 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:42:06,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:06,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:06,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:06,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:06,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:06,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:06,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:06,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:06,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:06,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:06,035 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:42:06,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:42:06,035 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_cc4db729-594c-43ec-8348-23efb74cebc5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7637be8cbb3d4ad16f3a64709fc5dab3676d79ac43ca42d38570deebd36b6490 [2024-11-08 23:42:06,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:06,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:06,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:06,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:06,381 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:06,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/test01.c Unable to find full path for "g++" [2024-11-08 23:42:08,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:08,651 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:08,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/sv-benchmarks/c/ldv-regression/test01.c [2024-11-08 23:42:08,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/data/cb30b93c1/469254d7c9f24f919960c8037094ea46/FLAGf80951c36 [2024-11-08 23:42:08,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/data/cb30b93c1/469254d7c9f24f919960c8037094ea46 [2024-11-08 23:42:08,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:08,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:08,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:08,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:08,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:08,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f44070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:08, skipping insertion in model container [2024-11-08 23:42:08,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:08,996 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_cc4db729-594c-43ec-8348-23efb74cebc5/sv-benchmarks/c/ldv-regression/test01.c[393,406] [2024-11-08 23:42:09,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:09,016 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:09,033 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_cc4db729-594c-43ec-8348-23efb74cebc5/sv-benchmarks/c/ldv-regression/test01.c[393,406] [2024-11-08 23:42:09,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:09,057 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:09,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09 WrapperNode [2024-11-08 23:42:09,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:09,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:09,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:09,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:09,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,098 INFO L138 Inliner]: procedures = 12, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2024-11-08 23:42:09,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:09,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:09,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:09,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:09,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:09,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:09,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:09,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:09,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:09,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:09,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:09,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:09,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:42:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:42:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:42:09,266 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:09,268 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:09,371 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:09,371 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:09,400 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:09,401 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:42:09,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:09 BoogieIcfgContainer [2024-11-08 23:42:09,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:09,402 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:09,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:09,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:09,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:09,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:42:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:42:09,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:42:09,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:09,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:09,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:09,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 23:42:09,883 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 23:42:09,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:42:09,884 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-08 23:42:09,894 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:42:09,913 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:42:09,913 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2024-11-08 23:42:09,913 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 17) no Hoare annotation was computed. [2024-11-08 23:42:09,914 INFO L77 FloydHoareUtils]: At program point L11(lines 11 13) the Hoare annotation is: (not (= |ULTIMATE.start_main_~p2~0#1.base| |ULTIMATE.start_main_~p1~0#1.base|)) [2024-11-08 23:42:09,914 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:42:09,914 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 6 19) the Hoare annotation is: true [2024-11-08 23:42:09,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:42:09 ImpRootNode [2024-11-08 23:42:09,930 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:42:09,931 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:42:09,931 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:42:09,931 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:42:09,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:09" (3/4) ... [2024-11-08 23:42:09,936 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:42:09,946 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 23:42:09,946 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:42:09,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:42:09,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:42:10,035 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:42:10,036 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:42:10,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:42:10,037 INFO L158 Benchmark]: Toolchain (without parser) took 1344.59ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 72.4MB in the end (delta: 45.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,037 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 157.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:10,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.42ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 105.9MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.57ms. Allocated memory is still 157.3MB. Free memory was 105.9MB in the beginning and 104.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,044 INFO L158 Benchmark]: Boogie Preprocessor took 19.39ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:10,045 INFO L158 Benchmark]: RCFGBuilder took 281.05ms. Allocated memory is still 157.3MB. Free memory was 103.3MB in the beginning and 92.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,045 INFO L158 Benchmark]: CodeCheck took 527.73ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 76.6MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,046 INFO L158 Benchmark]: Witness Printer took 105.23ms. Allocated memory is still 157.3MB. Free memory was 76.6MB in the beginning and 72.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,050 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 * 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 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.42ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 105.9MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.57ms. Allocated memory is still 157.3MB. Free memory was 105.9MB in the beginning and 104.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.39ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 103.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 281.05ms. Allocated memory is still 157.3MB. Free memory was 103.3MB in the beginning and 92.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 527.73ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 76.6MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 105.23ms. Allocated memory is still 157.3MB. Free memory was 76.6MB in the beginning and 72.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:42:10,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4db729-594c-43ec-8348-23efb74cebc5/bin/ukojak-verify-ImItNfHLgk/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