./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/trex02-1.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_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/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_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/trex02-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/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_866afd05-f8e4-4f30-a3ad-954afce269a5/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 f8f2b0fe07eaaf370138039a17933ca03641a0ac6eda79ccb91fdfa5c5cca256 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:04:08,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:04:08,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:04:08,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:04:08,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:04:08,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:04:08,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:04:08,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:04:08,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:04:08,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:04:08,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:04:08,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:04:08,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:04:08,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:04:08,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:04:08,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:04:08,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:04:08,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:04:08,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:04:08,424 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:04:08,424 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:04:08,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:04:08,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:04:08,425 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:04:08,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:04:08,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:04:08,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:04:08,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:08,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:04:08,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:04:08,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:04:08,431 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:04:08,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:04:08,432 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_866afd05-f8e4-4f30-a3ad-954afce269a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8f2b0fe07eaaf370138039a17933ca03641a0ac6eda79ccb91fdfa5c5cca256 [2024-11-08 23:04:08,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:04:08,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:04:08,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:04:08,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:04:08,784 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:04:08,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/trex02-1.c Unable to find full path for "g++" [2024-11-08 23:04:10,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:10,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:10,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/sv-benchmarks/c/loops/trex02-1.c [2024-11-08 23:04:10,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/data/50b9b9d46/22c51e8d78c640f883f2fa94b6cb1041/FLAG45f131cf2 [2024-11-08 23:04:10,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/data/50b9b9d46/22c51e8d78c640f883f2fa94b6cb1041 [2024-11-08 23:04:10,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:10,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:10,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:10,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:10,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:10,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:10" (1/1) ... [2024-11-08 23:04:10,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ea4d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:10, skipping insertion in model container [2024-11-08 23:04:10,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:10" (1/1) ... [2024-11-08 23:04:10,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:11,155 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_866afd05-f8e4-4f30-a3ad-954afce269a5/sv-benchmarks/c/loops/trex02-1.c[320,333] [2024-11-08 23:04:11,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:11,178 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:11,188 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_866afd05-f8e4-4f30-a3ad-954afce269a5/sv-benchmarks/c/loops/trex02-1.c[320,333] [2024-11-08 23:04:11,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:11,207 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:11,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11 WrapperNode [2024-11-08 23:04:11,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:11,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:11,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:11,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:11,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,240 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-08 23:04:11,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:11,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:11,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:11,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:11,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:11,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:11,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:11,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:11,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:11,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:11,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:11,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:11,333 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2024-11-08 23:04:11,333 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2024-11-08 23:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:04:11,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:11,391 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:11,393 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:11,545 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:11,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:11,578 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:11,578 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:04:11,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11 BoogieIcfgContainer [2024-11-08 23:04:11,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:11,579 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:11,580 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:11,589 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:11,590 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11" (1/1) ... [2024-11-08 23:04:11,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-08 23:04:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-08 23:04:11,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:04:11,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:11,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:11,967 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 23:04:12,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-08 23:04:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-08 23:04:12,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:04:12,034 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-08 23:04:12,042 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:04:12,068 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 17 19) the Hoare annotation is: true [2024-11-08 23:04:12,068 INFO L77 FloydHoareUtils]: At program point fooEXIT(lines 17 19) the Hoare annotation is: true [2024-11-08 23:04:12,068 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:04:12,069 INFO L77 FloydHoareUtils]: At program point L25(lines 25 26) the Hoare annotation is: true [2024-11-08 23:04:12,069 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-08 23:04:12,069 INFO L77 FloydHoareUtils]: At program point L23-1(lines 23 27) the Hoare annotation is: true [2024-11-08 23:04:12,069 INFO L77 FloydHoareUtils]: At program point L23-3(lines 23 27) the Hoare annotation is: true [2024-11-08 23:04:12,070 INFO L77 FloydHoareUtils]: At program point L23-4(lines 23 27) the Hoare annotation is: (< ~x~0 1) [2024-11-08 23:04:12,070 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:04:12,070 INFO L75 FloydHoareUtils]: For program point L7(line 7) no Hoare annotation was computed. [2024-11-08 23:04:12,070 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-08 23:04:12,071 INFO L77 FloydHoareUtils]: At program point L26-1(lines 25 26) the Hoare annotation is: true [2024-11-08 23:04:12,071 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2024-11-08 23:04:12,071 INFO L77 FloydHoareUtils]: At program point L6(lines 6 8) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-08 23:04:12,071 INFO L77 FloydHoareUtils]: At program point L6-2(lines 5 10) the Hoare annotation is: true [2024-11-08 23:04:12,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:04:12 ImpRootNode [2024-11-08 23:04:12,089 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:04:12,090 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:04:12,090 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:04:12,090 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:04:12,091 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:11" (3/4) ... [2024-11-08 23:04:12,094 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:04:12,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure foo [2024-11-08 23:04:12,102 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-08 23:04:12,102 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:04:12,102 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:04:12,102 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:04:12,204 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:04:12,205 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:04:12,205 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:04:12,206 INFO L158 Benchmark]: Toolchain (without parser) took 1284.08ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 69.1MB in the beginning and 122.8MB in the end (delta: -53.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,207 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.93ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 68.7MB in the beginning and 144.8MB in the end (delta: -76.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.46ms. Allocated memory is still 180.4MB. Free memory was 144.8MB in the beginning and 143.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,209 INFO L158 Benchmark]: Boogie Preprocessor took 21.52ms. Allocated memory is still 180.4MB. Free memory was 143.6MB in the beginning and 142.7MB in the end (delta: 870.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:12,209 INFO L158 Benchmark]: RCFGBuilder took 314.75ms. Allocated memory is still 180.4MB. Free memory was 142.7MB in the beginning and 144.7MB in the end (delta: -2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,214 INFO L158 Benchmark]: CodeCheck took 509.94ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 127.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,215 INFO L158 Benchmark]: Witness Printer took 114.75ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 122.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:04:12,217 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 4 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 7]: 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 0.25ms. Allocated memory is still 134.2MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.93ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 68.7MB in the beginning and 144.8MB in the end (delta: -76.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.46ms. Allocated memory is still 180.4MB. Free memory was 144.8MB in the beginning and 143.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.52ms. Allocated memory is still 180.4MB. Free memory was 143.6MB in the beginning and 142.7MB in the end (delta: 870.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 314.75ms. Allocated memory is still 180.4MB. Free memory was 142.7MB in the beginning and 144.7MB in the end (delta: -2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 509.94ms. Allocated memory is still 180.4MB. Free memory was 144.7MB in the beginning and 127.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 114.75ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 122.8MB 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 23:04:12,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_866afd05-f8e4-4f30-a3ad-954afce269a5/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