./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/array-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_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/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_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/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_40540164-db9f-4bce-8c80-4c42457b8a68/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 229f3e8ce4e3b13e76b58dc42b5f9a4638bd79f9f3aa927499d1d902ea457152 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:19,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:19,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:36:19,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:19,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:19,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:19,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:19,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:19,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:19,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:19,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:19,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:19,620 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:19,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:19,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:19,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:19,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:19,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:19,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:19,626 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:19,626 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:19,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:19,630 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:19,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:19,631 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:19,631 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:19,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:19,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:19,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:19,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:19,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:19,635 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:19,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:19,635 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_40540164-db9f-4bce-8c80-4c42457b8a68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 229f3e8ce4e3b13e76b58dc42b5f9a4638bd79f9f3aa927499d1d902ea457152 [2024-11-09 00:36:19,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:19,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:19,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:19,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:19,968 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:19,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/array-1.c Unable to find full path for "g++" [2024-11-09 00:36:21,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:22,040 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:22,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/sv-benchmarks/c/loops/array-1.c [2024-11-09 00:36:22,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/data/3fc4c4ccf/c01cf49f1e884b37944c1cc3a99ba062/FLAGc04b72cad [2024-11-09 00:36:22,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/data/3fc4c4ccf/c01cf49f1e884b37944c1cc3a99ba062 [2024-11-09 00:36:22,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:22,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:22,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:22,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:22,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:22,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d110ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22, skipping insertion in model container [2024-11-09 00:36:22,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,095 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:22,324 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_40540164-db9f-4bce-8c80-4c42457b8a68/sv-benchmarks/c/loops/array-1.c[319,332] [2024-11-09 00:36:22,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:22,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:22,369 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_40540164-db9f-4bce-8c80-4c42457b8a68/sv-benchmarks/c/loops/array-1.c[319,332] [2024-11-09 00:36:22,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:22,403 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:22,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22 WrapperNode [2024-11-09 00:36:22,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:22,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:22,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:22,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:22,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,435 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2024-11-09 00:36:22,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:22,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:22,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:22,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:22,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:22,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:22,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:22,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:22,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:22,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:22,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:22,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:36:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:36:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:36:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:22,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:36:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:36:22,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:22,624 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:22,813 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:22,816 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:22,899 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:22,900 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:22,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:22 BoogieIcfgContainer [2024-11-09 00:36:22,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:22,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:22,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:22,914 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:22,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:22" (1/1) ... [2024-11-09 00:36:22,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-09 00:36:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-09 00:36:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:36:23,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:23,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:23,374 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 00:36:23,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2024-11-09 00:36:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2024-11-09 00:36:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:36:23,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:23,508 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 00:36:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-09 00:36:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-09 00:36:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:36:23,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:23,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-09 00:36:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-09 00:36:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:36:24,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:24,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:36:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-11-09 00:36:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-09 00:36:25,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:36:25,382 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-09 00:36:25,390 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:36:25,508 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:36:25,509 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 26) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#array~0#1.offset| 0) (= |ULTIMATE.start_main_~j~0#1| 0) (= |ULTIMATE.start_main_~SIZE~0#1| 1)) [2024-11-09 00:36:25,509 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 26) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~#array~0#1.offset| 0))) (or (and (<= (+ (mod |ULTIMATE.start_main_~SIZE~0#1| 4294967296) |ULTIMATE.start_main_~j~0#1|) (+ 4294967295 |ULTIMATE.start_main_~SIZE~0#1|)) (<= |ULTIMATE.start_main_~menor~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~#array~0#1.base|) 0)) (<= |ULTIMATE.start_main_~SIZE~0#1| |ULTIMATE.start_main_~j~0#1|) .cse0) (and .cse0 (= |ULTIMATE.start_main_~j~0#1| 0) (= |ULTIMATE.start_main_~SIZE~0#1| 1)))) [2024-11-09 00:36:25,510 INFO L77 FloydHoareUtils]: At program point L21-4(lines 21 26) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~menor~0#1| (select (select |#memory_int| |ULTIMATE.start_main_~#array~0#1.base|) 0)) (= |ULTIMATE.start_main_~#array~0#1.offset| 0)) [2024-11-09 00:36:25,510 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:36:25,510 INFO L75 FloydHoareUtils]: For program point L7(line 7) no Hoare annotation was computed. [2024-11-09 00:36:25,511 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2024-11-09 00:36:25,511 INFO L77 FloydHoareUtils]: At program point L6(lines 6 8) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-09 00:36:25,511 INFO L77 FloydHoareUtils]: At program point L6-2(lines 5 10) the Hoare annotation is: true [2024-11-09 00:36:25,527 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int [2024-11-09 00:36:25,530 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] [2024-11-09 00:36:25,531 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#array~0!base,]]] [2024-11-09 00:36:25,531 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#array~0!offset [2024-11-09 00:36:25,531 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#array~0!offset [2024-11-09 00:36:25,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:25 ImpRootNode [2024-11-09 00:36:25,538 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:25,538 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:25,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:25,541 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:25,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:22" (3/4) ... [2024-11-09 00:36:25,544 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:36:25,555 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-09 00:36:25,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:36:25,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:36:25,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:36:25,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:36:25,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:36:25,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:25,672 INFO L158 Benchmark]: Toolchain (without parser) took 3605.77ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 80.4MB in the beginning and 86.7MB in the end (delta: -6.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,672 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:25,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.87ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 67.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.12ms. Allocated memory is still 119.5MB. Free memory was 67.9MB in the beginning and 66.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,676 INFO L158 Benchmark]: Boogie Preprocessor took 23.18ms. Allocated memory is still 119.5MB. Free memory was 66.4MB in the beginning and 65.4MB in the end (delta: 968.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,676 INFO L158 Benchmark]: RCFGBuilder took 439.62ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 52.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,677 INFO L158 Benchmark]: CodeCheck took 2636.42ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 52.5MB in the beginning and 90.8MB in the end (delta: -38.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:25,677 INFO L158 Benchmark]: Witness Printer took 133.03ms. Allocated memory is still 144.7MB. Free memory was 90.8MB in the beginning and 86.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:36:25,681 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: 2.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 20 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 205 GetRequests, 171 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 99 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 3/5 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 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: (((((long long) SIZE + j) <= (4294967295 + SIZE)) && (SIZE <= j)) || ((j == 0) && (SIZE == 1))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.87ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 67.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.12ms. Allocated memory is still 119.5MB. Free memory was 67.9MB in the beginning and 66.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.18ms. Allocated memory is still 119.5MB. Free memory was 66.4MB in the beginning and 65.4MB in the end (delta: 968.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.62ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 52.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 2636.42ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 52.5MB in the beginning and 90.8MB in the end (delta: -38.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 133.03ms. Allocated memory is still 144.7MB. Free memory was 90.8MB in the beginning and 86.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int,GLOBAL],[IdentifierExpression[~#array~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#array~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#array~0!offset RESULT: Ultimate proved your program to be correct! [2024-11-09 00:36:25,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40540164-db9f-4bce-8c80-4c42457b8a68/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