./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/css2003.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/css2003.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm --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 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:41:10,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:41:10,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:41:10,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:41:10,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:41:10,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:41:10,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:41:10,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:41:10,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:41:10,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:41:10,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:41:10,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:41:10,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:41:10,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:41:10,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:41:10,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:41:10,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:41:10,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:41:10,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:41:10,331 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:41:10,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:41:10,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:10,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:41:10,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm 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 -> 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b [2024-11-13 21:41:10,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:41:10,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:41:10,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:41:10,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:41:10,696 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:41:10,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loop-lit/css2003.i Unable to find full path for "g++" [2024-11-13 21:41:12,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:41:12,931 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:41:12,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/sv-benchmarks/c/loop-lit/css2003.i [2024-11-13 21:41:12,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/data/f06c0a30b/44a85b0d0c134e4099108f9693640d02/FLAGc24a0b571 [2024-11-13 21:41:13,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/data/f06c0a30b/44a85b0d0c134e4099108f9693640d02 [2024-11-13 21:41:13,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:41:13,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:41:13,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:13,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:41:13,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:41:13,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0c3e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13, skipping insertion in model container [2024-11-13 21:41:13,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:41:13,377 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_c8595dfc-8031-44f6-adae-779ebc25b203/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2024-11-13 21:41:13,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:13,402 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:41:13,414 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_c8595dfc-8031-44f6-adae-779ebc25b203/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2024-11-13 21:41:13,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:13,430 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:41:13,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13 WrapperNode [2024-11-13 21:41:13,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:13,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:13,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:41:13,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:41:13,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,458 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 21:41:13,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:13,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:41:13,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:41:13,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:41:13,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,474 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:41:13,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:41:13,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:41:13,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:41:13,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:13,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:41:13,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:41:13,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:41:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:41:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:41:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:41:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:41:13,628 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:41:13,630 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:41:13,763 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:41:13,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:41:13,813 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:41:13,813 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:41:13,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:41:13 BoogieIcfgContainer [2024-11-13 21:41:13,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:41:13,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:41:13,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:41:13,827 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:41:13,827 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:41:13" (1/1) ... [2024-11-13 21:41:13,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:41:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 21:41:13,906 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 21:41:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:41:13,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:13,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:41:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:41:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-13 21:41:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-13 21:41:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:41:14,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:14,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:41:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:41:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:41:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:41:15,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:41:15,035 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 21:41:15,044 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:41:15,118 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:41:15,118 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 1) [2024-11-13 21:41:15,118 INFO L75 FloydHoareUtils]: For program point L19(line 19) no Hoare annotation was computed. [2024-11-13 21:41:15,119 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:41:15,119 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 24 37) the Hoare annotation is: true [2024-11-13 21:41:15,119 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 35) the Hoare annotation is: (not (and (not (and (<= 0 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| 1) (= |ULTIMATE.start_main_~i~0#1| 1))) (not (let ((.cse0 (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|))) (and (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= 1 .cse0) (<= .cse0 2)))))) [2024-11-13 21:41:15,119 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-13 21:41:15,119 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|))) (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= 1 .cse0) (<= .cse0 2))) [2024-11-13 21:41:15,120 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|))) (and (<= 2 |ULTIMATE.start_main_~i~0#1|) (<= 1 .cse0) (<= .cse0 2))) [2024-11-13 21:41:15,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 21:41:15,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 21:41:15,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~k~0 [2024-11-13 21:41:15,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-13 21:41:15,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~k~0 [2024-11-13 21:41:15,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:41:15 ImpRootNode [2024-11-13 21:41:15,136 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:41:15,137 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:41:15,137 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:41:15,137 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:41:15,138 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:41:13" (3/4) ... [2024-11-13 21:41:15,140 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:41:15,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 21:41:15,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:41:15,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:41:15,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:41:15,223 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:41:15,223 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:41:15,223 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:41:15,224 INFO L158 Benchmark]: Toolchain (without parser) took 2046.58ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 71.1MB in the end (delta: 21.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-13 21:41:15,225 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:15,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.00ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:41:15,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.67ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:15,226 INFO L158 Benchmark]: Boogie Preprocessor took 16.86ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 713.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:15,226 INFO L158 Benchmark]: RCFGBuilder took 337.43ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 69.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:41:15,226 INFO L158 Benchmark]: CodeCheck took 1321.91ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 75.2MB in the end (delta: -5.6MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-11-13 21:41:15,227 INFO L158 Benchmark]: Witness Printer took 86.63ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 71.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:15,228 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: 1.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 10 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 78 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: !(!(((0 <= k) && (k <= 1)) && (i == 1)) && !(((2 <= i) && (1 <= ((long long) i + k))) && (((long long) i + k) <= 2))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.00ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.67ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.86ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 713.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.43ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 69.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1321.91ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 75.2MB in the end (delta: -5.6MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Witness Printer took 86.63ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 71.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~k~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~k~0 RESULT: Ultimate proved your program to be correct! [2024-11-13 21:41:15,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8595dfc-8031-44f6-adae-779ebc25b203/bin/ukojak-verify-EEHR8qb7sm/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