./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c --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_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/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_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/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_06bdce77-6061-4d86-9db9-061f79586027/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 2f79720b54b4b9430b2efff386b59c4cac88edea0ef8f0ba223c5daccad25b87 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:17:11,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:17:11,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:17:11,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:17:11,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:17:11,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:17:11,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:17:11,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:17:11,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:17:11,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:17:11,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:17:11,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:17:11,373 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:17:11,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:17:11,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:17:11,373 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:17:11,374 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:17:11,374 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:17:11,374 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:17:11,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:17:11,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:17:11,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:17:11,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:17:11,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:17:11,375 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:17:11,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:17:11,375 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_06bdce77-6061-4d86-9db9-061f79586027/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 -> 2f79720b54b4b9430b2efff386b59c4cac88edea0ef8f0ba223c5daccad25b87 [2024-11-13 21:17:11,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:17:11,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:17:11,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:17:11,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:17:11,733 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:17:11,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c Unable to find full path for "g++" [2024-11-13 21:17:13,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:17:14,118 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:17:14,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2024-11-13 21:17:14,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/data/51389b2c3/5682813e53f44022b22acad513d131af/FLAG1b63d4ab3 [2024-11-13 21:17:14,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/data/51389b2c3/5682813e53f44022b22acad513d131af [2024-11-13 21:17:14,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:17:14,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:17:14,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:17:14,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:17:14,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:17:14,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e2c776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14, skipping insertion in model container [2024-11-13 21:17:14,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:17:14,407 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_06bdce77-6061-4d86-9db9-061f79586027/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c[1238,1251] [2024-11-13 21:17:14,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:17:14,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:17:14,453 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_06bdce77-6061-4d86-9db9-061f79586027/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c[1238,1251] [2024-11-13 21:17:14,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:17:14,479 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:17:14,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14 WrapperNode [2024-11-13 21:17:14,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:17:14,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:17:14,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:17:14,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:17:14,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,528 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-11-13 21:17:14,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:17:14,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:17:14,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:17:14,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:17:14,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,541 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:17:14,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:17:14,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:17:14,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:17:14,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:14,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:17:14,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:17:14,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:17:14,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:17:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:17:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:17:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:17:14,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:17:14,746 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:17:14,749 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:17:14,928 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 21:17:14,929 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:17:14,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:17:14,979 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:17:14,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:17:14 BoogieIcfgContainer [2024-11-13 21:17:14,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:17:14,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:17:14,980 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:17:14,994 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:17:14,995 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:17:14" (1/1) ... [2024-11-13 21:17:15,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:17:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:15,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 21:17:15,081 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 21:17:15,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:17:15,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:15,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:15,540 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 21:17:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:15,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 21:17:15,720 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 21:17:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:17:15,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:15,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:15,973 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 21:17:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-11-13 21:17:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-11-13 21:17:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:17:16,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:17:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 21:17:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 21:17:16,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:17:16,616 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 21:17:16,626 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:17:16,750 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:17:16,750 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:17:16,750 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 14 74) the Hoare annotation is: true [2024-11-13 21:17:16,751 INFO L77 FloydHoareUtils]: At program point L40(lines 40 66) the Hoare annotation is: (not (and (< (* 2 |ULTIMATE.start_main_~main__y~0#1|) (+ 53 |ULTIMATE.start_main_~main__x~0#1|)) (< |ULTIMATE.start_main_~main__y~0#1| (+ 2 |ULTIMATE.start_main_~main__x~0#1|)))) [2024-11-13 21:17:16,751 INFO L77 FloydHoareUtils]: At program point L38(lines 33 67) the Hoare annotation is: (not (and (< (* 2 |ULTIMATE.start_main_~main__y~0#1|) (+ 53 |ULTIMATE.start_main_~main__x~0#1|)) (< |ULTIMATE.start_main_~main__y~0#1| (+ 2 |ULTIMATE.start_main_~main__x~0#1|)))) [2024-11-13 21:17:16,755 INFO L77 FloydHoareUtils]: At program point L32(lines 32 71) the Hoare annotation is: (<= (+ |ULTIMATE.start_main_~main__x~0#1| 50) 0) [2024-11-13 21:17:16,755 INFO L77 FloydHoareUtils]: At program point L26(lines 26 72) the Hoare annotation is: (<= (+ |ULTIMATE.start_main_~main__x~0#1| 50) 0) [2024-11-13 21:17:16,755 INFO L75 FloydHoareUtils]: For program point L57(line 57) no Hoare annotation was computed. [2024-11-13 21:17:16,755 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 57) no Hoare annotation was computed. [2024-11-13 21:17:16,755 INFO L77 FloydHoareUtils]: At program point L55(lines 55 64) the Hoare annotation is: (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) [2024-11-13 21:17:16,755 INFO L77 FloydHoareUtils]: At program point L20(lines 20 73) the Hoare annotation is: (<= (+ |ULTIMATE.start_main_~main__x~0#1| 50) 0) [2024-11-13 21:17:16,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:17:16 ImpRootNode [2024-11-13 21:17:16,773 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:17:16,775 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:17:16,775 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:17:16,775 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:17:16,776 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:17:14" (3/4) ... [2024-11-13 21:17:16,778 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:17:16,786 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 21:17:16,787 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:17:16,787 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:17:16,787 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:17:16,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:17:16,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:17:16,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:17:16,871 INFO L158 Benchmark]: Toolchain (without parser) took 2715.98ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 99.6MB in the end (delta: 19.7MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-13 21:17:16,871 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 142.6MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:16,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.56ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:17:16,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.16ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 914.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:16,872 INFO L158 Benchmark]: Boogie Preprocessor took 31.74ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.5MB in the end (delta: 698.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:16,873 INFO L158 Benchmark]: RCFGBuilder took 417.57ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 95.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:17:16,873 INFO L158 Benchmark]: CodeCheck took 1793.97ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 104.1MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:17:16,874 INFO L158 Benchmark]: Witness Printer took 90.81ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 99.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:17:16,877 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87 IncrementalHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 33 mSDtfsCounter, 87 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 218 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 6/8 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: 57]: 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: 33]: Location Invariant Derived location invariant: !((((long long) 2 * main__y) < ((long long) 53 + main__x)) && (main__y < ((long long) 2 + main__x))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 142.6MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.56ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.16ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.2MB in the end (delta: 914.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.74ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.5MB in the end (delta: 698.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 417.57ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 95.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1793.97ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 104.1MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 90.81ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 99.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:17:16,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06bdce77-6061-4d86-9db9-061f79586027/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