./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/brs3f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/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_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/brs3f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/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_a76dc938-3524-49a7-bd1d-b756996bbec5/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 1a50ddc0c317f6668332af6451167549968b4421299586257d39221cfadcc25e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:29,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:29,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:23:29,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:23:29,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:23:29,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:29,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:23:29,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:23:29,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:29,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:29,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:29,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:23:29,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:29,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:23:29,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:29,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:29,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:23:29,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:29,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:23:29,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:29,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:29,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:23:29,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:29,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:29,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:29,258 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:29,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:29,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:29,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:29,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:29,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:23:29,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:23:29,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:23:29,264 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_a76dc938-3524-49a7-bd1d-b756996bbec5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a50ddc0c317f6668332af6451167549968b4421299586257d39221cfadcc25e [2024-11-08 22:23:29,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:29,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:29,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:29,591 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:29,592 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:29,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-fpi/brs3f.c Unable to find full path for "g++" [2024-11-08 22:23:31,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:31,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:31,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/sv-benchmarks/c/array-fpi/brs3f.c [2024-11-08 22:23:31,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/data/02d069594/72f0bd3ad3b141ceb99b9d63dabfcb32/FLAG1c46f6221 [2024-11-08 22:23:32,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/data/02d069594/72f0bd3ad3b141ceb99b9d63dabfcb32 [2024-11-08 22:23:32,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:32,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:32,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:32,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:32,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:32,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ee7d3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32, skipping insertion in model container [2024-11-08 22:23:32,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,223 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:32,398 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_a76dc938-3524-49a7-bd1d-b756996bbec5/sv-benchmarks/c/array-fpi/brs3f.c[588,601] [2024-11-08 22:23:32,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:32,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:32,437 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_a76dc938-3524-49a7-bd1d-b756996bbec5/sv-benchmarks/c/array-fpi/brs3f.c[588,601] [2024-11-08 22:23:32,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:32,466 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:32,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32 WrapperNode [2024-11-08 22:23:32,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:32,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:32,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:32,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:32,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,502 INFO L138 Inliner]: procedures = 17, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-08 22:23:32,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:32,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:32,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:32,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:32,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:32,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:32,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:32,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:32,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:32" (1/1) ... [2024-11-08 22:23:32,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:32,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:32,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:32,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:23:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:23:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:23:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:23:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:23:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:32,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:23:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:23:32,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:32,667 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:32,920 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:32,921 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:33,001 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:33,002 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:23:33,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:33 BoogieIcfgContainer [2024-11-08 22:23:33,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:33,004 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:33,004 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:33,013 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:33,014 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:33" (1/1) ... [2024-11-08 22:23:33,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-08 22:23:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-08 22:23:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:23:33,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:33,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:33,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-08 22:23:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-08 22:23:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:23:33,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:33,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:33,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-08 22:23:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-08 22:23:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:23:33,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:33,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:33,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:23:33,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-08 22:23:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-08 22:23:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:23:33,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:33,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:23:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 22:23:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 22:23:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:23:34,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:23:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:34,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-08 22:23:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 22:23:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:23:34,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:34,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:35,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-08 22:23:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-08 22:23:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:23:35,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:35,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:35,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:35,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:35,942 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2024-11-08 22:23:35,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:23:35 ImpRootNode [2024-11-08 22:23:35,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:23:35,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:23:35,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:23:35,990 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:23:35,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:33" (3/4) ... [2024-11-08 22:23:35,992 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:23:36,063 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a76dc938-3524-49a7-bd1d-b756996bbec5/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:23:36,064 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:23:36,064 INFO L158 Benchmark]: Toolchain (without parser) took 3880.16ms. Allocated memory is still 169.9MB. Free memory was 133.2MB in the beginning and 139.1MB in the end (delta: -6.0MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,065 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory was 79.4MB in the beginning and 79.4MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:36,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.89ms. Allocated memory is still 169.9MB. Free memory was 133.2MB in the beginning and 120.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.02ms. Allocated memory is still 169.9MB. Free memory was 120.1MB in the beginning and 118.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,066 INFO L158 Benchmark]: Boogie Preprocessor took 28.23ms. Allocated memory is still 169.9MB. Free memory was 118.5MB in the beginning and 117.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:36,067 INFO L158 Benchmark]: RCFGBuilder took 470.99ms. Allocated memory is still 169.9MB. Free memory was 117.1MB in the beginning and 102.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,067 INFO L158 Benchmark]: CodeCheck took 2984.01ms. Allocated memory is still 169.9MB. Free memory was 102.2MB in the beginning and 65.1MB in the end (delta: 37.0MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,068 INFO L158 Benchmark]: Witness Printer took 74.26ms. Allocated memory is still 169.9MB. Free memory was 65.1MB in the beginning and 139.1MB in the end (delta: -74.0MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-08 22:23:36,071 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 183 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 269 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 68 mSDtfsCounter, 269 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 508 GetRequests, 455 SyntacticMatches, 7 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 147 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 6/9 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 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long sum[1]; [L29] int *a = malloc(sizeof(int)*N); [L31] i=0 VAL [N=2, a={-1:0}, i=0, sum={12046:0}] [L31] COND FALSE !(i