./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/bAnd5.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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/bAnd5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/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 d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:47:53,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:47:53,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:47:53,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:47:53,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:47:53,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:47:53,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:47:53,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:47:53,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:47:53,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:47:53,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:47:53,662 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:47:53,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:47:53,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:53,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:47:53,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:47:53,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:47:53,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:47:53,665 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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/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 -> d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 [2024-11-13 20:47:53,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:47:54,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:47:54,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:47:54,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:47:54,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:47:54,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-crafted/bAnd5.i Unable to find full path for "g++" [2024-11-13 20:47:55,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:47:56,191 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:47:56,192 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i [2024-11-13 20:47:56,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data/ffa09ec64/a10c72e464f74aed944e63001f7249aa/FLAG28130fad5 [2024-11-13 20:47:56,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data/ffa09ec64/a10c72e464f74aed944e63001f7249aa [2024-11-13 20:47:56,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:47:56,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:47:56,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:47:56,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:47:56,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:47:56,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbe6045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56, skipping insertion in model container [2024-11-13 20:47:56,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,249 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:47:56,423 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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-11-13 20:47:56,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:47:56,433 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:47:56,456 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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-11-13 20:47:56,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:47:56,471 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:47:56,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56 WrapperNode [2024-11-13 20:47:56,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:47:56,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:47:56,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:47:56,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:47:56,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,506 INFO L138 Inliner]: procedures = 16, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2024-11-13 20:47:56,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:47:56,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:47:56,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:47:56,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:47:56,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,519 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:47:56,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:47:56,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:47:56,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:47:56,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:56,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:56,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:47:56,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:47:56,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:47:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:47:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:47:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:47:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:47:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2024-11-13 20:47:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2024-11-13 20:47:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:47:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:47:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:47:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:47:56,704 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:47:56,706 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:47:56,911 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:47:56,912 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:47:56,987 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:47:56,987 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:47:56,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:47:56 BoogieIcfgContainer [2024-11-13 20:47:56,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:47:56,988 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:47:56,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:47:57,002 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:47:57,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:47:56" (1/1) ... [2024-11-13 20:47:57,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:47:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-13 20:47:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-13 20:47:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:47:57,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:57,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:47:57,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 20:47:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 20:47:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:47:57,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:57,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:47:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 32 transitions. [2024-11-13 20:47:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-13 20:47:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:47:58,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:58,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:47:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:58,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 22 states and 31 transitions. [2024-11-13 20:47:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 20:47:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:47:58,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:58,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:47:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 33 transitions. [2024-11-13 20:47:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-13 20:47:58,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:47:58,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:58,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:47:59,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 32 transitions. [2024-11-13 20:47:59,453 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 20:47:59,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:47:59,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:59,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:47:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:59,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 24 states and 33 transitions. [2024-11-13 20:47:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 20:47:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:47:59,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:59,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:48:00,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:48:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:48:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:48:00,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:48:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:48:00,505 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2024-11-13 20:48:00,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:48:00 ImpRootNode [2024-11-13 20:48:00,567 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:48:00,568 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:48:00,568 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:48:00,569 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:48:00,570 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:47:56" (3/4) ... [2024-11-13 20:48:00,573 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:48:00,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:48:00,578 INFO L158 Benchmark]: Toolchain (without parser) took 4354.55ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 41.3MB in the end (delta: 51.8MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2024-11-13 20:48:00,578 INFO L158 Benchmark]: CDTParser took 1.09ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:00,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.20ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:00,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.17ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:00,580 INFO L158 Benchmark]: Boogie Preprocessor took 42.55ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.2MB in the end (delta: 952.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:00,581 INFO L158 Benchmark]: RCFGBuilder took 437.44ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 62.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:48:00,582 INFO L158 Benchmark]: CodeCheck took 3578.87ms. Allocated memory is still 117.4MB. Free memory was 62.3MB in the beginning and 41.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-13 20:48:00,583 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 117.4MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:00,587 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 331 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 69 mSDsluCounter, 194 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 69 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 192 IncrementalHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69 mSolverCounterUnsat, 184 mSDtfsCounter, 192 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 902 GetRequests, 715 SyntacticMatches, 169 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1005 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 215 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 83/90 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 - UnprovableResult [Line: 57]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 25. Possible FailurePath: [L17] int N; [L32] N = __VERIFIER_nondet_int() [L33] COND TRUE N > 1 [L34] int x[N]; [L35] int temp; [L36] int ret; [L37] int ret2; [L38] int ret5; [L40] int i = 0; VAL [N=2, i=0, x={1911:0}] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2, i=1, x={1911:0}] [L40] COND TRUE i < N [L42] x[i] = __VERIFIER_nondet_int() [L40] i++ VAL [N=2, i=2, x={1911:0}] [L40] COND FALSE !(i < N) [L45] CALL, EXPR bAnd(x) VAL [N=2, \old(x)={1911:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [N=2, \old(x)={1911:0}, i=1, res=-2147483647, x={1911:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] EXPR res & x[i] [L25] res = res & x[i] [L24] i++ VAL [N=2, \old(x)={1911:0}, i=2, res=-2147483648, x={1911:0}] [L24] COND FALSE !(i < N) [L27] return res; [L45] RET, EXPR bAnd(x) VAL [N=2, x={1911:0}] [L45] ret = bAnd(x) [L47] EXPR x[0] [L47] temp=x[0] [L47] EXPR x[1] [L47] x[0] = x[1] [L47] x[1] = temp VAL [N=2, ret=-2147483648, x={1911:0}] [L48] CALL, EXPR bAnd(x) VAL [N=2, \old(x)={1911:0}] [L21] int i; [L22] long long res; [L23] EXPR x[0] [L23] res = x[0] [L24] i = 1 VAL [N=2, \old(x)={1911:0}, i=1, res=-3, x={1911:0}] [L24] COND TRUE i < N [L25] EXPR x[i] [L25] EXPR res & x[i] [L25] res = res & x[i] [L24] i++ VAL [N=2, \old(x)={1911:0}, i=2, res=-2147483647, x={1911:0}] [L24] COND FALSE !(i < N) [L27] return res; [L48] RET, EXPR bAnd(x) VAL [N=2, ret=-2147483648, x={1911:0}] [L48] ret2 = bAnd(x) [L49] EXPR x[0] [L49] temp=x[0] [L50] int i =0 ; VAL [N=2, i=0, ret2=-2147483647, ret=-2147483648, temp=-3, x={1911:0}] [L50] COND TRUE i main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/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 -> d475be4701a825f0568ebf884900dce77e1216a215283bc51d05a41cc9a8ddb5 [2024-11-13 20:48:03,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:48:03,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:48:03,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:48:03,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:48:03,768 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:48:03,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-crafted/bAnd5.i Unable to find full path for "g++" [2024-11-13 20:48:05,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:48:06,034 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:48:06,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i [2024-11-13 20:48:06,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data/f271a2cdf/58fd32ea5dbc492ca7ba3081ed51dce1/FLAG604556ce9 [2024-11-13 20:48:06,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/data/f271a2cdf/58fd32ea5dbc492ca7ba3081ed51dce1 [2024-11-13 20:48:06,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:48:06,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:48:06,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:06,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:48:06,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:48:06,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591e50a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06, skipping insertion in model container [2024-11-13 20:48:06,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:48:06,317 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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-11-13 20:48:06,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:06,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:48:06,371 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_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/sv-benchmarks/c/array-crafted/bAnd5.i[1369,1382] [2024-11-13 20:48:06,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:06,396 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:48:06,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06 WrapperNode [2024-11-13 20:48:06,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:06,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:06,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:48:06,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:48:06,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,428 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-11-13 20:48:06,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:06,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:48:06,429 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:48:06,429 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:48:06,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:48:06,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:48:06,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:48:06,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:48:06,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:06,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:06,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:48:06,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:48:06,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:48:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:48:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:48:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:48:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:48:06,550 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2024-11-13 20:48:06,550 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2024-11-13 20:48:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:48:06,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:48:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:48:06,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:48:06,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:48:06,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:06,921 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:06,924 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:48:06,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:48:06,980 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:48:06,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:06 BoogieIcfgContainer [2024-11-13 20:48:06,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:48:06,981 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:48:06,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:48:06,991 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:48:06,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:06" (1/1) ... [2024-11-13 20:48:07,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:48:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:07,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-13 20:48:07,053 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-13 20:48:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:48:07,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:07,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:07,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:07,065 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:07,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:48:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:07,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:07,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:48:07,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:48:07,437 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:48:07,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:48:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 20:48:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 20:48:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:48:07,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:07,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:07,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:07,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:07,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:48:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:07,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:07,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:48:07,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:07,791 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:48:07,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:48:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 31 transitions. [2024-11-13 20:48:07,979 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 20:48:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:48:07,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:07,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:07,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:07,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:07,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:48:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:48:08,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:48:08,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:48:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 33 transitions. [2024-11-13 20:48:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 20:48:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:48:08,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:08,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:08,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:08,372 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:08,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:48:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:48:08,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:48:08,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:48:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:48:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:48:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:48:08,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:08,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:08,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:08,715 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:08,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:48:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:08,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:48:08,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 20:48:09,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:48:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 20:48:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 20:48:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:48:09,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:09,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:09,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:09,164 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:09,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:48:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:09,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:09,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:48:09,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:48:09,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:48:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-13 20:48:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 20:48:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:48:10,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:10,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:10,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:10,208 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:10,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:48:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:10,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:11,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 20:48:11,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:11,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 20:48:11,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:48:11,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 23 [2024-11-13 20:48:12,694 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:48:12,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 34 [2024-11-13 20:48:12,914 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 20:48:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:48:12,922 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:48:12,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 58 [2024-11-13 20:48:13,541 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 20:48:13,548 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:48:13,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 28 [2024-11-13 20:48:22,644 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 20:48:22,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 20:48:22,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a3ae72-a5a6-4b6e-a588-1760fa211b1b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:48:22,649 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:48:22,653 INFO L158 Benchmark]: Toolchain (without parser) took 16574.27ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 92.3MB in the beginning and 125.0MB in the end (delta: -32.8MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2024-11-13 20:48:22,654 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:22,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:22,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.67ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:22,655 INFO L158 Benchmark]: Boogie Preprocessor took 43.52ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.9MB in the end (delta: 975.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:22,655 INFO L158 Benchmark]: RCFGBuilder took 507.20ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 63.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:22,656 INFO L158 Benchmark]: CodeCheck took 15671.50ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 63.0MB in the beginning and 125.0MB in the end (delta: -62.0MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2024-11-13 20:48:22,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.02ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.67ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.52ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.9MB in the end (delta: 975.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 507.20ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 63.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15671.50ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 63.0MB in the beginning and 125.0MB in the end (delta: -62.0MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants