./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn5f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/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_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn5f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/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_5d0c8113-bd99-4709-a475-73df1a28da52/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 d9916de8363461179d8fb51bbbca62f9fac89d50ba7961a3d354541c45153780 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:30:40,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:30:40,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:30:40,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:30:40,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:30:41,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:30:41,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:30:41,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:30:41,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:30:41,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:30:41,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:30:41,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:30:41,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:30:41,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:30:41,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:30:41,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:30:41,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:30:41,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:30:41,031 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:30:41,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:30:41,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:30:41,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:30:41,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:41,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:30:41,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:30:41,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:30:41,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:30:41,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:30:41,034 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_5d0c8113-bd99-4709-a475-73df1a28da52/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 -> d9916de8363461179d8fb51bbbca62f9fac89d50ba7961a3d354541c45153780 [2024-11-13 20:30:41,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:30:41,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:30:41,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:30:41,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:30:41,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:30:41,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-fpi/eqn5f.c Unable to find full path for "g++" [2024-11-13 20:30:43,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:30:44,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:30:44,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/sv-benchmarks/c/array-fpi/eqn5f.c [2024-11-13 20:30:44,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/data/ed569a164/8b48999e959a4b7e9afa2c32f71a22c1/FLAG42799d647 [2024-11-13 20:30:44,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/data/ed569a164/8b48999e959a4b7e9afa2c32f71a22c1 [2024-11-13 20:30:44,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:30:44,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:30:44,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:44,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:30:44,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:30:44,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78243ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44, skipping insertion in model container [2024-11-13 20:30:44,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,198 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:30:44,401 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_5d0c8113-bd99-4709-a475-73df1a28da52/sv-benchmarks/c/array-fpi/eqn5f.c[588,601] [2024-11-13 20:30:44,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:44,452 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:30:44,469 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_5d0c8113-bd99-4709-a475-73df1a28da52/sv-benchmarks/c/array-fpi/eqn5f.c[588,601] [2024-11-13 20:30:44,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:44,499 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:30:44,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44 WrapperNode [2024-11-13 20:30:44,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:44,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:44,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:30:44,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:30:44,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,542 INFO L138 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2024-11-13 20:30:44,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:44,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:30:44,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:30:44,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:30:44,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:30:44,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:30:44,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:30:44,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:30:44,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:44" (1/1) ... [2024-11-13 20:30:44,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:44,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:30:44,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:30:44,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:30:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:30:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:30:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:30:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:30:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:30:44,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:30:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:30:44,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:30:44,767 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:30:44,957 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 20:30:44,957 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:30:45,039 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:30:45,040 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:30:45,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:45 BoogieIcfgContainer [2024-11-13 20:30:45,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:30:45,045 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:30:45,045 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:30:45,060 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:30:45,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:45" (1/1) ... [2024-11-13 20:30:45,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:30:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 20:30:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 20:30:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:30:45,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:45,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:45,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:45,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:30:45,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:45,665 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2024-11-13 20:30:45,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2024-11-13 20:30:45,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:45,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:45,823 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:30:45,825 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2024-11-13 20:30:45,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-11-13 20:30:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:46,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2024-11-13 20:30:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2024-11-13 20:30:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:30:46,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 18 states and 40 transitions. [2024-11-13 20:30:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 40 transitions. [2024-11-13 20:30:47,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:30:47,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:47,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:47,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:47,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 19 states and 44 transitions. [2024-11-13 20:30:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 44 transitions. [2024-11-13 20:30:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:30:47,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:47,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:47,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:30:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 18 states and 38 transitions. [2024-11-13 20:30:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 38 transitions. [2024-11-13 20:30:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:30:48,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:48,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 20:30:48,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:48,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:30:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:48,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2024-11-13 20:30:48,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:48,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:48,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-13 20:30:48,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 19 states and 41 transitions. [2024-11-13 20:30:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 41 transitions. [2024-11-13 20:30:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:30:48,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:48,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:48,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 20:30:48,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:48,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:30:48,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:48,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2024-11-13 20:30:48,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:48,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:48,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-13 20:30:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 20 states and 43 transitions. [2024-11-13 20:30:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 43 transitions. [2024-11-13 20:30:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:30:49,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:49,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:50,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 24 states and 57 transitions. [2024-11-13 20:30:50,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 57 transitions. [2024-11-13 20:30:50,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:30:50,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:50,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 27 states and 66 transitions. [2024-11-13 20:30:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 66 transitions. [2024-11-13 20:30:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:30:51,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:51,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:51,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 31 states and 75 transitions. [2024-11-13 20:30:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 75 transitions. [2024-11-13 20:30:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:30:52,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:52,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:52,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:30:52,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:52,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:30:52,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:52,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2024-11-13 20:30:52,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:53,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:53,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:53,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-13 20:30:53,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:53,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-11-13 20:30:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:30:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 32 states and 77 transitions. [2024-11-13 20:30:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 77 transitions. [2024-11-13 20:30:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:30:53,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:53,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:53,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:30:53,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:30:53,799 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2024-11-13 20:30:53,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2024-11-13 20:30:53,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:53,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 [2024-11-13 20:30:53,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:53,896 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 0 case distinctions, treesize of input 31 treesize of output 12 [2024-11-13 20:30:53,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:30:53,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:53,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 20:30:53,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-13 20:30:53,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:30:53,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-11-13 20:30:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:30:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:54,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-13 20:30:54,378 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-13 20:30:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:30:54,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:54,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:30:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 35 states and 83 transitions. [2024-11-13 20:30:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 83 transitions. [2024-11-13 20:30:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:30:55,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:55,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:30:55,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:30:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:30:56,052 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2024-11-13 20:30:56,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:30:56 ImpRootNode [2024-11-13 20:30:56,101 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:30:56,102 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:30:56,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:30:56,104 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:30:56,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:45" (3/4) ... [2024-11-13 20:30:56,107 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:30:56,167 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0c8113-bd99-4709-a475-73df1a28da52/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:30:56,167 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:30:56,168 INFO L158 Benchmark]: Toolchain (without parser) took 11998.05ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 35.2MB in the end (delta: 57.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-13 20:30:56,168 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:30:56,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.76ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.3MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:30:56,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.82ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:30:56,170 INFO L158 Benchmark]: Boogie Preprocessor took 47.90ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.2MB in the end (delta: 782.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:30:56,171 INFO L158 Benchmark]: RCFGBuilder took 449.19ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 66.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:30:56,171 INFO L158 Benchmark]: CodeCheck took 11056.92ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 37.7MB in the end (delta: 28.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-13 20:30:56,172 INFO L158 Benchmark]: Witness Printer took 64.99ms. Allocated memory is still 117.4MB. Free memory was 37.7MB in the beginning and 35.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:30:56,174 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 256 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 77 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 653 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1706 IncrementalHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 653 mSolverCounterUnsat, 24 mSDtfsCounter, 1706 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1334 GetRequests, 1173 SyntacticMatches, 35 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7602 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 547 SizeOfPredicates, 25 NumberOfNonLiveVariables, 524 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 8/40 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 *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L31] a[0] = 1 [L32] b[0] = 1 [L33] i=1 VAL [N=2, a={-1:0}, b={-2:0}, i=1] [L33] COND TRUE i