./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/geo2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/geo2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:39:13,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:39:13,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:39:13,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:39:13,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:39:13,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:39:13,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:39:13,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:39:13,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:39:13,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:39:13,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:39:13,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:39:13,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:39:13,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:39:13,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:39:13,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:39:13,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:39:13,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:39:13,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:39:13,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:39:13,532 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:39:13,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:39:13,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:39:13,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:39:13,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:39:13,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:39:13,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:39:13,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:39:13,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:39:13,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:39:13,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:39:13,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:39:13,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:39:13,544 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:39:13,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:39:13,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 [2024-11-09 00:39:13,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:39:13,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:39:13,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:39:13,846 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:39:13,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:39:13,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-nla/geo2-both-t.c Unable to find full path for "g++" [2024-11-09 00:39:15,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:39:16,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:39:16,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/sv-benchmarks/c/termination-nla/geo2-both-t.c [2024-11-09 00:39:16,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/data/4c13e500a/b5ded96ff26144d8bd5d735921f2b5fe/FLAG9d1572142 [2024-11-09 00:39:16,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/data/4c13e500a/b5ded96ff26144d8bd5d735921f2b5fe [2024-11-09 00:39:16,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:39:16,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:39:16,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:39:16,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:39:16,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:39:16,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391df9df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16, skipping insertion in model container [2024-11-09 00:39:16,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:39:16,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:39:16,685 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:39:16,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:39:16,711 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:39:16,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16 WrapperNode [2024-11-09 00:39:16,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:39:16,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:39:16,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:39:16,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:39:16,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,742 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-11-09 00:39:16,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:39:16,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:39:16,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:39:16,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:39:16,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:39:16,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:39:16,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:39:16,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:39:16,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:39:16" (1/1) ... [2024-11-09 00:39:16,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:39:16,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:39:16,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:39:16,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:39:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:39:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:39:16,897 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:39:16,900 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:39:17,221 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-09 00:39:17,221 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:39:17,249 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:39:17,249 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:39:17,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:39:17 BoogieIcfgContainer [2024-11-09 00:39:17,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:39:17,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:39:17,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:39:17,263 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:39:17,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:39:17" (1/1) ... [2024-11-09 00:39:17,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:39:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2024-11-09 00:39:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2024-11-09 00:39:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:39:17,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:17,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:39:17,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:39:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:17,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2024-11-09 00:39:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2024-11-09 00:39:17,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:39:17,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:17,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:17,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:39:17,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:39:17,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:17,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2024-11-09 00:39:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2024-11-09 00:39:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:39:17,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:17,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:39:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:39:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:39:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2024-11-09 00:39:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2024-11-09 00:39:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:39:18,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:39:18,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:39:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:39:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:39:18,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:39:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:39:18,167 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-09 00:39:18,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:39:18 ImpRootNode [2024-11-09 00:39:18,210 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:39:18,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:39:18,210 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:39:18,210 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:39:18,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:39:17" (3/4) ... [2024-11-09 00:39:18,212 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:39:18,252 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:39:18,252 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:39:18,254 INFO L158 Benchmark]: Toolchain (without parser) took 1796.77ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 169.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2024-11-09 00:39:18,256 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 134.2MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:18,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.33ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 160.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:39:18,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.45ms. Allocated memory is still 203.4MB. Free memory was 160.8MB in the beginning and 159.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:18,257 INFO L158 Benchmark]: Boogie Preprocessor took 24.99ms. Allocated memory is still 203.4MB. Free memory was 159.6MB in the beginning and 158.7MB in the end (delta: 917.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:39:18,258 INFO L158 Benchmark]: RCFGBuilder took 481.26ms. Allocated memory is still 203.4MB. Free memory was 158.7MB in the beginning and 145.0MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:39:18,258 INFO L158 Benchmark]: CodeCheck took 958.89ms. Allocated memory is still 203.4MB. Free memory was 145.0MB in the beginning and 171.6MB in the end (delta: -26.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:18,259 INFO L158 Benchmark]: Witness Printer took 42.36ms. Allocated memory is still 203.4MB. Free memory was 171.6MB in the beginning and 169.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:39:18,267 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, 45 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 6 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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: 34]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int z, k; [L23] int x, y, c; [L24] z = __VERIFIER_nondet_int() [L25] k = __VERIFIER_nondet_int() [L27] x = 1 [L28] y = 1 [L29] c = 1 VAL [c=1, k=0, x=1, y=1, z=2147483647] [L31] COND TRUE 1 VAL [c=1, k=0, x=1, y=1, z=2147483647] [L34] EXPR x*z VAL [c=1, k=0, x=1, y=1, z=2147483647] [L34] 1 + x*z VAL [c=1, k=0, y=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 134.2MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.33ms. Allocated memory is still 203.4MB. Free memory was 172.5MB in the beginning and 160.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.45ms. Allocated memory is still 203.4MB. Free memory was 160.8MB in the beginning and 159.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.99ms. Allocated memory is still 203.4MB. Free memory was 159.6MB in the beginning and 158.7MB in the end (delta: 917.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 481.26ms. Allocated memory is still 203.4MB. Free memory was 158.7MB in the beginning and 145.0MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 958.89ms. Allocated memory is still 203.4MB. Free memory was 145.0MB in the beginning and 171.6MB in the end (delta: -26.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 42.36ms. Allocated memory is still 203.4MB. Free memory was 171.6MB in the beginning and 169.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:39:18,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cdd2ec2-a6ca-4ddc-a2a2-68be78beb9ce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)