./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/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_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:30,206 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:30,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:28:30,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:28:30,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:28:30,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:30,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:30,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:30,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:30,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:30,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:30,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:30,351 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:30,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:28:30,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:30,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:30,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:30,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:30,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:30,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:30,353 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:30,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:30,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:30,358 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:30,358 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:30,359 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:30,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:30,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:30,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:30,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:30,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:30,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:28:30,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:28:30,361 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 [2024-11-08 19:28:30,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:30,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:30,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:30,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:30,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:30,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c Unable to find full path for "g++" [2024-11-08 19:28:32,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:33,035 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:33,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c [2024-11-08 19:28:33,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/3365111f3/e292a21ec9504042899c87112e95365e/FLAG810c6850f [2024-11-08 19:28:33,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/3365111f3/e292a21ec9504042899c87112e95365e [2024-11-08 19:28:33,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:33,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:33,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:33,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:33,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:33,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1762b332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33, skipping insertion in model container [2024-11-08 19:28:33,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:33,315 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-08 19:28:33,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:33,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:33,368 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-08 19:28:33,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:33,399 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:33,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33 WrapperNode [2024-11-08 19:28:33,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:33,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:33,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:33,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:33,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,438 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-11-08 19:28:33,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:33,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:33,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:33,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:33,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:33,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:33,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:33,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:33,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:33,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:33,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:33,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:33,545 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:28:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:28:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:28:33,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:33,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:33,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:28:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:28:33,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:33,622 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:33,819 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:33,819 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:33,850 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:33,850 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 19:28:33,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:33 BoogieIcfgContainer [2024-11-08 19:28:33,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:33,852 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:33,852 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:33,862 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:33,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:33" (1/1) ... [2024-11-08 19:28:33,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:33,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-08 19:28:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-08 19:28:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:28:33,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:33,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:28:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 19:28:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 19:28:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:28:34,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:34,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:28:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:34,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 19:28:34,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:28:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:28:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-08 19:28:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-08 19:28:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:28:34,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:34,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:28:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 61 transitions. [2024-11-08 19:28:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-08 19:28:35,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:28:35,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:28:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:28:45,611 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) 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) [2024-11-08 19:28:45,617 INFO L158 Benchmark]: Toolchain (without parser) took 12552.33ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 109.2MB in the end (delta: -4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:45,618 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:45,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.44ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.0MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:28:45,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.64ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:45,620 INFO L158 Benchmark]: Boogie Preprocessor took 32.16ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 88.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:45,621 INFO L158 Benchmark]: RCFGBuilder took 379.40ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 74.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:45,622 INFO L158 Benchmark]: CodeCheck took 11763.51ms. Allocated memory is still 142.6MB. Free memory was 74.6MB in the beginning and 109.2MB in the end (delta: -34.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:45,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.44ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.0MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.64ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.16ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 88.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 379.40ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 74.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11763.51ms. Allocated memory is still 142.6MB. Free memory was 74.6MB in the beginning and 109.2MB in the end (delta: -34.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:28:45,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/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_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:48,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:48,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:28:48,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:48,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:48,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:48,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:48,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:48,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:48,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:48,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:48,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:48,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:48,195 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:48,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:48,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:48,196 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:28:48,196 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:28:48,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:48,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:28:48,199 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:48,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:48,200 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:48,201 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:48,201 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:48,201 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:48,202 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:48,202 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:28:48,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:48,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:48,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:48,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:48,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:48,204 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:28:48,205 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:48,205 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:28:48,205 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> befa5004268d4c15cae2c05402ac6cc0f86cef85e498084909e66f7e8cc4b8f3 [2024-11-08 19:28:48,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:48,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:48,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:48,660 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:48,661 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:48,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c Unable to find full path for "g++" [2024-11-08 19:28:50,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:51,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:51,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c [2024-11-08 19:28:51,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/b47c98e7c/d7ae8dfc64734b6e95a7f63ccb5b7a92/FLAG15cb3d53a [2024-11-08 19:28:51,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/data/b47c98e7c/d7ae8dfc64734b6e95a7f63ccb5b7a92 [2024-11-08 19:28:51,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:51,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:51,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:51,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:51,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:51,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0bc23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51, skipping insertion in model container [2024-11-08 19:28:51,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:51,311 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-08 19:28:51,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:51,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:51,364 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_e59251d4-32fb-4d96-8122-4f7d8e458e94/sv-benchmarks/c/nla-digbench-scaling/lcm1_unwindbound5.c[552,565] [2024-11-08 19:28:51,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:51,407 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:51,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51 WrapperNode [2024-11-08 19:28:51,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:51,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:51,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:51,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:51,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,453 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2024-11-08 19:28:51,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:51,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:51,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:51,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:51,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,484 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:51,497 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:51,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:51,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:51,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:51" (1/1) ... [2024-11-08 19:28:51,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:51,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:51,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:28:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:28:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:28:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:51,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:28:51,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:28:51,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:51,646 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:51,954 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:51,955 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:52,013 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:52,014 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 19:28:52,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:52 BoogieIcfgContainer [2024-11-08 19:28:52,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:52,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:52,017 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:52,028 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:52,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:52" (1/1) ... [2024-11-08 19:28:52,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-08 19:28:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-08 19:28:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:28:52,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:52,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:52,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:52,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:52,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:28:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:52,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:28:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:52,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:28:52,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:28:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:28:52,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:28:52,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 19:28:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 19:28:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:28:52,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:52,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:52,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:52,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:52,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:28:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:52,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:29:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:29:02,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:29:02,834 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) 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) [2024-11-08 19:29:02,838 INFO L158 Benchmark]: Toolchain (without parser) took 11756.56ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 45.5MB in the end (delta: 23.6MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,839 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:29:02,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.32ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 55.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.25ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,842 INFO L158 Benchmark]: Boogie Preprocessor took 42.96ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 52.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,843 INFO L158 Benchmark]: RCFGBuilder took 518.78ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 63.2MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,843 INFO L158 Benchmark]: CodeCheck took 10819.67ms. Allocated memory is still 92.3MB. Free memory was 62.8MB in the beginning and 45.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:29:02,847 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.32ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 55.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.25ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.96ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 52.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.78ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 63.2MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10819.67ms. Allocated memory is still 92.3MB. Free memory was 62.8MB in the beginning and 45.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:29:02,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e59251d4-32fb-4d96-8122-4f7d8e458e94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown