./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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 64bit --witnessprinter.graph.data.programhash 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:29,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:29,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:21:29,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:29,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:29,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:29,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:29,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:29,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:29,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:29,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:29,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:29,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:29,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:29,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:29,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:29,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:29,519 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:29,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:29,520 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:29,521 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:29,521 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:29,522 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:29,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:29,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:29,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:29,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:29,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:29,525 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:29,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:29,526 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f [2024-11-08 22:21:29,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:29,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:29,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:29,860 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:29,860 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:29,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c Unable to find full path for "g++" [2024-11-08 22:21:31,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:32,179 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:32,180 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-08 22:21:32,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/e531afbea/1e801ef1c24b48e581ae5d63a739e5ec/FLAG9fe1d883b [2024-11-08 22:21:32,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/e531afbea/1e801ef1c24b48e581ae5d63a739e5ec [2024-11-08 22:21:32,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:32,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:32,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:32,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:32,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:32,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:32" (1/1) ... [2024-11-08 22:21:32,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11355ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:32, skipping insertion in model container [2024-11-08 22:21:32,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:32" (1/1) ... [2024-11-08 22:21:32,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:32,919 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-08 22:21:33,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:33,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:33,250 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-08 22:21:33,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:33,454 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:33,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33 WrapperNode [2024-11-08 22:21:33,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:33,457 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:33,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:33,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:33,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:33,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:33,875 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1978 [2024-11-08 22:21:33,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:33,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:33,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:33,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:33,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:33,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:33,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:33,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:34,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:34,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:34,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:34,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:33" (1/1) ... [2024-11-08 22:21:34,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:34,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:34,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:34,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:34,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:34,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:21:34,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:21:34,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:34,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:34,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:34,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:34,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:37,125 INFO L? ?]: Removed 1091 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:37,125 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:39,923 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:39,923 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:21:39,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:39 BoogieIcfgContainer [2024-11-08 22:21:39,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:39,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:39,925 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:39,936 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:39,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:39" (1/1) ... [2024-11-08 22:21:39,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:21:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:40,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 22:21:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 22:21:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:21:40,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:40,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:21:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:21:47,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:21:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:48,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 22:21:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 22:21:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:21:48,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:48,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:22:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:04,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:22:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:22:23,238 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 22:22:23,243 INFO L158 Benchmark]: Toolchain (without parser) took 50702.12ms. Allocated memory was 155.2MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 113.7MB in the beginning and 895.8MB in the end (delta: -782.1MB). Peak memory consumption was 496.1MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,243 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 155.2MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:22:23,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 906.37ms. Allocated memory is still 155.2MB. Free memory was 113.3MB in the beginning and 72.0MB in the end (delta: 41.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 418.67ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 71.8MB in the beginning and 154.2MB in the end (delta: -82.5MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,245 INFO L158 Benchmark]: Boogie Preprocessor took 214.60ms. Allocated memory is still 224.4MB. Free memory was 154.2MB in the beginning and 137.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,246 INFO L158 Benchmark]: RCFGBuilder took 5832.05ms. Allocated memory was 224.4MB in the beginning and 413.1MB in the end (delta: 188.7MB). Free memory was 137.4MB in the beginning and 154.4MB in the end (delta: -17.0MB). Peak memory consumption was 172.8MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,247 INFO L158 Benchmark]: CodeCheck took 43316.67ms. Allocated memory was 413.1MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 154.4MB in the beginning and 895.8MB in the end (delta: -741.3MB). Peak memory consumption was 275.8MB. Max. memory is 16.1GB. [2024-11-08 22:22:23,251 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 0.21ms. Allocated memory is still 155.2MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 906.37ms. Allocated memory is still 155.2MB. Free memory was 113.3MB in the beginning and 72.0MB in the end (delta: 41.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 418.67ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 71.8MB in the beginning and 154.2MB in the end (delta: -82.5MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 214.60ms. Allocated memory is still 224.4MB. Free memory was 154.2MB in the beginning and 137.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 5832.05ms. Allocated memory was 224.4MB in the beginning and 413.1MB in the end (delta: 188.7MB). Free memory was 137.4MB in the beginning and 154.4MB in the end (delta: -17.0MB). Peak memory consumption was 172.8MB. Max. memory is 16.1GB. * CodeCheck took 43316.67ms. Allocated memory was 413.1MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 154.4MB in the beginning and 895.8MB in the end (delta: -741.3MB). Peak memory consumption was 275.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:22:23,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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 64bit --witnessprinter.graph.data.programhash 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:22:25,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:22:25,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:22:25,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:22:25,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:22:25,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:22:25,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:22:25,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:22:25,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:22:25,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:22:25,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:22:25,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:22:25,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:22:25,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:22:25,890 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:22:25,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:22:25,891 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:22:25,891 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:22:25,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:22:25,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:22:25,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:22:25,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:22:25,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:22:25,896 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:25,897 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:22:25,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:22:25,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:25,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:22:25,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:22:25,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:22:25,903 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:22:25,903 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:25,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:22:25,904 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 222be94abfdbb514b1917b4bfb3a2a13389b64e1e049c782003790d790f6753f [2024-11-08 22:22:26,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:22:26,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:22:26,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:22:26,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:22:26,363 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:22:26,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c Unable to find full path for "g++" [2024-11-08 22:22:28,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:22:28,838 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:22:28,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c [2024-11-08 22:22:28,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/3594a4c1f/8f4862f6e8dc4afc9663169b8eb5dec5/FLAG9387ea49d [2024-11-08 22:22:28,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/data/3594a4c1f/8f4862f6e8dc4afc9663169b8eb5dec5 [2024-11-08 22:22:28,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:22:28,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:22:28,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:28,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:22:28,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:22:28,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:28" (1/1) ... [2024-11-08 22:22:28,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49dd4ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:28, skipping insertion in model container [2024-11-08 22:22:28,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:28" (1/1) ... [2024-11-08 22:22:28,956 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:22:29,178 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-08 22:22:29,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:29,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:22:29,547 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_8b1df7f0-f4a6-4058-af21-0c6642bb135b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w16_d16_e0.c[1280,1293] [2024-11-08 22:22:29,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:29,670 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:22:29,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29 WrapperNode [2024-11-08 22:22:29,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:29,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:29,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:22:29,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:22:29,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,776 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 914 [2024-11-08 22:22:29,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:29,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:22:29,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:22:29,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:22:29,787 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:22:29,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:22:29,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:22:29,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:22:29,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:29" (1/1) ... [2024-11-08 22:22:29,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:29,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:22:29,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:22:29,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:22:29,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:22:29,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:22:29,991 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:22:29,991 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:22:29,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:22:29,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:22:30,264 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:22:30,267 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:22:31,124 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-08 22:22:31,124 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:22:31,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:22:31,224 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:22:31,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:31 BoogieIcfgContainer [2024-11-08 22:22:31,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:22:31,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:22:31,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:22:31,236 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:22:31,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:31" (1/1) ... [2024-11-08 22:22:31,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:22:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 22:22:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 22:22:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:22:31,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:31,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:31,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:31,332 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:31,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:22:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:31,959 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:32,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:22:32,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:32,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:22:32,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:22:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 22:22:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 22:22:33,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:22:33,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:33,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:33,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:33,091 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:33,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:22:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:34,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:34,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 22:22:34,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 22:22:35,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:37,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-08 22:22:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-08 22:22:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:22:37,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:37,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:37,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:37,209 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:37,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:22:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:38,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:39,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-08 22:22:39,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-08 22:22:43,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:52,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-08 22:22:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-08 22:22:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 22:22:52,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:52,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:52,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:52,085 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:52,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:22:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:54,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:55,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 209 conjuncts are in the unsatisfiable core [2024-11-08 22:22:55,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:40,391 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 22:23:40,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-08 22:23:40,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1df7f0-f4a6-4058-af21-0c6642bb135b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:40,412 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:23:40,416 INFO L158 Benchmark]: Toolchain (without parser) took 71540.87ms. Allocated memory was 81.8MB in the beginning and 625.0MB in the end (delta: 543.2MB). Free memory was 55.6MB in the beginning and 513.0MB in the end (delta: -457.5MB). Peak memory consumption was 393.3MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,417 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:40,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.79ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 44.9MB in the end (delta: 10.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.47ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 37.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,422 INFO L158 Benchmark]: Boogie Preprocessor took 106.00ms. Allocated memory is still 81.8MB. Free memory was 37.6MB in the beginning and 32.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,423 INFO L158 Benchmark]: RCFGBuilder took 1339.62ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 32.7MB in the beginning and 76.3MB in the end (delta: -43.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,424 INFO L158 Benchmark]: CodeCheck took 69188.99ms. Allocated memory was 113.2MB in the beginning and 625.0MB in the end (delta: 511.7MB). Free memory was 76.3MB in the beginning and 513.0MB in the end (delta: -436.7MB). Peak memory consumption was 380.9MB. Max. memory is 16.1GB. [2024-11-08 22:23:40,429 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.79ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 44.9MB in the end (delta: 10.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.47ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 37.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.00ms. Allocated memory is still 81.8MB. Free memory was 37.6MB in the beginning and 32.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1339.62ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 32.7MB in the beginning and 76.3MB in the end (delta: -43.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 69188.99ms. Allocated memory was 113.2MB in the beginning and 625.0MB in the end (delta: 511.7MB). Free memory was 76.3MB in the beginning and 513.0MB in the end (delta: -436.7MB). Peak memory consumption was 380.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants