./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9 --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 4d62b3ceaa78ea2375d5c4b211961c6a12d2cc08c80a4d47a469ae387ed4fb62 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:47:05,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:47:05,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 01:47:05,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:47:05,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:47:05,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:47:05,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:47:05,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:47:05,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:47:05,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:47:05,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:47:05,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:47:05,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:47:05,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:47:05,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:47:05,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:47:05,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:47:05,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:47:05,714 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:47:05,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:47:05,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:47:05,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:47:05,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:47:05,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:47:05,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:47:05,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:47:05,721 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:47:05,722 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:47:05,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:47:05,723 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:47:05,723 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d62b3ceaa78ea2375d5c4b211961c6a12d2cc08c80a4d47a469ae387ed4fb62 [2023-12-03 01:47:05,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:47:05,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:47:05,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:47:05,962 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:47:05,962 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:47:05,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2023-12-03 01:47:08,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:47:09,038 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:47:09,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2023-12-03 01:47:09,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/35222a543/6f78b39db66a4365810159ea1bd1c16b/FLAGf84a25146 [2023-12-03 01:47:09,071 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/35222a543/6f78b39db66a4365810159ea1bd1c16b [2023-12-03 01:47:09,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:47:09,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:47:09,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:47:09,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:47:09,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:47:09,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:09,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be30f83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09, skipping insertion in model container [2023-12-03 01:47:09,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:09,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:47:09,343 WARN L240 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1182,1195] [2023-12-03 01:47:09,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:47:09,721 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:47:09,730 WARN L240 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1182,1195] [2023-12-03 01:47:09,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:47:09,920 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:47:09,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09 WrapperNode [2023-12-03 01:47:09,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:47:09,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:47:09,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:47:09,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:47:09,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:09,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,522 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5946 [2023-12-03 01:47:10,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:47:10,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:47:10,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:47:10,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:47:10,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:10,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:11,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:11,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:47:11,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:47:11,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:47:11,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:47:11,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:47:09" (1/1) ... [2023-12-03 01:47:11,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:47:11,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:47:11,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:47:11,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:47:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:47:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:47:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:47:11,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:47:11,567 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:47:11,569 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:47:15,228 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:47:21,774 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:47:21,774 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:47:21,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:47:21 BoogieIcfgContainer [2023-12-03 01:47:21,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:47:21,777 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:47:21,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:47:21,786 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:47:21,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:47:21" (1/1) ... [2023-12-03 01:47:21,795 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:47:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:47:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:47:21,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:47:21,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:21,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:47:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:47:35,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:47:45,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:47:51,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:47:51,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 01:47:51,612 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 01:47:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:47:51,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:51,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:51:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:51:50,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:55:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:56:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:56:03,559 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:488) 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) [2023-12-03 01:56:03,562 INFO L158 Benchmark]: Toolchain (without parser) took 534487.09ms. Allocated memory was 151.0MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 101.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-03 01:56:03,563 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 96.3MB in the end (delta: 82.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:56:03,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.29ms. Allocated memory was 151.0MB in the beginning and 218.1MB in the end (delta: 67.1MB). Free memory was 101.4MB in the beginning and 137.9MB in the end (delta: -36.5MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2023-12-03 01:56:03,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 600.66ms. Allocated memory was 218.1MB in the beginning and 373.3MB in the end (delta: 155.2MB). Free memory was 137.9MB in the beginning and 246.7MB in the end (delta: -108.9MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. [2023-12-03 01:56:03,564 INFO L158 Benchmark]: Boogie Preprocessor took 602.92ms. Allocated memory is still 373.3MB. Free memory was 246.7MB in the beginning and 202.7MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 01:56:03,565 INFO L158 Benchmark]: RCFGBuilder took 10649.09ms. Allocated memory was 373.3MB in the beginning and 1.2GB in the end (delta: 838.9MB). Free memory was 202.7MB in the beginning and 834.6MB in the end (delta: -631.9MB). Peak memory consumption was 776.3MB. Max. memory is 16.1GB. [2023-12-03 01:56:03,566 INFO L158 Benchmark]: CodeCheck took 521784.12ms. Allocated memory was 1.2GB in the beginning and 2.4GB in the end (delta: 1.2GB). Free memory was 834.6MB in the beginning and 1.2GB in the end (delta: -364.7MB). Peak memory consumption was 849.6MB. Max. memory is 16.1GB. [2023-12-03 01:56:03,570 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 96.3MB in the end (delta: 82.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.29ms. Allocated memory was 151.0MB in the beginning and 218.1MB in the end (delta: 67.1MB). Free memory was 101.4MB in the beginning and 137.9MB in the end (delta: -36.5MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 600.66ms. Allocated memory was 218.1MB in the beginning and 373.3MB in the end (delta: 155.2MB). Free memory was 137.9MB in the beginning and 246.7MB in the end (delta: -108.9MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 602.92ms. Allocated memory is still 373.3MB. Free memory was 246.7MB in the beginning and 202.7MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10649.09ms. Allocated memory was 373.3MB in the beginning and 1.2GB in the end (delta: 838.9MB). Free memory was 202.7MB in the beginning and 834.6MB in the end (delta: -631.9MB). Peak memory consumption was 776.3MB. Max. memory is 16.1GB. * CodeCheck took 521784.12ms. Allocated memory was 1.2GB in the beginning and 2.4GB in the end (delta: 1.2GB). Free memory was 834.6MB in the beginning and 1.2GB in the end (delta: -364.7MB). Peak memory consumption was 849.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:56:03,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9 --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 4d62b3ceaa78ea2375d5c4b211961c6a12d2cc08c80a4d47a469ae387ed4fb62 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:56:05,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:56:05,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 01:56:05,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:56:05,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:56:05,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:56:05,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:56:05,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:56:05,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:56:05,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:56:05,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:56:05,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:56:05,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:56:05,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:56:05,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:56:05,649 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:56:05,649 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:56:05,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:56:05,650 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:56:05,650 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:56:05,651 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:56:05,651 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:56:05,652 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:05,652 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:56:05,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:56:05,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:05,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:56:05,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:56:05,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:56:05,654 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:56:05,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:05,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:56:05,655 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:56:05,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:56:05,656 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d62b3ceaa78ea2375d5c4b211961c6a12d2cc08c80a4d47a469ae387ed4fb62 [2023-12-03 01:56:05,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:56:05,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:56:05,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:56:05,968 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:56:05,969 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:56:05,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2023-12-03 01:56:08,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:56:08,997 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:56:08,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2023-12-03 01:56:09,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/92bea5c41/559d0cd543524e80a8030f396c37f57e/FLAG46333fec6 [2023-12-03 01:56:09,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/data/92bea5c41/559d0cd543524e80a8030f396c37f57e [2023-12-03 01:56:09,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:56:09,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:56:09,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:09,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:56:09,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:56:09,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e38183f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09, skipping insertion in model container [2023-12-03 01:56:09,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:56:09,307 WARN L240 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1182,1195] [2023-12-03 01:56:09,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:09,592 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:56:09,605 WARN L240 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_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1182,1195] [2023-12-03 01:56:09,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:56:09,757 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:56:09,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09 WrapperNode [2023-12-03 01:56:09,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:56:09,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:09,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:56:09,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:56:09,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,895 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2026 [2023-12-03 01:56:09,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:56:09,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:56:09,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:56:09,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:56:09,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:09,999 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:56:10,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:56:10,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:56:10,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:56:10,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:56:09" (1/1) ... [2023-12-03 01:56:10,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:56:10,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:56:10,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:56:10,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:56:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:56:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:56:10,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:56:10,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:56:10,412 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:56:10,415 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:56:12,773 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:56:12,899 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:56:12,899 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:56:12,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:12 BoogieIcfgContainer [2023-12-03 01:56:12,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:56:12,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:56:12,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:56:12,911 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:56:12,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:56:12" (1/1) ... [2023-12-03 01:56:12,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:56:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:12,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 01:56:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 01:56:12,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:56:12,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:12,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:12,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:56:12,971 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:56:12,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:56:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:13,594 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:56:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:13,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:56:13,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:56:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:56:13,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:56:14,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 01:56:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 01:56:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:56:14,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:14,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:14,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:56:14,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:56:14,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:56:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:15,473 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:56:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:16,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-03 01:56:16,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:56:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:56:16,497 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 01:56:16,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 01:56:18,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:56:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2023-12-03 01:56:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2023-12-03 01:56:18,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:56:18,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:56:18,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:56:18,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:56:18,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:56:18,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:56:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:20,163 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:56:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:56:21,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 3390 conjuncts, 264 conjunts are in the unsatisfiable core [2023-12-03 01:56:21,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:58:05,352 WARN L293 SmtUtils]: Spent 1.58m on a formula simplification. DAG size of input: 574 DAG size of output: 568 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:58:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:58:05,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:58:45,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2023-12-03 01:58:45,003 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-03 01:58:45,005 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:230) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:199) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:391) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.conjugatePredicates(CodeChecker.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:472) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 34 more [2023-12-03 01:58:45,008 INFO L158 Benchmark]: Toolchain (without parser) took 155974.67ms. Allocated memory was 111.1MB in the beginning and 941.6MB in the end (delta: 830.5MB). Free memory was 85.1MB in the beginning and 524.1MB in the end (delta: -439.0MB). Peak memory consumption was 613.2MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,008 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:58:45,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.00ms. Allocated memory is still 111.1MB. Free memory was 84.8MB in the beginning and 77.7MB in the end (delta: 7.2MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.05ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 62.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,010 INFO L158 Benchmark]: Boogie Preprocessor took 103.51ms. Allocated memory is still 111.1MB. Free memory was 62.8MB in the beginning and 53.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,011 INFO L158 Benchmark]: RCFGBuilder took 2900.94ms. Allocated memory was 111.1MB in the beginning and 167.8MB in the end (delta: 56.6MB). Free memory was 53.0MB in the beginning and 90.5MB in the end (delta: -37.5MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,012 INFO L158 Benchmark]: CodeCheck took 152105.72ms. Allocated memory was 167.8MB in the beginning and 941.6MB in the end (delta: 773.8MB). Free memory was 90.5MB in the beginning and 524.1MB in the end (delta: -433.6MB). Peak memory consumption was 559.5MB. Max. memory is 16.1GB. [2023-12-03 01:58:45,015 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 45.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.00ms. Allocated memory is still 111.1MB. Free memory was 84.8MB in the beginning and 77.7MB in the end (delta: 7.2MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.05ms. Allocated memory is still 111.1MB. Free memory was 77.7MB in the beginning and 62.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.51ms. Allocated memory is still 111.1MB. Free memory was 62.8MB in the beginning and 53.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2900.94ms. Allocated memory was 111.1MB in the beginning and 167.8MB in the end (delta: 56.6MB). Free memory was 53.0MB in the beginning and 90.5MB in the end (delta: -37.5MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * CodeCheck took 152105.72ms. Allocated memory was 167.8MB in the beginning and 941.6MB in the end (delta: 773.8MB). Free memory was 90.5MB in the beginning and 524.1MB in the end (delta: -433.6MB). Peak memory consumption was 559.5MB. 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: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_598fa7aa-dcc9-404c-a23d-ff89b6eb1fbc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")