./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/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_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/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_c4ce4209-850b-4715-ae81-0bb62061b7ed/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 096bdc2ebe65602479ad87b7cdec988f45f253ca829a9b23f9a8f8779581ff44 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:43:33,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:43:33,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 00:43:33,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:43:33,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:43:33,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:43:33,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:43:33,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:43:33,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:43:33,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:43:33,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:43:33,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:43:33,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:43:33,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:43:33,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:43:33,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:43:33,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:43:33,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:43:33,443 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:43:33,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:43:33,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:43:33,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:43:33,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:43:33,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:33,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:43:33,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:43:33,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:43:33,448 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:43:33,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:43:33,449 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:43:33,449 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 096bdc2ebe65602479ad87b7cdec988f45f253ca829a9b23f9a8f8779581ff44 [2023-12-03 00:43:33,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:43:33,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:43:33,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:43:33,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:43:33,690 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:43:33,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2023-12-03 00:43:36,420 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:43:36,734 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:43:36,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2023-12-03 00:43:36,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/13dcb497e/7e356d36019a4f10ba33613ed68cee8b/FLAG279009af2 [2023-12-03 00:43:36,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/13dcb497e/7e356d36019a4f10ba33613ed68cee8b [2023-12-03 00:43:36,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:43:36,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:43:36,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:36,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:43:36,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:43:36,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:36" (1/1) ... [2023-12-03 00:43:36,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f11f85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:36, skipping insertion in model container [2023-12-03 00:43:36,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:43:36" (1/1) ... [2023-12-03 00:43:36,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:43:37,066 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1176,1189] [2023-12-03 00:43:37,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:37,506 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:43:37,517 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1176,1189] [2023-12-03 00:43:37,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:43:37,883 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:43:37,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37 WrapperNode [2023-12-03 00:43:37,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:43:37,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:37,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:43:37,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:43:37,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:37,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,169 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 15152 [2023-12-03 00:43:39,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:43:39,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:43:39,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:43:39,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:43:39,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:39,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:40,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:40,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:40,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:43:40,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:43:40,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:43:40,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:43:40,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:43:37" (1/1) ... [2023-12-03 00:43:40,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:43:40,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:43:40,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:43:40,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:43:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:43:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:43:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:43:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:43:41,431 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:43:41,433 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:43:51,212 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:44:13,133 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:44:13,134 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:44:13,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:44:13 BoogieIcfgContainer [2023-12-03 00:44:13,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:44:13,136 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:44:13,136 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:44:13,144 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:44:13,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:44:13" (1/1) ... [2023-12-03 00:44:13,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:44:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:44:13,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:44:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:44:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:44:13,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:44:13,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:44:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:44:15,816 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 00:44:26,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 00:44:36,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 00:44:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:44:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 00:44:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 00:44:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:44:37,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:44:37,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:44:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:44:49,939 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 00:44:49,943 INFO L158 Benchmark]: Toolchain (without parser) took 73166.25ms. Allocated memory was 174.1MB in the beginning and 7.0GB in the end (delta: 6.8GB). Free memory was 130.7MB in the beginning and 6.1GB in the end (delta: -5.9GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2023-12-03 00:44:49,943 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:44:49,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1107.24ms. Allocated memory is still 174.1MB. Free memory was 130.2MB in the beginning and 78.3MB in the end (delta: 52.0MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2023-12-03 00:44:49,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 1284.35ms. Allocated memory was 174.1MB in the beginning and 425.7MB in the end (delta: 251.7MB). Free memory was 78.3MB in the beginning and 145.3MB in the end (delta: -67.0MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. [2023-12-03 00:44:49,946 INFO L158 Benchmark]: Boogie Preprocessor took 1368.88ms. Allocated memory was 425.7MB in the beginning and 924.8MB in the end (delta: 499.1MB). Free memory was 145.3MB in the beginning and 577.3MB in the end (delta: -432.0MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2023-12-03 00:44:49,947 INFO L158 Benchmark]: RCFGBuilder took 32595.16ms. Allocated memory was 924.8MB in the beginning and 5.4GB in the end (delta: 4.5GB). Free memory was 577.3MB in the beginning and 4.2GB in the end (delta: -3.6GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2023-12-03 00:44:49,948 INFO L158 Benchmark]: CodeCheck took 36805.47ms. Allocated memory was 5.4GB in the beginning and 7.0GB in the end (delta: 1.6GB). Free memory was 4.2GB in the beginning and 6.1GB in the end (delta: -1.9GB). Peak memory consumption was 297.8MB. Max. memory is 16.1GB. [2023-12-03 00:44:49,952 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 0.21ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1107.24ms. Allocated memory is still 174.1MB. Free memory was 130.2MB in the beginning and 78.3MB in the end (delta: 52.0MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1284.35ms. Allocated memory was 174.1MB in the beginning and 425.7MB in the end (delta: 251.7MB). Free memory was 78.3MB in the beginning and 145.3MB in the end (delta: -67.0MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1368.88ms. Allocated memory was 425.7MB in the beginning and 924.8MB in the end (delta: 499.1MB). Free memory was 145.3MB in the beginning and 577.3MB in the end (delta: -432.0MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * RCFGBuilder took 32595.16ms. Allocated memory was 924.8MB in the beginning and 5.4GB in the end (delta: 4.5GB). Free memory was 577.3MB in the beginning and 4.2GB in the end (delta: -3.6GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * CodeCheck took 36805.47ms. Allocated memory was 5.4GB in the beginning and 7.0GB in the end (delta: 1.6GB). Free memory was 4.2GB in the beginning and 6.1GB in the end (delta: -1.9GB). Peak memory consumption was 297.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:44:50,164 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 00:44:50,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/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_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/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_c4ce4209-850b-4715-ae81-0bb62061b7ed/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 096bdc2ebe65602479ad87b7cdec988f45f253ca829a9b23f9a8f8779581ff44 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:44:52,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:44:52,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 00:44:52,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:44:52,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:44:52,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:44:52,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:44:52,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:44:52,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:44:52,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:44:52,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:44:52,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:44:52,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:44:52,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:44:52,264 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:44:52,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:44:52,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:44:52,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:44:52,267 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:44:52,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:44:52,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:44:52,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:44:52,269 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:44:52,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:44:52,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:44:52,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:44:52,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:44:52,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:44:52,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:44:52,272 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:44:52,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:44:52,273 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:44:52,273 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:44:52,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:44:52,274 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 096bdc2ebe65602479ad87b7cdec988f45f253ca829a9b23f9a8f8779581ff44 [2023-12-03 00:44:52,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:44:52,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:44:52,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:44:52,581 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:44:52,582 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:44:52,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2023-12-03 00:44:55,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:44:55,647 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:44:55,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2023-12-03 00:44:55,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/aad77b19c/a930df77d40e48fa8d2630846903e046/FLAGc96bca644 [2023-12-03 00:44:55,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/data/aad77b19c/a930df77d40e48fa8d2630846903e046 [2023-12-03 00:44:55,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:44:55,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:44:55,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:44:55,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:44:55,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:44:55,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:44:55" (1/1) ... [2023-12-03 00:44:55,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7282dfd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:55, skipping insertion in model container [2023-12-03 00:44:55,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:44:55" (1/1) ... [2023-12-03 00:44:55,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:44:56,016 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1176,1189] [2023-12-03 00:44:56,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:44:56,424 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:44:56,436 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_c4ce4209-850b-4715-ae81-0bb62061b7ed/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1176,1189] [2023-12-03 00:44:56,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:44:56,668 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:44:56,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56 WrapperNode [2023-12-03 00:44:56,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:44:56,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:44:56,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:44:56,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:44:56,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:56,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:56,900 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3992 [2023-12-03 00:44:56,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:44:56,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:44:56,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:44:56,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:44:56,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:56,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:56,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:56,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:44:57,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:44:57,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:44:57,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:44:57,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:44:56" (1/1) ... [2023-12-03 00:44:57,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:44:57,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:44:57,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:44:57,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:44:57,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:44:57,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:44:57,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:44:57,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:44:57,754 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:44:57,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:45:07,109 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:45:07,364 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:45:07,364 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:45:07,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:07 BoogieIcfgContainer [2023-12-03 00:45:07,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:45:07,366 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:45:07,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:45:07,374 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:45:07,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:07" (1/1) ... [2023-12-03 00:45:07,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:45:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:07,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 00:45:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 00:45:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:45:07,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:07,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:07,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:45:07,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:45:07,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:45:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:08,488 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:45:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:08,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:45:08,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:08,883 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 00:45:08,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:45:12,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:45:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 00:45:12,863 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 00:45:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:45:12,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:12,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:12,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:45:12,865 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:45:12,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:45:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:15,734 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:45:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:16,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 3388 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-03 00:45:16,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:19,245 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 00:45:19,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:45:21,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:45:25,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:45:28,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:45:34,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:45:38,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 00:45:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2023-12-03 00:45:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2023-12-03 00:45:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:45:39,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:39,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:45:39,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:45:39,600 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:45:39,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:45:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:44,456 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:45:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:46,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 6599 conjuncts, 354 conjunts are in the unsatisfiable core [2023-12-03 00:45:46,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:57,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2023-12-03 00:45:57,318 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/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 00:45:57,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ce4209-850b-4715-ae81-0bb62061b7ed/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:45:57,370 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:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:470) 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 00:45:57,374 INFO L158 Benchmark]: Toolchain (without parser) took 61684.80ms. Allocated memory was 113.2MB in the beginning and 390.1MB in the end (delta: 276.8MB). Free memory was 84.1MB in the beginning and 62.1MB in the end (delta: 22.0MB). Peak memory consumption was 300.2MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,375 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 71.3MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:45:57,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 978.24ms. Allocated memory is still 113.2MB. Free memory was 83.8MB in the beginning and 53.6MB in the end (delta: 30.2MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 231.27ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 53.6MB in the beginning and 69.0MB in the end (delta: -15.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,377 INFO L158 Benchmark]: Boogie Preprocessor took 218.19ms. Allocated memory is still 138.4MB. Free memory was 69.0MB in the beginning and 70.8MB in the end (delta: -1.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,377 INFO L158 Benchmark]: RCFGBuilder took 10245.50ms. Allocated memory was 138.4MB in the beginning and 325.1MB in the end (delta: 186.6MB). Free memory was 70.8MB in the beginning and 237.7MB in the end (delta: -166.9MB). Peak memory consumption was 195.8MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,378 INFO L158 Benchmark]: CodeCheck took 50006.79ms. Allocated memory was 325.1MB in the beginning and 390.1MB in the end (delta: 65.0MB). Free memory was 237.7MB in the beginning and 62.1MB in the end (delta: 175.6MB). Peak memory consumption was 241.7MB. Max. memory is 16.1GB. [2023-12-03 00:45:57,382 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:150) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 71.3MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 978.24ms. Allocated memory is still 113.2MB. Free memory was 83.8MB in the beginning and 53.6MB in the end (delta: 30.2MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 231.27ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 53.6MB in the beginning and 69.0MB in the end (delta: -15.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 218.19ms. Allocated memory is still 138.4MB. Free memory was 69.0MB in the beginning and 70.8MB in the end (delta: -1.8MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10245.50ms. Allocated memory was 138.4MB in the beginning and 325.1MB in the end (delta: 186.6MB). Free memory was 70.8MB in the beginning and 237.7MB in the end (delta: -166.9MB). Peak memory consumption was 195.8MB. Max. memory is 16.1GB. * CodeCheck took 50006.79ms. Allocated memory was 325.1MB in the beginning and 390.1MB in the end (delta: 65.0MB). Free memory was 237.7MB in the beginning and 62.1MB in the end (delta: 175.6MB). Peak memory consumption was 241.7MB. 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