./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:39:08,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:39:08,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:39:08,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:39:08,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:39:08,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:39:08,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:39:08,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:39:08,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:39:08,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:39:08,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:39:08,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:39:08,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:39:08,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:39:08,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:39:08,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:39:08,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:39:08,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:39:08,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:39:08,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:39:08,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:39:08,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:39:08,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:39:08,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:39:08,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:39:08,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:39:08,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:39:08,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:39:08,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:39:08,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:39:08,954 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2023-12-02 22:39:09,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:39:09,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:39:09,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:39:09,194 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:39:09,194 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:39:09,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2023-12-02 22:39:12,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:39:12,246 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:39:12,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2023-12-02 22:39:12,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/dff3f2feb/bc9ce84f936b493f9db103a75cdaeb18/FLAGe711c2613 [2023-12-02 22:39:12,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/dff3f2feb/bc9ce84f936b493f9db103a75cdaeb18 [2023-12-02 22:39:12,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:39:12,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:39:12,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:39:12,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:39:12,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:39:12,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:12,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec837de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12, skipping insertion in model container [2023-12-02 22:39:12,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:12,351 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:39:12,502 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2023-12-02 22:39:12,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:39:12,755 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:39:12,766 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2023-12-02 22:39:12,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:39:12,907 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:39:12,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12 WrapperNode [2023-12-02 22:39:12,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:39:12,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:39:12,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:39:12,909 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:39:12,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:12,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,282 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3769 [2023-12-02 22:39:13,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:39:13,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:39:13,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:39:13,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:39:13,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:39:13,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:39:13,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:39:13,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:39:13,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:39:12" (1/1) ... [2023-12-02 22:39:13,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:39:13,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:39:13,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:39:13,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:39:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:39:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:39:13,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:39:13,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:39:14,098 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:39:14,100 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:39:16,899 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:39:22,585 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:39:22,586 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:39:22,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:39:22 BoogieIcfgContainer [2023-12-02 22:39:22,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:39:22,589 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:39:22,589 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:39:22,597 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:39:22,598 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:39:22" (1/1) ... [2023-12-02 22:39:22,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:39:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:39:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:39:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:39:22,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:22,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:33,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:39:43,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:39:43,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-02 22:39:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-02 22:39:43,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:39:43,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:43,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:39:54,820 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) [2023-12-02 22:39:54,824 INFO L158 Benchmark]: Toolchain (without parser) took 42543.13ms. Allocated memory was 172.0MB in the beginning and 748.7MB in the end (delta: 576.7MB). Free memory was 130.1MB in the beginning and 509.3MB in the end (delta: -379.2MB). Peak memory consumption was 577.5MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,824 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:39:54,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.01ms. Allocated memory is still 172.0MB. Free memory was 130.1MB in the beginning and 114.5MB in the end (delta: 15.6MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 373.98ms. Allocated memory is still 172.0MB. Free memory was 114.5MB in the beginning and 74.2MB in the end (delta: 40.4MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,826 INFO L158 Benchmark]: Boogie Preprocessor took 391.92ms. Allocated memory was 172.0MB in the beginning and 276.8MB in the end (delta: 104.9MB). Free memory was 74.2MB in the beginning and 171.3MB in the end (delta: -97.2MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,827 INFO L158 Benchmark]: RCFGBuilder took 8911.75ms. Allocated memory was 276.8MB in the beginning and 748.7MB in the end (delta: 471.9MB). Free memory was 171.3MB in the beginning and 409.5MB in the end (delta: -238.2MB). Peak memory consumption was 480.0MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,828 INFO L158 Benchmark]: CodeCheck took 32234.30ms. Allocated memory is still 748.7MB. Free memory was 408.5MB in the beginning and 509.3MB in the end (delta: -100.8MB). Peak memory consumption was 278.7MB. Max. memory is 16.1GB. [2023-12-02 22:39:54,831 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 0.20ms. Allocated memory is still 113.2MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.01ms. Allocated memory is still 172.0MB. Free memory was 130.1MB in the beginning and 114.5MB in the end (delta: 15.6MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 373.98ms. Allocated memory is still 172.0MB. Free memory was 114.5MB in the beginning and 74.2MB in the end (delta: 40.4MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 391.92ms. Allocated memory was 172.0MB in the beginning and 276.8MB in the end (delta: 104.9MB). Free memory was 74.2MB in the beginning and 171.3MB in the end (delta: -97.2MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8911.75ms. Allocated memory was 276.8MB in the beginning and 748.7MB in the end (delta: 471.9MB). Free memory was 171.3MB in the beginning and 409.5MB in the end (delta: -238.2MB). Peak memory consumption was 480.0MB. Max. memory is 16.1GB. * CodeCheck took 32234.30ms. Allocated memory is still 748.7MB. Free memory was 408.5MB in the beginning and 509.3MB in the end (delta: -100.8MB). Peak memory consumption was 278.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:39:55,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:39:56,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:39:56,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 22:39:56,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:39:56,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:39:56,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:39:56,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:39:56,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:39:56,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:39:56,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:39:56,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:39:56,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:39:56,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:39:56,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:39:56,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:39:56,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:39:56,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:39:56,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:39:56,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:39:56,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:39:56,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:39:56,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:39:56,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:39:56,849 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:39:56,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:39:56,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:39:56,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:39:56,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:39:56,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:39:56,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:39:56,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:39:56,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:39:56,853 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:39:56,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:39:56,853 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 844815abc3e9ea07a8b96661d60f5d4b47a75b6092b0ca1eb4feb4f55b41ed76 [2023-12-02 22:39:57,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:39:57,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:39:57,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:39:57,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:39:57,150 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:39:57,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2023-12-02 22:39:59,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:40:00,253 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:40:00,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c [2023-12-02 22:40:00,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/483db59ad/23a6aff875e64769902a5897738bc350/FLAGe679a1f30 [2023-12-02 22:40:00,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/data/483db59ad/23a6aff875e64769902a5897738bc350 [2023-12-02 22:40:00,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:40:00,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:40:00,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:40:00,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:40:00,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:40:00,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:00,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d69f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00, skipping insertion in model container [2023-12-02 22:40:00,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:00,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:40:00,539 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2023-12-02 22:40:00,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:40:00,771 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:40:00,783 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_9255dde3-92b2-45db-a62c-b0b2c3cc7809/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.2.prop1-func-interl.c[1171,1184] [2023-12-02 22:40:00,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:40:00,872 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:40:00,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00 WrapperNode [2023-12-02 22:40:00,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:40:00,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:40:00,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:40:00,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:40:00,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:00,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:00,994 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1330 [2023-12-02 22:40:00,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:40:00,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:40:00,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:40:00,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:40:01,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:40:01,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:40:01,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:40:01,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:40:01,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:00" (1/1) ... [2023-12-02 22:40:01,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:40:01,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:40:01,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:40:01,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:40:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:40:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:40:01,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:40:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:40:01,453 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:40:01,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:40:03,849 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:40:03,943 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:40:03,943 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:40:03,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:03 BoogieIcfgContainer [2023-12-02 22:40:03,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:40:03,945 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:40:03,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:40:03,955 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:40:03,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:03" (1/1) ... [2023-12-02 22:40:03,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:40:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 22:40:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 22:40:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:40:04,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:04,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:40:04,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:40:04,017 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:40:04,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:40:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:04,453 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:40:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:04,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:40:04,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:40:04,689 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 22:40:04,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:40:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 22:40:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 22:40:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:40:05,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:05,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:40:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:40:05,238 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:40:05,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:40:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:06,268 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:40:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:06,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 1188 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 22:40:06,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:40:07,190 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 22:40:07,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:40:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2023-12-02 22:40:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2023-12-02 22:40:10,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:40:10,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:10,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:40:10,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:40:10,954 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:40:10,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 22:40:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:12,347 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:40:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:13,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 2293 conjuncts, 247 conjunts are in the unsatisfiable core [2023-12-02 22:40:13,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:32,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2023-12-02 22:41:32,592 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/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") [2023-12-02 22:41:32,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255dde3-92b2-45db-a62c-b0b2c3cc7809/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 22:41:32,606 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) [2023-12-02 22:41:32,609 INFO L158 Benchmark]: Toolchain (without parser) took 92320.91ms. Allocated memory was 109.1MB in the beginning and 675.3MB in the end (delta: 566.2MB). Free memory was 83.6MB in the beginning and 221.4MB in the end (delta: -137.7MB). Peak memory consumption was 435.0MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,610 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:41:32,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.02ms. Allocated memory is still 109.1MB. Free memory was 83.3MB in the beginning and 66.4MB in the end (delta: 16.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.04ms. Allocated memory is still 109.1MB. Free memory was 66.4MB in the beginning and 55.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,611 INFO L158 Benchmark]: Boogie Preprocessor took 97.99ms. Allocated memory is still 109.1MB. Free memory was 55.4MB in the beginning and 49.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,612 INFO L158 Benchmark]: RCFGBuilder took 2850.20ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 66.4MB in the end (delta: -17.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,613 INFO L158 Benchmark]: CodeCheck took 88662.97ms. Allocated memory was 138.4MB in the beginning and 675.3MB in the end (delta: 536.9MB). Free memory was 66.4MB in the beginning and 221.4MB in the end (delta: -154.9MB). Peak memory consumption was 387.1MB. Max. memory is 16.1GB. [2023-12-02 22:41:32,616 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 0.32ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.02ms. Allocated memory is still 109.1MB. Free memory was 83.3MB in the beginning and 66.4MB in the end (delta: 16.9MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.04ms. Allocated memory is still 109.1MB. Free memory was 66.4MB in the beginning and 55.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.99ms. Allocated memory is still 109.1MB. Free memory was 55.4MB in the beginning and 49.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2850.20ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 66.4MB in the end (delta: -17.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * CodeCheck took 88662.97ms. Allocated memory was 138.4MB in the beginning and 675.3MB in the end (delta: 536.9MB). Free memory was 66.4MB in the beginning and 221.4MB in the end (delta: -154.9MB). Peak memory consumption was 387.1MB. 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