./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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 aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:55:13,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:55:13,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 20:55:13,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:55:13,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 20:55:13,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:55:13,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:55:13,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 20:55:13,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:55:13,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:55:13,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:55:13,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:55:13,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:55:13,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:55:13,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:55:13,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:55:13,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:55:13,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:55:13,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:55:13,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 20:55:13,293 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 20:55:13,294 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 20:55:13,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:55:13,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:55:13,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:55:13,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:55:13,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:55:13,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 20:55:13,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:55:13,297 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:55:13,298 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 [2023-12-02 20:55:13,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:55:13,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:55:13,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:55:13,555 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:55:13,556 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:55:13,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2023-12-02 20:55:16,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:55:16,565 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:55:16,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2023-12-02 20:55:16,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/59ca30657/4c2f75d658cc4ef6814d0de3390820ec/FLAGfaf905dd1 [2023-12-02 20:55:16,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/59ca30657/4c2f75d658cc4ef6814d0de3390820ec [2023-12-02 20:55:16,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:55:16,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:55:16,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:55:16,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:55:16,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:55:16,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:55:16" (1/1) ... [2023-12-02 20:55:16,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d51fe16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:16, skipping insertion in model container [2023-12-02 20:55:16,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:55:16" (1/1) ... [2023-12-02 20:55:16,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:55:16,809 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2023-12-02 20:55:17,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:55:17,045 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:55:17,055 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2023-12-02 20:55:17,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:55:17,179 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:55:17,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17 WrapperNode [2023-12-02 20:55:17,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:55:17,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:55:17,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:55:17,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:55:17,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,525 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2896 [2023-12-02 20:55:17,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:55:17,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:55:17,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:55:17,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:55:17,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,813 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:55:17,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:55:17,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:55:17,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:55:17,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:55:17" (1/1) ... [2023-12-02 20:55:17,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:55:17,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 20:55:17,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 20:55:17,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 20:55:17,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:55:17,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:55:17,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:55:17,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:55:18,233 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:55:18,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:55:20,523 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:55:23,917 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:55:23,917 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:55:23,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:55:23 BoogieIcfgContainer [2023-12-02 20:55:23,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:55:23,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 20:55:23,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 20:55:23,930 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 20:55:23,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:55:23" (1/1) ... [2023-12-02 20:55:23,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:55:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 20:55:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 20:55:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 20:55:23,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:23,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:55:24,930 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 20:55:35,089 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 20:55:45,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 20:55:45,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:55:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-02 20:55:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-02 20:55:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 20:55:45,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:55:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:55:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 20:55:56,125 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 20:55:56,129 INFO L158 Benchmark]: Toolchain (without parser) took 39528.42ms. Allocated memory was 146.8MB in the beginning and 861.9MB in the end (delta: 715.1MB). Free memory was 111.8MB in the beginning and 496.5MB in the end (delta: -384.7MB). Peak memory consumption was 333.0MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,129 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:55:56,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.21ms. Allocated memory is still 146.8MB. Free memory was 111.8MB in the beginning and 67.7MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 344.91ms. Allocated memory is still 146.8MB. Free memory was 67.7MB in the beginning and 56.9MB in the end (delta: 10.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,131 INFO L158 Benchmark]: Boogie Preprocessor took 398.77ms. Allocated memory is still 146.8MB. Free memory was 56.9MB in the beginning and 70.5MB in the end (delta: -13.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,131 INFO L158 Benchmark]: RCFGBuilder took 5993.46ms. Allocated memory was 146.8MB in the beginning and 455.1MB in the end (delta: 308.3MB). Free memory was 70.5MB in the beginning and 102.2MB in the end (delta: -31.7MB). Peak memory consumption was 288.2MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,132 INFO L158 Benchmark]: CodeCheck took 32208.18ms. Allocated memory was 455.1MB in the beginning and 861.9MB in the end (delta: 406.8MB). Free memory was 102.2MB in the beginning and 496.5MB in the end (delta: -394.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-12-02 20:55:56,135 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 0.18ms. Allocated memory is still 117.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.21ms. Allocated memory is still 146.8MB. Free memory was 111.8MB in the beginning and 67.7MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 344.91ms. Allocated memory is still 146.8MB. Free memory was 67.7MB in the beginning and 56.9MB in the end (delta: 10.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 398.77ms. Allocated memory is still 146.8MB. Free memory was 56.9MB in the beginning and 70.5MB in the end (delta: -13.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * RCFGBuilder took 5993.46ms. Allocated memory was 146.8MB in the beginning and 455.1MB in the end (delta: 308.3MB). Free memory was 70.5MB in the beginning and 102.2MB in the end (delta: -31.7MB). Peak memory consumption was 288.2MB. Max. memory is 16.1GB. * CodeCheck took 32208.18ms. Allocated memory was 455.1MB in the beginning and 861.9MB in the end (delta: 406.8MB). Free memory was 102.2MB in the beginning and 496.5MB in the end (delta: -394.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 20:55:56,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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 aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:55:58,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:55:58,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-02 20:55:58,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:55:58,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:55:58,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 20:55:58,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:55:58,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:55:58,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:55:58,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:55:58,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:55:58,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:55:58,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:55:58,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:55:58,112 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:55:58,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:55:58,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:55:58,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:55:58,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:55:58,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 20:55:58,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 20:55:58,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 20:55:58,117 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:55:58,118 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 20:55:58,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:55:58,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:55:58,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:55:58,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:55:58,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:55:58,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 20:55:58,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:55:58,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:55:58,122 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 20:55:58,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:55:58,122 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aba1221204f0dfab6bbe54d8861cf1fb88f9109d65404caf61ae5236ccf822b6 [2023-12-02 20:55:58,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:55:58,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:55:58,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:55:58,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:55:58,427 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:55:58,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2023-12-02 20:56:01,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:56:01,493 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:56:01,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c [2023-12-02 20:56:01,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/52160f5bd/ca02e0c305a743e5a84f44854a1da8bb/FLAG124cf2fd0 [2023-12-02 20:56:01,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/data/52160f5bd/ca02e0c305a743e5a84f44854a1da8bb [2023-12-02 20:56:01,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:56:01,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:56:01,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:56:01,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:56:01,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:56:01,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:56:01" (1/1) ... [2023-12-02 20:56:01,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6ddcd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:01, skipping insertion in model container [2023-12-02 20:56:01,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:56:01" (1/1) ... [2023-12-02 20:56:01,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:56:01,768 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2023-12-02 20:56:01,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:56:01,966 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:56:01,978 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_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-func-interl.c[1171,1184] [2023-12-02 20:56:02,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:56:02,061 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:56:02,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02 WrapperNode [2023-12-02 20:56:02,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:56:02,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:56:02,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:56:02,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:56:02,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,166 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 991 [2023-12-02 20:56:02,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:56:02,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:56:02,168 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:56:02,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:56:02,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:56:02,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:56:02,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:56:02,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:56:02,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:56:02" (1/1) ... [2023-12-02 20:56:02,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 20:56:02,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 20:56:02,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 20:56:02,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 20:56:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:56:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:56:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:56:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:56:02,558 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:56:02,560 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:56:04,104 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:56:04,192 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:56:04,192 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:56:04,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:56:04 BoogieIcfgContainer [2023-12-02 20:56:04,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:56:04,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 20:56:04,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 20:56:04,205 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 20:56:04,205 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:56:04" (1/1) ... [2023-12-02 20:56:04,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:56:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-02 20:56:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-02 20:56:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 20:56:04,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:04,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:56:04,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 20:56:04,300 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:56:04,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 20:56:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:04,665 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 20:56:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:04,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 20:56:04,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:04,865 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 20:56:04,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 20:56:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-02 20:56:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-02 20:56:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 20:56:05,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:05,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:56:05,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 20:56:05,348 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:56:05,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 20:56:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:06,141 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 20:56:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:06,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 20:56:06,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:07,128 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 20:56:07,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 20:56:10,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 20:56:10,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2023-12-02 20:56:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2023-12-02 20:56:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 20:56:10,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 20:56:10,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:56:10,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 20:56:10,199 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:56:10,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 20:56:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:11,444 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 20:56:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:56:11,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 186 conjunts are in the unsatisfiable core [2023-12-02 20:56:12,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:56:42,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2023-12-02 20:56:42,564 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/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 20:56:42,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9bd33c-c6c5-4b7f-86ba-66f2aa20a86d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 20:56:42,577 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 20:56:42,581 INFO L158 Benchmark]: Toolchain (without parser) took 41051.47ms. Allocated memory was 86.0MB in the beginning and 566.2MB in the end (delta: 480.2MB). Free memory was 61.1MB in the beginning and 219.6MB in the end (delta: -158.6MB). Peak memory consumption was 324.5MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,581 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:56:42,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.58ms. Allocated memory is still 86.0MB. Free memory was 60.9MB in the beginning and 44.8MB in the end (delta: 16.1MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.61ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 36.4MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,583 INFO L158 Benchmark]: Boogie Preprocessor took 103.16ms. Allocated memory is still 86.0MB. Free memory was 36.4MB in the beginning and 57.8MB in the end (delta: -21.4MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,584 INFO L158 Benchmark]: RCFGBuilder took 1922.67ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 57.8MB in the beginning and 35.6MB in the end (delta: 22.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,584 INFO L158 Benchmark]: CodeCheck took 38384.54ms. Allocated memory was 104.9MB in the beginning and 566.2MB in the end (delta: 461.4MB). Free memory was 35.6MB in the beginning and 219.6MB in the end (delta: -184.0MB). Peak memory consumption was 278.1MB. Max. memory is 16.1GB. [2023-12-02 20:56:42,587 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 0.34ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.58ms. Allocated memory is still 86.0MB. Free memory was 60.9MB in the beginning and 44.8MB in the end (delta: 16.1MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.61ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 36.4MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.16ms. Allocated memory is still 86.0MB. Free memory was 36.4MB in the beginning and 57.8MB in the end (delta: -21.4MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1922.67ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 57.8MB in the beginning and 35.6MB in the end (delta: 22.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * CodeCheck took 38384.54ms. Allocated memory was 104.9MB in the beginning and 566.2MB in the end (delta: 461.4MB). Free memory was 35.6MB in the beginning and 219.6MB in the end (delta: -184.0MB). Peak memory consumption was 278.1MB. 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