./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:39:26,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:39:26,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 19:39:26,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:39:26,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:39:26,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:39:26,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:39:26,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:39:26,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:39:26,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:39:26,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:39:26,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:39:26,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:39:26,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:39:26,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:39:26,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:39:26,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:39:26,159 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:39:26,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:39:26,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:39:26,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:39:26,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:39:26,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:39:26,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:39:26,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:26,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:39:26,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:39:26,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:39:26,166 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:39:26,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:39:26,167 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_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-08 19:39:26,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:39:26,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:39:26,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:39:26,447 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:39:26,447 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:39:26,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c Unable to find full path for "g++" [2024-11-08 19:39:28,492 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:39:28,767 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:39:28,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-08 19:39:28,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/4dfe818db/d50c5ad485f3428c8b57678d999216d1/FLAGb07556b94 [2024-11-08 19:39:29,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/4dfe818db/d50c5ad485f3428c8b57678d999216d1 [2024-11-08 19:39:29,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:39:29,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:39:29,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:29,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:39:29,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:39:29,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:29,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e2064b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29, skipping insertion in model container [2024-11-08 19:39:29,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:29,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:39:29,343 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-08 19:39:29,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:29,680 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:39:29,696 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-08 19:39:29,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:29,986 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:39:29,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29 WrapperNode [2024-11-08 19:39:29,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:29,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:29,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:39:29,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:39:29,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,444 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2624 [2024-11-08 19:39:30,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:30,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:39:30,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:39:30,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:39:30,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,763 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:39:30,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:39:30,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:39:30,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:39:30,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:29" (1/1) ... [2024-11-08 19:39:30,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:30,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:39:30,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:39:30,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:39:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:39:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:39:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:39:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:39:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:39:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:39:31,274 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:39:31,277 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:39:34,681 INFO L? ?]: Removed 1452 outVars from TransFormulas that were not future-live. [2024-11-08 19:39:34,681 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:39:38,198 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:39:38,200 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:39:38,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:38 BoogieIcfgContainer [2024-11-08 19:39:38,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:39:38,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:39:38,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:39:38,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:39:38,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:38" (1/1) ... [2024-11-08 19:39:38,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:39:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:38,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-08 19:39:38,284 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-08 19:39:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:39:38,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:38,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 19:39:48,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:39:53,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:39:54,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:39:58,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:40:05,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:40:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:05,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-08 19:40:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-08 19:40:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 19:40:05,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:05,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:40:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:27,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:40:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:40:54,685 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:40:54,689 INFO L158 Benchmark]: Toolchain (without parser) took 85628.01ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 85.6MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 224.5MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,690 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:40:54,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 925.75ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 85.6MB in the beginning and 132.2MB in the end (delta: -46.6MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 456.22ms. Allocated memory is still 186.6MB. Free memory was 132.2MB in the beginning and 106.8MB in the end (delta: 25.3MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,692 INFO L158 Benchmark]: Boogie Preprocessor took 449.09ms. Allocated memory is still 186.6MB. Free memory was 106.8MB in the beginning and 96.4MB in the end (delta: 10.4MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,692 INFO L158 Benchmark]: RCFGBuilder took 7305.12ms. Allocated memory was 186.6MB in the beginning and 488.6MB in the end (delta: 302.0MB). Free memory was 96.4MB in the beginning and 229.3MB in the end (delta: -132.9MB). Peak memory consumption was 288.0MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,693 INFO L158 Benchmark]: CodeCheck took 76486.57ms. Allocated memory was 488.6MB in the beginning and 2.2GB in the end (delta: 1.7GB). Free memory was 229.3MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-08 19:40:54,696 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 925.75ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 85.6MB in the beginning and 132.2MB in the end (delta: -46.6MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 456.22ms. Allocated memory is still 186.6MB. Free memory was 132.2MB in the beginning and 106.8MB in the end (delta: 25.3MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 449.09ms. Allocated memory is still 186.6MB. Free memory was 106.8MB in the beginning and 96.4MB in the end (delta: 10.4MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * RCFGBuilder took 7305.12ms. Allocated memory was 186.6MB in the beginning and 488.6MB in the end (delta: 302.0MB). Free memory was 96.4MB in the beginning and 229.3MB in the end (delta: -132.9MB). Peak memory consumption was 288.0MB. Max. memory is 16.1GB. * CodeCheck took 76486.57ms. Allocated memory was 488.6MB in the beginning and 2.2GB in the end (delta: 1.7GB). Free memory was 229.3MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:40:54,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:40:57,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:40:57,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 19:40:57,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:40:57,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:40:57,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:40:57,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:40:57,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:40:57,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:40:57,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:40:57,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:40:57,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:40:57,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:40:57,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:40:57,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:40:57,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:40:57,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:40:57,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:40:57,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:40:57,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:40:57,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:40:57,331 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:40:57,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:40:57,331 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:57,332 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:40:57,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:40:57,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:57,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:40:57,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:40:57,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:40:57,333 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:40:57,333 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:57,334 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:40:57,334 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_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-08 19:40:57,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:40:57,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:40:57,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:40:57,756 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:40:57,756 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:40:57,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c Unable to find full path for "g++" [2024-11-08 19:40:59,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:41:00,119 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:41:00,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-08 19:41:00,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/4695c8f95/a7d4a2e03fc64cdc85827bb96fa27d03/FLAGc18c36107 [2024-11-08 19:41:00,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/data/4695c8f95/a7d4a2e03fc64cdc85827bb96fa27d03 [2024-11-08 19:41:00,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:41:00,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:41:00,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:00,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:41:00,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:41:00,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:00,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c5c5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00, skipping insertion in model container [2024-11-08 19:41:00,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:00,242 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:41:00,473 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-08 19:41:00,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:00,764 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:41:00,776 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-08 19:41:00,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:00,999 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:41:01,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00 WrapperNode [2024-11-08 19:41:01,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:01,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:01,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:41:01,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:41:01,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,135 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1128 [2024-11-08 19:41:01,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:01,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:41:01,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:41:01,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:41:01,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:41:01,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:41:01,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:41:01,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:41:01,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:00" (1/1) ... [2024-11-08 19:41:01,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:41:01,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:41:01,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:41:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:41:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:41:01,347 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:41:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:41:01,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:41:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:41:01,662 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:41:01,664 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:41:02,740 INFO L? ?]: Removed 369 outVars from TransFormulas that were not future-live. [2024-11-08 19:41:02,740 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:41:02,855 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:41:02,855 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:41:02,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:41:02 BoogieIcfgContainer [2024-11-08 19:41:02,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:41:02,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:41:02,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:41:02,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:41:02,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:41:02" (1/1) ... [2024-11-08 19:41:02,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:41:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:02,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-08 19:41:02,944 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-08 19:41:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:41:02,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:02,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:02,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:02,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:02,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:41:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:03,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:03,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 19:41:03,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 19:41:04,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:41:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-08 19:41:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-08 19:41:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 19:41:05,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:05,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:05,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:05,022 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:05,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:41:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:06,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:06,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 19:41:06,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-08 19:41:07,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:41:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-08 19:41:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-08 19:41:10,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-08 19:41:10,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:10,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:10,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:10,365 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:10,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:41:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:11,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:12,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-08 19:41:12,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:26,877 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 19:41:26,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-08 19:41:26,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967798c6-81c3-4ba9-961f-34c907d970c9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:26,900 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:41:26,904 INFO L158 Benchmark]: Toolchain (without parser) took 26734.10ms. Allocated memory was 94.4MB in the beginning and 274.7MB in the end (delta: 180.4MB). Free memory was 70.4MB in the beginning and 78.8MB in the end (delta: -8.4MB). Peak memory consumption was 173.6MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,907 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:26,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.98ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 65.0MB in the end (delta: 5.0MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.51ms. Allocated memory is still 94.4MB. Free memory was 65.0MB in the beginning and 55.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,910 INFO L158 Benchmark]: Boogie Preprocessor took 141.92ms. Allocated memory is still 94.4MB. Free memory was 55.8MB in the beginning and 50.4MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,912 INFO L158 Benchmark]: RCFGBuilder took 1577.08ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 49.9MB in the beginning and 77.2MB in the end (delta: -27.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,913 INFO L158 Benchmark]: CodeCheck took 24046.09ms. Allocated memory was 125.8MB in the beginning and 274.7MB in the end (delta: 148.9MB). Free memory was 77.2MB in the beginning and 78.8MB in the end (delta: -1.6MB). Peak memory consumption was 147.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:26,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.98ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 65.0MB in the end (delta: 5.0MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.51ms. Allocated memory is still 94.4MB. Free memory was 65.0MB in the beginning and 55.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.92ms. Allocated memory is still 94.4MB. Free memory was 55.8MB in the beginning and 50.4MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1577.08ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 49.9MB in the beginning and 77.2MB in the end (delta: -27.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * CodeCheck took 24046.09ms. Allocated memory was 125.8MB in the beginning and 274.7MB in the end (delta: 148.9MB). Free memory was 77.2MB in the beginning and 78.8MB in the end (delta: -1.6MB). Peak memory consumption was 147.3MB. 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