./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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 e3d771faf5f25d1d2f1905f9b51f81723067f28a6c95d7636e69f18060947be6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:29:58,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:29:58,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:29:58,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:29:58,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:29:58,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:29:58,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:29:58,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:29:58,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:29:58,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:29:58,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:29:58,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:29:58,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:29:58,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:29:58,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:29:58,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:29:58,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:29:58,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:29:58,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:29:58,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:29:58,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:29:58,898 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:29:58,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:29:58,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:29:58,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:29:58,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:29:58,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:29:58,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:29:58,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:29:58,901 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:29:58,902 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d771faf5f25d1d2f1905f9b51f81723067f28a6c95d7636e69f18060947be6 [2023-12-03 04:29:59,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:29:59,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:29:59,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:29:59,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:29:59,140 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:29:59,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c [2023-12-03 04:30:01,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:30:02,227 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:30:02,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c [2023-12-03 04:30:02,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/03570c089/5a2b343d874d4621ba7237f82c1d4da2/FLAGe31cc05e7 [2023-12-03 04:30:02,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/03570c089/5a2b343d874d4621ba7237f82c1d4da2 [2023-12-03 04:30:02,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:30:02,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:30:02,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:02,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:30:02,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:30:02,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:02" (1/1) ... [2023-12-03 04:30:02,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4506f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:02, skipping insertion in model container [2023-12-03 04:30:02,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:30:02" (1/1) ... [2023-12-03 04:30:02,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:30:02,532 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c[1174,1187] [2023-12-03 04:30:03,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:03,084 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:30:03,094 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c[1174,1187] [2023-12-03 04:30:03,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:30:03,399 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:30:03,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03 WrapperNode [2023-12-03 04:30:03,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:30:03,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:03,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:30:03,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:30:03,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:03,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:04,728 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 15308 [2023-12-03 04:30:04,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:30:04,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:30:04,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:30:04,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:30:04,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:04,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:05,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:06,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:30:06,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:30:06,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:30:06,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:30:06,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:30:03" (1/1) ... [2023-12-03 04:30:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:30:06,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:30:06,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:30:06,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:30:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:30:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:30:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:30:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:30:06,862 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:30:06,864 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:30:16,278 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:30:38,682 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:30:38,682 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:30:38,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:38 BoogieIcfgContainer [2023-12-03 04:30:38,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:30:38,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:30:38,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:30:38,691 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:30:38,692 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:30:38" (1/1) ... [2023-12-03 04:30:38,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:30:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:30:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:30:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:30:38,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:38,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:30:59,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 04:31:09,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 04:31:12,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:31:22,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:31:33,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:31:43,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:31:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-12-03 04:31:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-12-03 04:31:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:31:43,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:43,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:31:55,675 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:31:55,679 INFO L158 Benchmark]: Toolchain (without parser) took 113417.63ms. Allocated memory was 188.7MB in the beginning and 6.9GB in the end (delta: 6.8GB). Free memory was 145.9MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-03 04:31:55,680 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 73.7MB in the end (delta: 226.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:31:55,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1137.20ms. Allocated memory is still 188.7MB. Free memory was 145.9MB in the beginning and 97.4MB in the end (delta: 48.5MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. [2023-12-03 04:31:55,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 1328.19ms. Allocated memory was 188.7MB in the beginning and 553.6MB in the end (delta: 364.9MB). Free memory was 97.4MB in the beginning and 269.8MB in the end (delta: -172.4MB). Peak memory consumption was 199.0MB. Max. memory is 16.1GB. [2023-12-03 04:31:55,683 INFO L158 Benchmark]: Boogie Preprocessor took 1298.26ms. Allocated memory is still 553.6MB. Free memory was 269.8MB in the beginning and 203.0MB in the end (delta: 66.8MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. [2023-12-03 04:31:55,684 INFO L158 Benchmark]: RCFGBuilder took 32655.73ms. Allocated memory was 553.6MB in the beginning and 6.2GB in the end (delta: 5.6GB). Free memory was 203.0MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2023-12-03 04:31:55,685 INFO L158 Benchmark]: CodeCheck took 76993.92ms. Allocated memory was 6.2GB in the beginning and 6.9GB in the end (delta: 780.1MB). Free memory was 5.3GB in the beginning and 5.3GB in the end (delta: -6.4MB). Peak memory consumption was 771.6MB. Max. memory is 16.1GB. [2023-12-03 04:31:55,689 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 73.7MB in the end (delta: 226.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1137.20ms. Allocated memory is still 188.7MB. Free memory was 145.9MB in the beginning and 97.4MB in the end (delta: 48.5MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1328.19ms. Allocated memory was 188.7MB in the beginning and 553.6MB in the end (delta: 364.9MB). Free memory was 97.4MB in the beginning and 269.8MB in the end (delta: -172.4MB). Peak memory consumption was 199.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1298.26ms. Allocated memory is still 553.6MB. Free memory was 269.8MB in the beginning and 203.0MB in the end (delta: 66.8MB). Peak memory consumption was 131.8MB. Max. memory is 16.1GB. * RCFGBuilder took 32655.73ms. Allocated memory was 553.6MB in the beginning and 6.2GB in the end (delta: 5.6GB). Free memory was 203.0MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * CodeCheck took 76993.92ms. Allocated memory was 6.2GB in the beginning and 6.9GB in the end (delta: 780.1MB). Free memory was 5.3GB in the beginning and 5.3GB in the end (delta: -6.4MB). Peak memory consumption was 771.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:31:55,906 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 04:31:55,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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 e3d771faf5f25d1d2f1905f9b51f81723067f28a6c95d7636e69f18060947be6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:31:57,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:31:57,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:31:57,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:31:57,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:31:57,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:31:57,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:31:57,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:31:57,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:31:57,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:31:57,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:31:57,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:31:57,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:31:57,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:31:57,990 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:31:57,991 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:31:57,991 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:31:57,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:31:57,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:31:57,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:31:57,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:31:57,994 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:31:57,995 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:31:57,995 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:31:57,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:31:57,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:31:57,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:31:57,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:31:57,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:31:57,999 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:31:57,999 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:31:57,999 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:31:58,000 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:31:58,000 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:31:58,000 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d771faf5f25d1d2f1905f9b51f81723067f28a6c95d7636e69f18060947be6 [2023-12-03 04:31:58,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:31:58,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:31:58,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:31:58,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:31:58,299 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:31:58,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c [2023-12-03 04:32:01,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:32:01,459 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:32:01,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c [2023-12-03 04:32:01,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/9bb2db72c/4fd8a97a7527489d83a0923de7146f99/FLAGfbb0f1f7d [2023-12-03 04:32:01,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/data/9bb2db72c/4fd8a97a7527489d83a0923de7146f99 [2023-12-03 04:32:01,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:32:01,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:32:01,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:01,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:32:01,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:32:01,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:01" (1/1) ... [2023-12-03 04:32:01,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4110e81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:01, skipping insertion in model container [2023-12-03 04:32:01,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:01" (1/1) ... [2023-12-03 04:32:01,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:32:01,819 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c[1174,1187] [2023-12-03 04:32:02,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:02,243 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:32:02,254 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_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.1.prop1-back-serstep.c[1174,1187] [2023-12-03 04:32:02,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:02,483 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:32:02,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02 WrapperNode [2023-12-03 04:32:02,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:02,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:02,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:32:02,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:32:02,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,717 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3994 [2023-12-03 04:32:02,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:02,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:32:02,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:32:02,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:32:02,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:32:02,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:32:02,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:32:02,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:32:02,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:02,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:32:02,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:32:02,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:32:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:32:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:32:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:32:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:32:03,542 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:32:03,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:32:10,913 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:32:11,122 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:32:11,122 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:32:11,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:11 BoogieIcfgContainer [2023-12-03 04:32:11,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:32:11,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:32:11,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:32:11,131 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:32:11,131 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:11" (1/1) ... [2023-12-03 04:32:11,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:32:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:32:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:32:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:32:11,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:11,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:32:11,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:32:11,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:32:11,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:32:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:12,319 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:32:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:12,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:32:12,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:12,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:32:14,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:32:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 04:32:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 04:32:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:32:14,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:14,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:32:14,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:32:14,977 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:32:14,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:32:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:17,595 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:32:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:18,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 3419 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-03 04:32:18,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:19,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:32:25,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:32:27,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:32:30,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:32:30,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2023-12-03 04:32:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2023-12-03 04:32:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:32:30,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:30,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:32:30,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:32:30,571 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:32:30,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:32:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:34,588 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:32:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:36,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 6417 conjuncts, 362 conjunts are in the unsatisfiable core [2023-12-03 04:32:36,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:32:58,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:58,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:33:07,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:33:11,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:33:14,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:33:18,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:33:36,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2023-12-03 04:33:36,338 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-03 04:33:36,339 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:915) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:789) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:377) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:472) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 27 more [2023-12-03 04:33:36,344 INFO L158 Benchmark]: Toolchain (without parser) took 94841.18ms. Allocated memory was 104.9MB in the beginning and 960.5MB in the end (delta: 855.6MB). Free memory was 80.4MB in the beginning and 403.2MB in the end (delta: -322.8MB). Peak memory consumption was 667.8MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,344 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:33:36,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 979.58ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 42.0MB in the end (delta: 38.1MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 233.24ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 42.0MB in the beginning and 72.4MB in the end (delta: -30.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,346 INFO L158 Benchmark]: Boogie Preprocessor took 202.04ms. Allocated memory is still 142.6MB. Free memory was 72.4MB in the beginning and 74.8MB in the end (delta: -2.4MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,347 INFO L158 Benchmark]: RCFGBuilder took 8202.39ms. Allocated memory was 142.6MB in the beginning and 295.7MB in the end (delta: 153.1MB). Free memory was 74.6MB in the beginning and 67.5MB in the end (delta: 7.1MB). Peak memory consumption was 165.7MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,348 INFO L158 Benchmark]: CodeCheck took 85219.22ms. Allocated memory was 295.7MB in the beginning and 960.5MB in the end (delta: 664.8MB). Free memory was 67.5MB in the beginning and 403.2MB in the end (delta: -335.7MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. [2023-12-03 04:33:36,352 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 979.58ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 42.0MB in the end (delta: 38.1MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 233.24ms. Allocated memory was 104.9MB in the beginning and 142.6MB in the end (delta: 37.7MB). Free memory was 42.0MB in the beginning and 72.4MB in the end (delta: -30.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 202.04ms. Allocated memory is still 142.6MB. Free memory was 72.4MB in the beginning and 74.8MB in the end (delta: -2.4MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8202.39ms. Allocated memory was 142.6MB in the beginning and 295.7MB in the end (delta: 153.1MB). Free memory was 74.6MB in the beginning and 67.5MB in the end (delta: 7.1MB). Peak memory consumption was 165.7MB. Max. memory is 16.1GB. * CodeCheck took 85219.22ms. Allocated memory was 295.7MB in the beginning and 960.5MB in the end (delta: 664.8MB). Free memory was 67.5MB in the beginning and 403.2MB in the end (delta: -335.7MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87bc50a3-e1eb-4b12-b91b-f783d21e0f1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")