./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm --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 b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:11:34,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:11:34,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:11:34,178 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:11:34,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:11:34,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:11:34,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:11:34,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:11:34,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:11:34,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:11:34,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:11:34,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:11:34,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:11:34,203 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:11:34,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:11:34,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:11:34,204 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:11:34,204 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:11:34,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:34,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:11:34,205 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm 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 -> b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac [2024-11-13 22:11:34,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:11:34,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:11:34,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:11:34,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:11:34,552 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:11:34,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c Unable to find full path for "g++" [2024-11-13 22:11:36,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:11:37,042 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:11:37,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-11-13 22:11:37,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/b9991b09f/6f84c4fdb27840f6a92f0cd16831d581/FLAGae3c8f93d [2024-11-13 22:11:37,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/b9991b09f/6f84c4fdb27840f6a92f0cd16831d581 [2024-11-13 22:11:37,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:11:37,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:11:37,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:37,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:11:37,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:11:37,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:37" (1/1) ... [2024-11-13 22:11:37,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b1365c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:37, skipping insertion in model container [2024-11-13 22:11:37,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:37" (1/1) ... [2024-11-13 22:11:37,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:11:37,413 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_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-11-13 22:11:37,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:37,905 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:11:37,913 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_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-11-13 22:11:38,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:38,192 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:11:38,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38 WrapperNode [2024-11-13 22:11:38,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:38,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:38,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:11:38,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:11:38,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:38,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:38,763 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3958 [2024-11-13 22:11:38,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:38,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:11:38,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:11:38,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:11:38,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:38,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:38,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:38,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:11:39,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:11:39,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:11:39,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:11:39,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:38" (1/1) ... [2024-11-13 22:11:39,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:39,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:11:39,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:11:39,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:11:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:11:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:11:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:11:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:11:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:11:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:11:40,187 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:11:40,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:45,831 INFO L? ?]: Removed 2212 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:45,831 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:51,723 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:51,723 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:11:51,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:51 BoogieIcfgContainer [2024-11-13 22:11:51,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:51,725 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:51,725 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:51,736 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:51,736 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:51" (1/1) ... [2024-11-13 22:11:51,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:51,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 22:11:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 22:11:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:11:51,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:51,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 22:12:11,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:21,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:31,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:41,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:42,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:52,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:13:02,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:13:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:03,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-13 22:13:03,014 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-13 22:13:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 22:13:03,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:03,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:13:58,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:15:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:15:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:20,028 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) [2024-11-13 22:15:20,033 INFO L158 Benchmark]: Toolchain (without parser) took 222930.33ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 116.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 892.0MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,033 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory was 104.7MB in the beginning and 104.5MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:15:20,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1089.01ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 50.6MB in the end (delta: 65.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 568.60ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 50.6MB in the beginning and 64.9MB in the end (delta: -14.3MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,039 INFO L158 Benchmark]: Boogie Preprocessor took 734.08ms. Allocated memory was 159.4MB in the beginning and 184.5MB in the end (delta: 25.2MB). Free memory was 64.9MB in the beginning and 68.7MB in the end (delta: -3.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,039 INFO L158 Benchmark]: RCFGBuilder took 12224.67ms. Allocated memory was 184.5MB in the beginning and 1.1GB in the end (delta: 939.5MB). Free memory was 68.6MB in the beginning and 837.5MB in the end (delta: -769.0MB). Peak memory consumption was 390.4MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,040 INFO L158 Benchmark]: CodeCheck took 208306.75ms. Allocated memory was 1.1GB in the beginning and 2.8GB in the end (delta: 1.6GB). Free memory was 837.5MB in the beginning and 1.8GB in the end (delta: -996.5MB). Peak memory consumption was 630.6MB. Max. memory is 16.1GB. [2024-11-13 22:15:20,045 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 0.41ms. Allocated memory is still 167.8MB. Free memory was 104.7MB in the beginning and 104.5MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1089.01ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 50.6MB in the end (delta: 65.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 568.60ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 50.6MB in the beginning and 64.9MB in the end (delta: -14.3MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 734.08ms. Allocated memory was 159.4MB in the beginning and 184.5MB in the end (delta: 25.2MB). Free memory was 64.9MB in the beginning and 68.7MB in the end (delta: -3.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * RCFGBuilder took 12224.67ms. Allocated memory was 184.5MB in the beginning and 1.1GB in the end (delta: 939.5MB). Free memory was 68.6MB in the beginning and 837.5MB in the end (delta: -769.0MB). Peak memory consumption was 390.4MB. Max. memory is 16.1GB. * CodeCheck took 208306.75ms. Allocated memory was 1.1GB in the beginning and 2.8GB in the end (delta: 1.6GB). Free memory was 837.5MB in the beginning and 1.8GB in the end (delta: -996.5MB). Peak memory consumption was 630.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:15:20,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm --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 b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:15:22,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:15:22,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:15:22,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:15:22,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:15:22,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:15:22,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:15:22,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:15:22,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:15:22,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:15:22,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:15:22,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:15:22,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:15:22,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:15:22,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:15:22,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:22,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:15:22,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:15:22,891 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:15:22,891 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:22,891 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:15:22,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm 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 -> b58c5e80ee969397030b74a8310e40cf5de69934e0fdffd3481e8555498390ac [2024-11-13 22:15:23,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:15:23,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:15:23,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:15:23,208 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:15:23,208 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:15:23,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c Unable to find full path for "g++" [2024-11-13 22:15:25,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:15:25,562 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:15:25,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c [2024-11-13 22:15:25,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/a0a20d05d/5cd31c04bae6489ea456b552d20ed9ea/FLAGa0f0e5332 [2024-11-13 22:15:25,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/data/a0a20d05d/5cd31c04bae6489ea456b552d20ed9ea [2024-11-13 22:15:25,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:15:25,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:15:25,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:25,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:15:25,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:15:25,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:25" (1/1) ... [2024-11-13 22:15:25,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b3ffff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:25, skipping insertion in model container [2024-11-13 22:15:25,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:25" (1/1) ... [2024-11-13 22:15:25,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:15:25,883 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_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-11-13 22:15:26,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:26,315 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:15:26,324 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_bf6e147f-498b-4fe3-bd58-f67831487f09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d16_e0.c[1271,1284] [2024-11-13 22:15:26,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:26,522 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:15:26,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26 WrapperNode [2024-11-13 22:15:26,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:26,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:26,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:15:26,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:15:26,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,680 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1694 [2024-11-13 22:15:26,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:26,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:15:26,684 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:15:26,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:15:26,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:15:26,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:15:26,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:15:26,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:15:26,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:26" (1/1) ... [2024-11-13 22:15:26,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:26,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:15:26,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:15:26,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:15:27,342 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:15:27,344 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:15:29,095 INFO L? ?]: Removed 553 outVars from TransFormulas that were not future-live. [2024-11-13 22:15:29,095 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:15:29,229 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:15:29,230 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:15:29,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:29 BoogieIcfgContainer [2024-11-13 22:15:29,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:15:29,232 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:15:29,232 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:15:29,247 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:15:29,247 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:15:29" (1/1) ... [2024-11-13 22:15:29,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:15:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:29,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 22:15:29,315 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 22:15:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:15:29,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:29,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:29,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:29,326 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:29,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:15:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:30,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:30,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:15:31,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 22:15:31,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:15:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-13 22:15:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-13 22:15:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 22:15:32,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:32,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:32,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:32,237 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:32,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:15:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:34,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:34,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 22:15:34,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-13 22:15:36,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:15:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-13 22:15:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-13 22:15:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:15:39,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:39,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:39,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:39,165 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:39,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:15:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:41,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:42,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 1892 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-11-13 22:15:42,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-13 22:15:50,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:16:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:11,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 190 transitions. [2024-11-13 22:16:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2024-11-13 22:16:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 22:16:11,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:11,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:11,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:11,385 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:11,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:16:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:14,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:16,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 337 conjuncts are in the unsatisfiable core [2024-11-13 22:16:16,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:03,091 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 22:19:03,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-13 22:19:03,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf6e147f-498b-4fe3-bd58-f67831487f09/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:19:03,130 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) [2024-11-13 22:19:03,138 INFO L158 Benchmark]: Toolchain (without parser) took 217537.62ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 89.0MB in the beginning and 775.4MB in the end (delta: -686.4MB). Peak memory consumption was 393.4MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,138 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:19:03,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.59ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 76.6MB in the end (delta: 12.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.51ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 64.0MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,143 INFO L158 Benchmark]: Boogie Preprocessor took 100.68ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 56.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,144 INFO L158 Benchmark]: RCFGBuilder took 2446.65ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 56.7MB in the beginning and 205.1MB in the end (delta: -148.4MB). Peak memory consumption was 138.3MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,145 INFO L158 Benchmark]: CodeCheck took 213904.38ms. Allocated memory was 260.0MB in the beginning and 1.2GB in the end (delta: 939.5MB). Free memory was 205.1MB in the beginning and 775.4MB in the end (delta: -570.4MB). Peak memory consumption was 364.5MB. Max. memory is 16.1GB. [2024-11-13 22:19:03,148 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.59ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 76.6MB in the end (delta: 12.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.51ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 64.0MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.68ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 56.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2446.65ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 56.7MB in the beginning and 205.1MB in the end (delta: -148.4MB). Peak memory consumption was 138.3MB. Max. memory is 16.1GB. * CodeCheck took 213904.38ms. Allocated memory was 260.0MB in the beginning and 1.2GB in the end (delta: 939.5MB). Free memory was 205.1MB in the beginning and 775.4MB in the end (delta: -570.4MB). Peak memory consumption was 364.5MB. 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: AssertionError: No Interpolants