./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c1dfcbee3b3c08868a7bc65611f640bbe908ac332f2cba22ac0e18c87a2548d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:52,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:52,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:41:52,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:41:52,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:41:53,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:53,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:53,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:53,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:53,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:53,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:53,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:53,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:41:53,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:53,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:53,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:53,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:53,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:53,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:53,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:53,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:53,027 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:53,028 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:53,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:53,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:53,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:53,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:53,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:53,034 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:41:53,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:41:53,035 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1dfcbee3b3c08868a7bc65611f640bbe908ac332f2cba22ac0e18c87a2548d6 [2024-11-08 22:41:53,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:53,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:53,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:53,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:53,394 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:53,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c Unable to find full path for "g++" [2024-11-08 22:41:55,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:41:56,004 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:41:56,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c [2024-11-08 22:41:56,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/94c934e63/43c6f2d1ce6f45b3b1b320e44a6e3be3/FLAGc434a6117 [2024-11-08 22:41:56,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/94c934e63/43c6f2d1ce6f45b3b1b320e44a6e3be3 [2024-11-08 22:41:56,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:41:56,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:41:56,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:56,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:41:56,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:41:56,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:56" (1/1) ... [2024-11-08 22:41:56,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d754333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:56, skipping insertion in model container [2024-11-08 22:41:56,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:56" (1/1) ... [2024-11-08 22:41:56,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:41:56,431 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c[1269,1282] [2024-11-08 22:41:57,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:57,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:41:57,035 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c[1269,1282] [2024-11-08 22:41:57,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:57,332 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:41:57,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57 WrapperNode [2024-11-08 22:41:57,333 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:57,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:57,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:41:57,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:41:57,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:57,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,213 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4765 [2024-11-08 22:41:58,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:58,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:41:58,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:41:58,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:41:58,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:41:58,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:41:58,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:41:58,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:41:58,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:57" (1/1) ... [2024-11-08 22:41:58,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:59,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:41:59,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:41:59,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:41:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:41:59,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:41:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:41:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:41:59,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:41:59,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:41:59,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:41:59,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:06,013 INFO L? ?]: Removed 2675 outVars from TransFormulas that were not future-live. [2024-11-08 22:42:06,014 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:14,230 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:42:14,230 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:42:14,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:14 BoogieIcfgContainer [2024-11-08 22:42:14,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:42:14,232 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:42:14,233 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:42:14,244 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:42:14,244 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:14" (1/1) ... [2024-11-08 22:42:14,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:42:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-08 22:42:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-08 22:42:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:42:14,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-08 22:42:28,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:39,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:49,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:42:59,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:43:10,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:43:20,126 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 [] [2024-11-08 22:43:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:20,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2024-11-08 22:43:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-11-08 22:43:20,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:43:20,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:20,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:58,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:46:46,013 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:46:46,018 INFO L158 Benchmark]: Toolchain (without parser) took 289960.85ms. Allocated memory was 157.3MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 105.3MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 396.7MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,018 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory was 99.5MB in the beginning and 99.4MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:46,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1274.52ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 100.5MB in the end (delta: 4.8MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 878.95ms. Allocated memory was 157.3MB in the beginning and 220.2MB in the end (delta: 62.9MB). Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.2MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,024 INFO L158 Benchmark]: Boogie Preprocessor took 760.07ms. Allocated memory was 220.2MB in the beginning and 425.7MB in the end (delta: 205.5MB). Free memory was 99.3MB in the beginning and 278.4MB in the end (delta: -179.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,025 INFO L158 Benchmark]: RCFGBuilder took 15252.04ms. Allocated memory was 425.7MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 278.4MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 601.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,026 INFO L158 Benchmark]: CodeCheck took 271784.55ms. Allocated memory was 2.1GB in the beginning and 3.9GB in the end (delta: 1.9GB). Free memory was 1.8GB in the beginning and 3.5GB in the end (delta: -1.7GB). Peak memory consumption was 126.2MB. Max. memory is 16.1GB. [2024-11-08 22:46:46,033 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 0.35ms. Allocated memory is still 127.9MB. Free memory was 99.5MB in the beginning and 99.4MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1274.52ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 100.5MB in the end (delta: 4.8MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 878.95ms. Allocated memory was 157.3MB in the beginning and 220.2MB in the end (delta: 62.9MB). Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.2MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 760.07ms. Allocated memory was 220.2MB in the beginning and 425.7MB in the end (delta: 205.5MB). Free memory was 99.3MB in the beginning and 278.4MB in the end (delta: -179.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * RCFGBuilder took 15252.04ms. Allocated memory was 425.7MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 278.4MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 601.1MB. Max. memory is 16.1GB. * CodeCheck took 271784.55ms. Allocated memory was 2.1GB in the beginning and 3.9GB in the end (delta: 1.9GB). Free memory was 1.8GB in the beginning and 3.5GB in the end (delta: -1.7GB). Peak memory consumption was 126.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:46:46,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c1dfcbee3b3c08868a7bc65611f640bbe908ac332f2cba22ac0e18c87a2548d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:46:48,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:46:48,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:46:48,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:46:48,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:46:48,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:46:48,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:46:48,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:46:48,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:46:48,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:46:48,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:46:48,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:46:48,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:46:48,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:46:48,881 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:46:48,882 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:46:48,882 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:46:48,882 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:46:48,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:46:48,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:46:48,884 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:46:48,886 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:46:48,887 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:46:48,887 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:48,887 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:46:48,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:46:48,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:48,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:46:48,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:46:48,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:46:48,890 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:46:48,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:48,890 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:46:48,891 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1dfcbee3b3c08868a7bc65611f640bbe908ac332f2cba22ac0e18c87a2548d6 [2024-11-08 22:46:49,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:46:49,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:46:49,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:46:49,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:46:49,353 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:46:49,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c Unable to find full path for "g++" [2024-11-08 22:46:51,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:46:52,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:46:52,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c [2024-11-08 22:46:52,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/fb3ffe926/54d173dcb0424287b8b15726ac3ffe33/FLAG38a548196 [2024-11-08 22:46:52,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/data/fb3ffe926/54d173dcb0424287b8b15726ac3ffe33 [2024-11-08 22:46:52,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:46:52,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:46:52,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:52,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:46:52,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:46:52,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:52" (1/1) ... [2024-11-08 22:46:52,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6914ed25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:52, skipping insertion in model container [2024-11-08 22:46:52,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:52" (1/1) ... [2024-11-08 22:46:52,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:46:52,756 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c[1269,1282] [2024-11-08 22:46:53,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:53,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:46:53,225 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_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d8_e0.c[1269,1282] [2024-11-08 22:46:53,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:53,381 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:46:53,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53 WrapperNode [2024-11-08 22:46:53,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:53,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:53,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:46:53,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:46:53,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,550 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2021 [2024-11-08 22:46:53,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:53,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:46:53,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:46:53,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:46:53,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:46:53,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:46:53,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:46:53,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:46:53,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:53" (1/1) ... [2024-11-08 22:46:53,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:53,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:46:53,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:46:53,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:46:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:46:53,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:46:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:46:53,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:46:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:46:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:46:54,306 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:46:54,308 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:46:56,148 INFO L? ?]: Removed 666 outVars from TransFormulas that were not future-live. [2024-11-08 22:46:56,149 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:46:56,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:46:56,310 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:46:56,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:56 BoogieIcfgContainer [2024-11-08 22:46:56,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:46:56,312 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:46:56,312 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:46:56,323 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:46:56,323 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:56" (1/1) ... [2024-11-08 22:46:56,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:46:56,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-08 22:46:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-08 22:46:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:46:56,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:56,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:56,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:56,425 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:56,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:46:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:57,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:46:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:46:58,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 22:46:58,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:59,158 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 22:46:59,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:47:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-11-08 22:47:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-11-08 22:47:00,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:47:00,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:00,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:00,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:00,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:00,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:47:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:02,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:03,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 22:47:03,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-11-08 22:47:05,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:47:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 175 transitions. [2024-11-08 22:47:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2024-11-08 22:47:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-08 22:47:09,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:09,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:09,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:09,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:09,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:47:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:12,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:13,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 2368 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-08 22:47:13,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:48:16,772 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 22:48:16,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-08 22:48:16,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d821a72-ea4f-48b2-aab9-3f5bf40f91e0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:48:16,804 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:48:16,808 INFO L158 Benchmark]: Toolchain (without parser) took 84492.41ms. Allocated memory was 71.3MB in the beginning and 486.5MB in the end (delta: 415.2MB). Free memory was 43.9MB in the beginning and 161.7MB in the end (delta: -117.9MB). Peak memory consumption was 301.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,809 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 46.7MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:16,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1066.05ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 55.5MB in the end (delta: -11.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.45ms. Allocated memory is still 94.4MB. Free memory was 55.1MB in the beginning and 40.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,812 INFO L158 Benchmark]: Boogie Preprocessor took 143.22ms. Allocated memory is still 94.4MB. Free memory was 40.3MB in the beginning and 46.4MB in the end (delta: -6.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,812 INFO L158 Benchmark]: RCFGBuilder took 2615.58ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 46.0MB in the beginning and 56.1MB in the end (delta: -10.1MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,813 INFO L158 Benchmark]: CodeCheck took 80494.74ms. Allocated memory was 157.3MB in the beginning and 486.5MB in the end (delta: 329.3MB). Free memory was 56.1MB in the beginning and 161.7MB in the end (delta: -105.6MB). Peak memory consumption was 225.3MB. Max. memory is 16.1GB. [2024-11-08 22:48:16,817 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 0.26ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 46.7MB in the end (delta: 37.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1066.05ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.7MB in the beginning and 55.5MB in the end (delta: -11.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.45ms. Allocated memory is still 94.4MB. Free memory was 55.1MB in the beginning and 40.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.22ms. Allocated memory is still 94.4MB. Free memory was 40.3MB in the beginning and 46.4MB in the end (delta: -6.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2615.58ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 46.0MB in the beginning and 56.1MB in the end (delta: -10.1MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * CodeCheck took 80494.74ms. Allocated memory was 157.3MB in the beginning and 486.5MB in the end (delta: 329.3MB). Free memory was 56.1MB in the beginning and 161.7MB in the end (delta: -105.6MB). Peak memory consumption was 225.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants