./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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 ebe1e8929ddf4e64abcd8a155c27c57bcfa383e79973a610e813bee2b5432fdd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:35,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:35,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:03:35,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:03:35,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:03:35,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:35,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:03:35,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:03:35,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:35,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:35,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:35,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:03:35,183 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:35,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:03:35,184 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:35,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:35,185 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:35,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:35,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:35,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:35,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:35,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:35,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:03:35,186 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:03:35,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:03:35,186 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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 -> ebe1e8929ddf4e64abcd8a155c27c57bcfa383e79973a610e813bee2b5432fdd [2024-11-13 23:03:35,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:35,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:35,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:35,568 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:35,569 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:35,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c Unable to find full path for "g++" [2024-11-13 23:03:37,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:38,557 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:38,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c [2024-11-13 23:03:38,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/5940d3c29/6eca52194a7342dd909ee0445da5635d/FLAG89fc19e74 [2024-11-13 23:03:38,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/5940d3c29/6eca52194a7342dd909ee0445da5635d [2024-11-13 23:03:38,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:38,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:38,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:38,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:38,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:38,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77416a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38, skipping insertion in model container [2024-11-13 23:03:38,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:39,055 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c[1178,1191] [2024-11-13 23:03:39,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:39,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:39,785 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c[1178,1191] [2024-11-13 23:03:40,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:40,179 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:40,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40 WrapperNode [2024-11-13 23:03:40,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:40,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:40,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:40,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:40,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:40,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:41,525 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8189 [2024-11-13 23:03:41,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:41,534 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:41,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:41,534 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:41,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:41,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:41,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:41,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:42,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:42,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:42,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:42,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:43,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:43,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:43,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:43,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:43,286 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:40" (1/1) ... [2024-11-13 23:03:43,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:43,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:43,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:43,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:03:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:44,248 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:44,251 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:59,593 INFO L? ?]: Removed 4306 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:59,594 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:04:19,443 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:04:19,443 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:04:19,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:19 BoogieIcfgContainer [2024-11-13 23:04:19,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:04:19,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:04:19,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:04:19,458 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:04:19,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:19" (1/1) ... [2024-11-13 23:04:19,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:04:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:04:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:04:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:04:19,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:19,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:04:40,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:50,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:53,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:55,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:56,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:05:06,798 WARN L539 Checker$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 23:05:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 23:05:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 23:05:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:05:06,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:06,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:08:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:08:37,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:12:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:12:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:12:26,273 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 23:12:26,281 INFO L158 Benchmark]: Toolchain (without parser) took 527643.80ms. Allocated memory was 117.4MB in the beginning and 7.0GB in the end (delta: 6.9GB). Free memory was 89.6MB in the beginning and 6.1GB in the end (delta: -6.1GB). Peak memory consumption was 808.9MB. Max. memory is 16.1GB. [2024-11-13 23:12:26,284 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:12:26,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1540.66ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 41.5MB in the end (delta: 48.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2024-11-13 23:12:26,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 1344.01ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 41.5MB in the beginning and 100.4MB in the end (delta: -59.0MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2024-11-13 23:12:26,286 INFO L158 Benchmark]: Boogie Preprocessor took 1747.42ms. Allocated memory was 251.7MB in the beginning and 536.9MB in the end (delta: 285.2MB). Free memory was 100.4MB in the beginning and 342.1MB in the end (delta: -241.6MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2024-11-13 23:12:26,287 INFO L158 Benchmark]: RCFGBuilder took 36160.05ms. Allocated memory was 536.9MB in the beginning and 7.0GB in the end (delta: 6.4GB). Free memory was 342.1MB in the beginning and 6.2GB in the end (delta: -5.9GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-13 23:12:26,288 INFO L158 Benchmark]: CodeCheck took 486835.15ms. Allocated memory is still 7.0GB. Free memory was 6.2GB in the beginning and 6.1GB in the end (delta: 56.1MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2024-11-13 23:12:26,292 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 0.62ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1540.66ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 41.5MB in the end (delta: 48.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1344.01ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 41.5MB in the beginning and 100.4MB in the end (delta: -59.0MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1747.42ms. Allocated memory was 251.7MB in the beginning and 536.9MB in the end (delta: 285.2MB). Free memory was 100.4MB in the beginning and 342.1MB in the end (delta: -241.6MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * RCFGBuilder took 36160.05ms. Allocated memory was 536.9MB in the beginning and 7.0GB in the end (delta: 6.4GB). Free memory was 342.1MB in the beginning and 6.2GB in the end (delta: -5.9GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * CodeCheck took 486835.15ms. Allocated memory is still 7.0GB. Free memory was 6.2GB in the beginning and 6.1GB in the end (delta: 56.1MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:12:26,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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 ebe1e8929ddf4e64abcd8a155c27c57bcfa383e79973a610e813bee2b5432fdd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:12:30,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:12:30,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:12:30,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:12:30,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:12:30,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:12:30,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:12:30,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:12:30,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:12:30,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:12:30,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:12:30,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:12:30,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:12:30,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:12:30,557 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:12:30,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:12:30,557 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:12:30,557 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:12:30,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:12:30,560 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:12:30,560 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:12:30,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:12:30,560 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:12:30,560 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:30,560 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:12:30,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:12:30,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:30,561 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:12:30,561 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/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 -> ebe1e8929ddf4e64abcd8a155c27c57bcfa383e79973a610e813bee2b5432fdd [2024-11-13 23:12:31,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:12:31,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:12:31,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:12:31,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:12:31,047 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:12:31,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c Unable to find full path for "g++" [2024-11-13 23:12:33,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:12:34,141 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:12:34,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c [2024-11-13 23:12:34,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/abd2d31da/87d5f74337ae49478d93c208b2aa6cb1/FLAG11ba9da85 [2024-11-13 23:12:34,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/data/abd2d31da/87d5f74337ae49478d93c208b2aa6cb1 [2024-11-13 23:12:34,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:12:34,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:12:34,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:12:34,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:12:34,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:12:34,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:12:34" (1/1) ... [2024-11-13 23:12:34,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7faf8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:34, skipping insertion in model container [2024-11-13 23:12:34,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:12:34" (1/1) ... [2024-11-13 23:12:34,336 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:12:34,607 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c[1178,1191] [2024-11-13 23:12:35,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:12:35,220 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:12:35,244 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_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-back-serstep.c[1178,1191] [2024-11-13 23:12:35,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:12:35,493 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:12:35,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35 WrapperNode [2024-11-13 23:12:35,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:12:35,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:12:35,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:12:35,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:12:35,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,737 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2233 [2024-11-13 23:12:35,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:12:35,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:12:35,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:12:35,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:12:35,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:12:35,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:12:35,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:12:35,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:12:35,933 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:12:35" (1/1) ... [2024-11-13 23:12:35,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:12:35,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:12:35,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:12:35,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:12:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:12:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:12:36,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:12:36,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:12:36,704 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:12:36,706 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:12:44,172 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2024-11-13 23:12:44,173 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:12:44,302 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:12:44,302 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:12:44,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:12:44 BoogieIcfgContainer [2024-11-13 23:12:44,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:12:44,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:12:44,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:12:44,318 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:12:44,319 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:12:44" (1/1) ... [2024-11-13 23:12:44,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:12:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:12:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:12:44,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:12:44,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:44,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:44,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:12:44,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:12:44,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:12:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:45,614 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:12:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:45,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:12:45,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:12:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:12:46,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:12:47,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:12:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:12:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:12:47,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:12:47,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:47,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:47,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:12:47,511 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:12:47,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0ea563f-e3b5-48ba-937a-ef6769b0ec3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:12:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:49,318 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:12:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:49,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 23:12:49,894 INFO L278 TraceCheckSpWp]: Computing forward predicates...