./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_2_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash 9a3e0b52eabe0a038e4774a376f7ed1eb95ce84c8d3569b2d9d7df15f27e8bd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:37,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:37,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:04:37,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:37,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:37,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:37,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:37,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:37,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:37,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:37,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:37,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:37,455 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:37,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:37,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:37,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:37,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:37,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:37,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:37,459 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:37,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:37,460 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:37,461 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:37,461 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:37,462 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:37,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:37,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:37,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:37,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:37,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:37,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:37,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:37,466 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:37,466 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_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3e0b52eabe0a038e4774a376f7ed1eb95ce84c8d3569b2d9d7df15f27e8bd7 [2023-11-19 04:04:37,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:37,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:37,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:37,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:37,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:37,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/gcd_1+newton_2_3.i [2023-11-19 04:04:41,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:41,729 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:41,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i [2023-11-19 04:04:41,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/79ede40a3/54e52ed110c34aa19f1f7b7eb074d9c4/FLAG74d7ac261 [2023-11-19 04:04:41,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/79ede40a3/54e52ed110c34aa19f1f7b7eb074d9c4 [2023-11-19 04:04:41,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:41,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:41,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:41,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:41,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:41,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:41" (1/1) ... [2023-11-19 04:04:41,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d925328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:41, skipping insertion in model container [2023-11-19 04:04:41,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:41" (1/1) ... [2023-11-19 04:04:41,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:42,012 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[1226,1239] [2023-11-19 04:04:42,043 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[2807,2820] [2023-11-19 04:04:42,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:42,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:42,074 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[1226,1239] [2023-11-19 04:04:42,087 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[2807,2820] [2023-11-19 04:04:42,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:42,107 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:42,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42 WrapperNode [2023-11-19 04:04:42,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:42,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:42,110 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:42,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:42,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,183 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 88 [2023-11-19 04:04:42,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:42,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:42,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:42,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:42,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:42,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:42,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:42,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:42,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:42,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:42,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:42,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2023-11-19 04:04:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2023-11-19 04:04:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 04:04:42,330 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 04:04:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:42,436 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:42,441 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:42,844 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:42,957 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:42,958 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:04:42,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:42 BoogieIcfgContainer [2023-11-19 04:04:42,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:42,967 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:42,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:42,986 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:42,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:42" (1/1) ... [2023-11-19 04:04:42,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-19 04:04:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-19 04:04:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:04:43,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:43,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:43,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:04:43,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:43,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 04:04:43,428 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 04:04:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:04:43,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:43,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:43,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:04:43,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:43,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:43,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-11-19 04:04:43,915 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-19 04:04:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:04:43,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:43,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:50,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 04:04:50,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:13,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-19 04:05:13,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:13,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-11-19 04:05:13,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-11-19 04:05:13,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:13,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:13,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 04:05:23,873 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:05:23,877 INFO L158 Benchmark]: Toolchain (without parser) took 42114.14ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 78.1MB in the end (delta: 30.7MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,877 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:23,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.03ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 97.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.16ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,881 INFO L158 Benchmark]: Boogie Preprocessor took 32.27ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,882 INFO L158 Benchmark]: RCFGBuilder took 748.61ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 102.5MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,885 INFO L158 Benchmark]: CodeCheck took 40909.21ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 78.1MB in the end (delta: 24.5MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 04:05:23,892 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.03ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 97.1MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.16ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 95.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.27ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.61ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 102.5MB in the end (delta: -9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 40909.21ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 78.1MB in the end (delta: 24.5MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:05:23,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash 9a3e0b52eabe0a038e4774a376f7ed1eb95ce84c8d3569b2d9d7df15f27e8bd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:27,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:27,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:05:27,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:27,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:27,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:27,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:27,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:27,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:27,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:27,159 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:27,160 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:27,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:27,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:27,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:27,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:27,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:05:27,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:05:27,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:05:27,166 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:27,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:27,167 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:27,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:27,169 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:27,169 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:27,170 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:27,171 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:27,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:27,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:27,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:27,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:27,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:27,175 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:05:27,175 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:27,176 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:27,177 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:05:27,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:27,178 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3e0b52eabe0a038e4774a376f7ed1eb95ce84c8d3569b2d9d7df15f27e8bd7 [2023-11-19 04:05:27,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:27,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:27,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:27,705 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:27,706 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:27,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/gcd_1+newton_2_3.i [2023-11-19 04:05:31,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:31,415 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:31,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i [2023-11-19 04:05:31,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/7524d5f4c/d13473e93a704181bc6df2a61dd814d3/FLAG34da49be8 [2023-11-19 04:05:31,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/data/7524d5f4c/d13473e93a704181bc6df2a61dd814d3 [2023-11-19 04:05:31,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:31,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:31,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:31,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:31,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:31,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40eb10ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31, skipping insertion in model container [2023-11-19 04:05:31,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,480 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:31,664 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[1226,1239] [2023-11-19 04:05:31,714 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[2807,2820] [2023-11-19 04:05:31,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:31,748 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:31,779 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[1226,1239] [2023-11-19 04:05:31,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/sv-benchmarks/c/combinations/gcd_1+newton_2_3.i[2807,2820] [2023-11-19 04:05:31,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:31,850 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:31,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31 WrapperNode [2023-11-19 04:05:31,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:31,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:31,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:31,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:31,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,939 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2023-11-19 04:05:31,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:31,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:31,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:31,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:31,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:31,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:32,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:32,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:32,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:32,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:32,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:32,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:31" (1/1) ... [2023-11-19 04:05:32,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:32,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:32,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:32,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54ffc893-7924-4109-b2fa-68ce0d9e9618/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:05:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2023-11-19 04:05:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2023-11-19 04:05:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 04:05:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 04:05:32,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:32,211 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:32,214 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation