./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/exp_loop.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/exp_loop.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d8110300cda7d6230101fbf6f86509d455885849ba4fd2c9ffa62e45e5fbc59 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:15:55,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:15:55,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:15:55,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:15:55,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:15:55,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:15:55,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:15:55,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:15:55,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:15:55,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:15:55,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:15:55,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:15:55,274 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:15:55,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:15:55,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:15:55,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:15:55,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:15:55,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:15:55,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:15:55,277 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:15:55,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:15:55,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:15:55,279 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:15:55,279 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:15:55,280 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:15:55,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:15:55,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:15:55,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:55,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:15:55,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:15:55,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:15:55,283 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:15:55,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:15:55,284 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d8110300cda7d6230101fbf6f86509d455885849ba4fd2c9ffa62e45e5fbc59 [2024-11-08 23:15:55,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:15:55,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:15:55,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:15:55,570 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:15:55,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:15:55,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/exp_loop.c Unable to find full path for "g++" [2024-11-08 23:15:57,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:15:57,687 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:15:57,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c [2024-11-08 23:15:57,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/deb12b607/f8ec08a00f1046fcb566f0d3215d486f/FLAGfb4770a9a [2024-11-08 23:15:57,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/deb12b607/f8ec08a00f1046fcb566f0d3215d486f [2024-11-08 23:15:57,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:15:57,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:15:57,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:57,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:15:57,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:15:57,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:57" (1/1) ... [2024-11-08 23:15:57,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492fe5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:57, skipping insertion in model container [2024-11-08 23:15:57,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:15:57" (1/1) ... [2024-11-08 23:15:57,752 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:15:57,931 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c[587,600] [2024-11-08 23:15:57,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:57,961 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:15:57,974 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c[587,600] [2024-11-08 23:15:57,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:15:58,001 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:15:58,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58 WrapperNode [2024-11-08 23:15:58,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:15:58,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:58,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:15:58,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:15:58,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,036 INFO L138 Inliner]: procedures = 18, calls = 17, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 97 [2024-11-08 23:15:58,037 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:15:58,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:15:58,038 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:15:58,038 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:15:58,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:15:58,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:15:58,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:15:58,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:15:58,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:15:58,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:15:58,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:15:58,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:15:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:15:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:15:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:15:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:15:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:15:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:15:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:15:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:15:58,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:15:58,201 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:15:58,388 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-08 23:15:58,388 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:15:58,455 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:15:58,455 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:15:58,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:58 BoogieIcfgContainer [2024-11-08 23:15:58,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:15:58,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:15:58,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:15:58,468 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:15:58,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:58" (1/1) ... [2024-11-08 23:15:58,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:15:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-08 23:15:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-08 23:15:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:15:58,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:58,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:15:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:15:58,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-11-08 23:15:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-11-08 23:15:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:15:58,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:15:58,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:58,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:58,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:15:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:58,981 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:15:59,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:15:59 ImpRootNode [2024-11-08 23:15:59,014 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:15:59,015 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:15:59,015 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:15:59,015 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:15:59,016 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:15:58" (3/4) ... [2024-11-08 23:15:59,037 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:15:59,038 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:15:59,040 INFO L158 Benchmark]: Toolchain (without parser) took 1327.45ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 109.2MB in the beginning and 145.2MB in the end (delta: -35.9MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,040 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:59,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.18ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 95.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.95ms. Allocated memory is still 140.5MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,044 INFO L158 Benchmark]: Boogie Preprocessor took 24.80ms. Allocated memory is still 140.5MB. Free memory was 94.2MB in the beginning and 92.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,045 INFO L158 Benchmark]: RCFGBuilder took 392.52ms. Allocated memory is still 140.5MB. Free memory was 92.7MB in the beginning and 76.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,046 INFO L158 Benchmark]: CodeCheck took 557.88ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 54.0MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,046 INFO L158 Benchmark]: Witness Printer took 23.90ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 54.0MB in the beginning and 145.2MB in the end (delta: -91.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-11-08 23:15:59,054 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 14]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someUnaryFLOAToperation at line 20, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L71] float a, b, c; [L72] int e; [L74] a = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not(a >= 1e-10 && a <= 1e10) [L12] COND FALSE !(!cond) [L75] RET assume_abort_if_not(a >= 1e-10 && a <= 1e10) [L77] CALL, EXPR FREXP(a, &e) [L25] int x; [L26] float r; [L27] CALL, EXPR FABS(d) [L19] COND TRUE d >= 0.f [L19] return d; [L27] RET, EXPR FABS(d) [L27] float dd = FABS(d); [L29] COND TRUE dd >= 1.f [L30] x = 1 [L31] r = 2.f VAL [e={23638:0}, x=1] [L32] COND TRUE r <= dd VAL [e={23638:0}, x=1] [L46] *e = x [L47] return dd / r; [L77] RET, EXPR FREXP(a, &e) [L77] b = FREXP(a, &e) [L78] EXPR \read(e) [L78] CALL, EXPR LDEXP(b, e/2) [L52] float x = 1.; VAL [e=0] [L54] COND TRUE e >= 0 VAL [e=0] [L55] COND TRUE e > 0 [L66] return d * x; [L78] RET, EXPR LDEXP(b, e/2) [L78] c = LDEXP(b, e/2) [L80] CALL __VERIFIER_assert(c >= 0.f && c <= 1e6) [L14] COND TRUE !(cond) [L14] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.18ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 95.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.95ms. Allocated memory is still 140.5MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.80ms. Allocated memory is still 140.5MB. Free memory was 94.2MB in the beginning and 92.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 392.52ms. Allocated memory is still 140.5MB. Free memory was 92.7MB in the beginning and 76.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 557.88ms. Allocated memory is still 140.5MB. Free memory was 76.5MB in the beginning and 54.0MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 23.90ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 54.0MB in the beginning and 145.2MB in the end (delta: -91.2MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:15:59,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/exp_loop.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d8110300cda7d6230101fbf6f86509d455885849ba4fd2c9ffa62e45e5fbc59 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:01,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:01,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:16:01,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:01,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:01,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:01,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:01,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:01,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:01,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:01,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:16:01,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:16:01,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:01,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:01,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:01,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:01,608 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:16:01,609 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:16:01,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:01,609 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:16:01,610 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:16:01,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:01,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:01,614 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:01,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:01,615 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:01,615 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:01,616 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:16:01,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:01,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:01,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:01,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:01,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:01,619 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:16:01,620 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:01,620 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:16:01,620 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d8110300cda7d6230101fbf6f86509d455885849ba4fd2c9ffa62e45e5fbc59 [2024-11-08 23:16:02,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:02,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:02,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:02,075 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:02,076 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:02,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/exp_loop.c Unable to find full path for "g++" [2024-11-08 23:16:04,108 INFO L533 CDTParser]: Created temporary CDT project at NULL Unable to find full path for "g++" [2024-11-08 23:16:05,430 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:05,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c [2024-11-08 23:16:05,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/dbb911060/854c9dc5e0aa4110a446ee56c25e7b04/FLAGc411af553 [2024-11-08 23:16:05,455 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/data/dbb911060/854c9dc5e0aa4110a446ee56c25e7b04 [2024-11-08 23:16:05,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:05,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:05,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:05,461 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:05,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:05,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e4b4a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05, skipping insertion in model container [2024-11-08 23:16:05,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:05,718 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c[587,600] [2024-11-08 23:16:05,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:05,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:05,789 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_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/sv-benchmarks/c/float-benchs/exp_loop.c[587,600] [2024-11-08 23:16:05,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:05,819 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:05,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05 WrapperNode [2024-11-08 23:16:05,820 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:05,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:05,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:05,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:05,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,869 INFO L138 Inliner]: procedures = 21, calls = 17, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 98 [2024-11-08 23:16:05,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:05,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:05,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:05,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:05,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:05,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:05,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:05,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:05,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:05" (1/1) ... [2024-11-08 23:16:05,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:05,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:05,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:05,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:16:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:16:06,065 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:06,067 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:07,534 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:07,535 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:07,664 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:07,664 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:16:07,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:07 BoogieIcfgContainer [2024-11-08 23:16:07,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:07,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:07,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:07,678 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:07,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:07" (1/1) ... [2024-11-08 23:16:07,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-08 23:16:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-08 23:16:07,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:16:07,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:07,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:07,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:07,771 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:07,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:16:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:07,953 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:08,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:08,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:08,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:16:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:09,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-11-08 23:16:09,834 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-11-08 23:16:09,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:16:09,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:09,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:09,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:09,836 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:09,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:16:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:10,336 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:11,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:16:11,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:16:16,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:16:18,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:16:27,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2024-11-08 23:16:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2024-11-08 23:16:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:16:27,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:27,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:27,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:27,502 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:27,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:16:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:28,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:30,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:16:30,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:17:04,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:17:30,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:17:34,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:17:44,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.74s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:17:46,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:17:56,469 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c_ULTIMATE.start_LDEXP_~x~1#1| ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode 1.0)))) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2.0)) (.cse3 (= c_currentRoundingMode roundNearestTiesToEven))) (and (not (and (exists ((|v_ULTIMATE.start_FREXP_~dd~0#1_27| (_ FloatingPoint 8 24))) (and (not (fp.leq .cse0 |v_ULTIMATE.start_FREXP_~dd~0#1_27|)) (fp.geq |v_ULTIMATE.start_FREXP_~dd~0#1_27| .cse1) (= (fp.div c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_27| .cse0) |c_ULTIMATE.start_LDEXP_~d#1|))) .cse2 .cse3)) .cse2 (exists ((|v_ULTIMATE.start_FREXP_~dd~0#1_28| (_ FloatingPoint 8 24))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 2.0)))) (and (not (fp.geq |v_ULTIMATE.start_FREXP_~dd~0#1_28| .cse1)) (not (fp.gt .cse4 |v_ULTIMATE.start_FREXP_~dd~0#1_28|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_28|) ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 10000000000.0))) (= (fp.div c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_28| (fp.mul c_currentRoundingMode .cse4 .cse0)) |c_ULTIMATE.start_LDEXP_~d#1|)))) .cse3)) is different from false [2024-11-08 23:18:28,409 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse2 (= |c_ULTIMATE.start_LDEXP_~x~1#1| ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode 1.0)))) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode 1.0)) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2.0)) (.cse3 (= c_currentRoundingMode roundNearestTiesToEven))) (and (not (and (exists ((|v_ULTIMATE.start_FREXP_~dd~0#1_27| (_ FloatingPoint 8 24))) (and (not (fp.leq .cse0 |v_ULTIMATE.start_FREXP_~dd~0#1_27|)) (fp.geq |v_ULTIMATE.start_FREXP_~dd~0#1_27| .cse1) (= (fp.div c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_27| .cse0) |c_ULTIMATE.start_LDEXP_~d#1|))) .cse2 .cse3)) .cse2 (exists ((|v_ULTIMATE.start_FREXP_~dd~0#1_28| (_ FloatingPoint 8 24))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 2.0)))) (and (not (fp.geq |v_ULTIMATE.start_FREXP_~dd~0#1_28| .cse1)) (not (fp.gt .cse4 |v_ULTIMATE.start_FREXP_~dd~0#1_28|)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_28|) ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 10000000000.0))) (= (fp.div c_currentRoundingMode |v_ULTIMATE.start_FREXP_~dd~0#1_28| (fp.mul c_currentRoundingMode .cse4 .cse0)) |c_ULTIMATE.start_LDEXP_~d#1|)))) .cse3))) is different from true [2024-11-08 23:18:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:18:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:18:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:18:30,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:30,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:30,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:30,315 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:18:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:30,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:32,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:18:32,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:19:11,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:19:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:19:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:19:11,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:11,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:11,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:11,831 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:11,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:19:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:12,426 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:16,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:19:16,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:19:42,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:43,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:43,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:19:43,074 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:19:43,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:19:43,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:43,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:43,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:43,078 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:43,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:19:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:43,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:48,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:19:48,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:14,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:20:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:20:15,000 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:20:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:20:15,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:15,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:15,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:15,003 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:15,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:20:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:15,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:17,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:20:17,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:45,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:20:45,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:45,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:20:45,588 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:20:45,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:20:45,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:45,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:45,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:45,593 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:45,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:20:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:46,102 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:58,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:20:58,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:23,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:21:23,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:21:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:21:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:21:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:21:23,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:23,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:23,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:23,335 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:23,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:21:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:23,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:25,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:21:25,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:21:47,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:21:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:21:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:21:47,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:47,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:47,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:47,812 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:47,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:21:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:48,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:51,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:21:51,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:14,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:22:14,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:22:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 32 states and 71 transitions. [2024-11-08 23:22:14,733 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 71 transitions. [2024-11-08 23:22:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:22:14,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:14,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:22:14,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:22:14,736 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:22:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:22:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:15,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:22:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:22:28,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:22:28,945 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:22:28,948 INFO L158 Benchmark]: Toolchain (without parser) took 383488.79ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 50.0MB in the end (delta: 18.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,948 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 56.6MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:22:28,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.48ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 53.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.20ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,953 INFO L158 Benchmark]: Boogie Preprocessor took 38.37ms. Allocated memory is still 90.2MB. Free memory was 52.2MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,954 INFO L158 Benchmark]: RCFGBuilder took 1755.82ms. Allocated memory is still 90.2MB. Free memory was 50.4MB in the beginning and 68.0MB in the end (delta: -17.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,957 INFO L158 Benchmark]: CodeCheck took 381281.21ms. Allocated memory is still 90.2MB. Free memory was 68.0MB in the beginning and 50.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-08 23:22:28,960 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 0.54ms. Allocated memory is still 56.6MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.48ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 53.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.20ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 52.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.37ms. Allocated memory is still 90.2MB. Free memory was 52.2MB in the beginning and 50.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1755.82ms. Allocated memory is still 90.2MB. Free memory was 50.4MB in the beginning and 68.0MB in the end (delta: -17.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 381281.21ms. Allocated memory is still 90.2MB. Free memory was 68.0MB in the beginning and 50.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:22:29,174 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 23:22:29,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4ed7ac-caef-4c31-9111-4e4192a87dc8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown