./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0921.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0921.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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_c5b06bda-26a0-4c17-9694-f63be3318e2e/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 ff79c740204f513a01c900350576ff8bf7bfaa86497cf43ba5460bcbb774895a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:18:14,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:18:14,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:18:14,542 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:18:14,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:18:14,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:18:14,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:18:14,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:18:14,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:18:14,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:18:14,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:18:14,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:18:14,587 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:18:14,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:18:14,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:18:14,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:18:14,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:18:14,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:18:14,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:18:14,589 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:18:14,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:18:14,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:18:14,593 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:18:14,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:18:14,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:18:14,597 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:18:14,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:18:14,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:14,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:18:14,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:18:14,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:18:14,600 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:18:14,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:18:14,600 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff79c740204f513a01c900350576ff8bf7bfaa86497cf43ba5460bcbb774895a [2024-11-09 00:18:14,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:18:14,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:18:14,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:18:14,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:18:14,936 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:18:14,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0921.c Unable to find full path for "g++" [2024-11-09 00:18:16,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:18:17,182 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:18:17,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c [2024-11-09 00:18:17,190 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/ddb27de08/bfd02a7779bf473fa0770c98fc36d4d8/FLAGbb9fcc2f2 [2024-11-09 00:18:17,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/ddb27de08/bfd02a7779bf473fa0770c98fc36d4d8 [2024-11-09 00:18:17,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:18:17,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:18:17,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:17,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:18:17,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:18:17,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d1102d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17, skipping insertion in model container [2024-11-09 00:18:17,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:18:17,486 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c[3679,3692] [2024-11-09 00:18:17,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:17,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:18:17,545 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c[3679,3692] [2024-11-09 00:18:17,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:17,566 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:18:17,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17 WrapperNode [2024-11-09 00:18:17,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:17,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:17,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:18:17,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:18:17,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,619 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 187 [2024-11-09 00:18:17,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:17,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:18:17,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:18:17,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:18:17,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:18:17,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:18:17,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:18:17,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:18:17,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:17" (1/1) ... [2024-11-09 00:18:17,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:17,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:18:17,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:18:17,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:18:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:18:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:18:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:18:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:18:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:18:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:18:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:18:17,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:18:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:18:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:18:17,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:18:17,829 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:18:18,202 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-09 00:18:18,202 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:18:18,457 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:18:18,459 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:18:18,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:18 BoogieIcfgContainer [2024-11-09 00:18:18,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:18:18,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:18:18,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:18:18,472 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:18:18,473 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:18" (1/1) ... [2024-11-09 00:18:18,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:18:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:18,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-09 00:18:18,544 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-09 00:18:18,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:18:18,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:18,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:18,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:18:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-09 00:18:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-09 00:18:18,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:18:18,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:18,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:18,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:18:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:18,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:18:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:19,002 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:18:19,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:18:19 ImpRootNode [2024-11-09 00:18:19,040 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:18:19,041 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:18:19,041 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:18:19,041 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:18:19,042 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:18" (3/4) ... [2024-11-09 00:18:19,044 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:18:19,046 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:18:19,047 INFO L158 Benchmark]: Toolchain (without parser) took 1835.23ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 99.8MB in the beginning and 91.6MB in the end (delta: 8.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,048 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:18:19,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.50ms. Allocated memory is still 140.5MB. Free memory was 99.8MB in the beginning and 85.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,049 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.32ms. Allocated memory is still 140.5MB. Free memory was 85.1MB in the beginning and 82.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,051 INFO L158 Benchmark]: Boogie Preprocessor took 52.68ms. Allocated memory is still 140.5MB. Free memory was 82.8MB in the beginning and 81.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,053 INFO L158 Benchmark]: RCFGBuilder took 783.02ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.0MB in the beginning and 117.3MB in the end (delta: -36.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,054 INFO L158 Benchmark]: CodeCheck took 579.93ms. Allocated memory is still 172.0MB. Free memory was 117.3MB in the beginning and 92.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:18:19,054 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 172.0MB. Free memory was 92.2MB in the beginning and 91.6MB in the end (delta: 543.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:18:19,060 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, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 142]: 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 someBinaryDOUBLEComparisonOperation at line 129, overapproximation of bitwiseOr at line 61, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L34-L43] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L45] static const double zero = 0.0; [L137] double x = 0.0 / 0.0; [L138] CALL, EXPR __ieee754_log(x) [L48] double hfsq, f, s, z, R, w, t1, t2, dk; [L49] __int32_t k, hx, i, j; [L50] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L53] ieee_double_shape_type ew_u; [L54] ew_u.value = (x) [L55] EXPR ew_u.parts.msw [L55] (hx) = ew_u.parts.msw [L56] EXPR ew_u.parts.lsw [L56] (lx) = ew_u.parts.lsw [L59] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, hx=-2147483648, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=115757958561792, two54_log=18014398509481984, x=2, zero=0] [L60] COND TRUE hx < 0x00100000 [L61] EXPR (hx & 0x7fffffff) | lx VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, hx=-2147483648, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L61] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L62] return -two54_log / zero; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, hx=-2147483648, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L138] RET, EXPR __ieee754_log(x) [L138] double res = __ieee754_log(x); [L141] CALL, EXPR isnan_double(res) [L129] return x != x; [L141] RET, EXPR isnan_double(res) [L141] COND TRUE !isnan_double(res) [L142] reach_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.50ms. Allocated memory is still 140.5MB. Free memory was 99.8MB in the beginning and 85.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.32ms. Allocated memory is still 140.5MB. Free memory was 85.1MB in the beginning and 82.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.68ms. Allocated memory is still 140.5MB. Free memory was 82.8MB in the beginning and 81.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 783.02ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.0MB in the beginning and 117.3MB in the end (delta: -36.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 579.93ms. Allocated memory is still 172.0MB. Free memory was 117.3MB in the beginning and 92.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 172.0MB. Free memory was 92.2MB in the beginning and 91.6MB in the end (delta: 543.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:18:19,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0921.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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_c5b06bda-26a0-4c17-9694-f63be3318e2e/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 ff79c740204f513a01c900350576ff8bf7bfaa86497cf43ba5460bcbb774895a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:18:21,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:18:21,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:18:21,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:18:21,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:18:21,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:18:21,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:18:21,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:18:21,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:18:21,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:18:21,702 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:18:21,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:18:21,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:18:21,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:18:21,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:18:21,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:18:21,707 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:18:21,707 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:18:21,708 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:18:21,708 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:18:21,708 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:18:21,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:18:21,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:18:21,712 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:18:21,713 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:18:21,713 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:18:21,713 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:21,713 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:18:21,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:18:21,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:21,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:18:21,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:18:21,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:18:21,718 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:18:21,719 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:18:21,719 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:18:21,719 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff79c740204f513a01c900350576ff8bf7bfaa86497cf43ba5460bcbb774895a [2024-11-09 00:18:22,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:18:22,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:18:22,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:18:22,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:18:22,139 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:18:22,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0921.c Unable to find full path for "g++" [2024-11-09 00:18:24,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:18:24,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:18:24,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c [2024-11-09 00:18:24,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/ada0e4837/70360039309a42fb88c5e3ba9c9ae8b0/FLAG4eb976c32 [2024-11-09 00:18:24,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/data/ada0e4837/70360039309a42fb88c5e3ba9c9ae8b0 [2024-11-09 00:18:24,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:18:24,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:18:24,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:24,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:18:24,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:18:24,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:24" (1/1) ... [2024-11-09 00:18:24,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1732a162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:24, skipping insertion in model container [2024-11-09 00:18:24,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:18:24" (1/1) ... [2024-11-09 00:18:24,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:18:24,855 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c[3679,3692] [2024-11-09 00:18:24,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:24,912 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:18:24,997 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_c5b06bda-26a0-4c17-9694-f63be3318e2e/sv-benchmarks/c/float-newlib/double_req_bl_0921.c[3679,3692] [2024-11-09 00:18:25,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:18:25,031 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:18:25,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25 WrapperNode [2024-11-09 00:18:25,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:18:25,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:25,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:18:25,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:18:25,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,108 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 144 [2024-11-09 00:18:25,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:25,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:18:25,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:18:25,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:18:25,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:18:25,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:18:25,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:18:25,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:18:25,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:18:25" (1/1) ... [2024-11-09 00:18:25,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:25,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:18:25,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:18:25,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:18:25,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:18:25,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:18:25,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:18:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:18:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:18:25,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:18:25,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:19:58,624 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-09 00:19:58,624 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:19:58,768 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:19:58,769 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:19:58,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:58 BoogieIcfgContainer [2024-11-09 00:19:58,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:19:58,772 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:19:58,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:19:58,783 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:19:58,783 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:58" (1/1) ... [2024-11-09 00:19:58,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:19:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-09 00:19:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-09 00:19:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:19:58,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:58,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:58,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:58,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:58,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:19:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:59,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:59,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:19:59,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:59,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:20:10,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:20:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:11,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-09 00:20:11,178 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-09 00:20:11,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:20:11,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:11,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:11,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:11,185 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:11,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:20:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:13,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:13,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:20:13,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:20:16,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:28,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:20:29,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-09 00:20:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-09 00:20:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:20:29,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:29,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:29,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:29,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:29,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:20:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:30,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:30,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:20:30,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:33,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:20:33,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:46,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:20:53,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:04,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:16,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:28,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.70s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:39,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:40,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:21:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-09 00:21:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-09 00:21:44,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:21:44,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:44,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:21:44,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:21:44,503 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:21:44,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:21:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:46,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:21:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:47,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:21:47,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:21:49,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:49,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:21:55,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:22:01,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:22:12,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:22:22,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:22:24,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:22:29,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:22:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-09 00:22:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-09 00:22:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:22:30,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:30,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:30,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:22:30,220 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:22:30,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:22:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:31,437 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:22:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:31,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:22:31,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:22:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:22:31,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:22:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-09 00:22:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-09 00:22:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:22:31,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:31,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:31,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:22:31,574 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:22:31,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:22:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:39,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:22:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:39,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:22:39,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:22:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:22:55,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:24:17,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:24:27,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:24:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-09 00:24:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-09 00:24:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:24:27,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:27,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:24:27,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:24:27,895 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:24:27,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:24:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:29,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:24:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:29,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:24:29,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:24:55,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:26:49,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:26:59,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:27:09,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:27:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:27:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:27:10,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:27:10,785 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 00:27:10,798 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:27:15,586 INFO L77 FloydHoareUtils]: At program point L60(lines 60 72) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~lx~1#1|)))) [2024-11-09 00:27:15,586 INFO L77 FloydHoareUtils]: At program point L60-1(lines 47 126) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (not (bvslt |ULTIMATE.start___ieee754_log_~hx~1#1| (_ bv1048576 32))) (exists ((currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_20| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_20|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_20|)))))) [2024-11-09 00:27:15,587 INFO L77 FloydHoareUtils]: At program point L52-1(lines 52 57) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~lx~1#1|)))) [2024-11-09 00:27:15,587 INFO L77 FloydHoareUtils]: At program point L52-2(lines 52 57) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) [2024-11-09 00:27:15,587 INFO L77 FloydHoareUtils]: At program point L52-3(lines 52 57) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~lx~1#1|)))) [2024-11-09 00:27:15,587 INFO L77 FloydHoareUtils]: At program point __ieee754_log_returnLabel#1(lines 47 126) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_log_#res#1|)) [2024-11-09 00:27:15,588 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 131 147) the Hoare annotation is: true [2024-11-09 00:27:15,588 INFO L77 FloydHoareUtils]: At program point L61(lines 61 62) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start___ieee754_log_~lx~1#1|))) (bvslt |ULTIMATE.start___ieee754_log_~hx~1#1| (_ bv1048576 32))) [2024-11-09 00:27:15,588 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2024-11-09 00:27:15,588 INFO L75 FloydHoareUtils]: For program point L78-1(lines 78 83) no Hoare annotation was computed. [2024-11-09 00:27:15,589 INFO L75 FloydHoareUtils]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2024-11-09 00:27:15,589 INFO L75 FloydHoareUtils]: For program point L78-3(lines 78 83) no Hoare annotation was computed. [2024-11-09 00:27:15,589 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:27:15,590 INFO L77 FloydHoareUtils]: At program point L141(lines 141 144) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret11#1|) [2024-11-09 00:27:15,590 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:27:15,590 INFO L75 FloydHoareUtils]: For program point L67-1(lines 67 71) no Hoare annotation was computed. [2024-11-09 00:27:15,591 INFO L75 FloydHoareUtils]: For program point L67-2(lines 67 71) no Hoare annotation was computed. [2024-11-09 00:27:15,591 INFO L77 FloydHoareUtils]: At program point L63(lines 63 64) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log_~x#1|) (exists ((currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_20| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_20|) |ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_20|))))) (bvslt |ULTIMATE.start___ieee754_log_~hx~1#1| (_ bv1048576 32))) [2024-11-09 00:27:15,591 INFO L75 FloydHoareUtils]: For program point L142(line 142) no Hoare annotation was computed. [2024-11-09 00:27:15,599 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:27:15,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:27:15 ImpRootNode [2024-11-09 00:27:15,606 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:27:15,607 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:27:15,607 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:27:15,608 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:27:15,609 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:58" (3/4) ... [2024-11-09 00:27:15,613 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:27:15,625 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-09 00:27:15,626 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 00:27:15,626 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:27:15,626 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:27:15,759 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:27:15,759 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:27:15,760 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:27:15,760 INFO L158 Benchmark]: Toolchain (without parser) took 531245.96ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 25.9MB in the end (delta: 23.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,761 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 58.7MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:27:15,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.43ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.5MB in the end (delta: -382.0kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.95ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 47.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:27:15,762 INFO L158 Benchmark]: Boogie Preprocessor took 62.87ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 45.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,762 INFO L158 Benchmark]: RCFGBuilder took 93595.80ms. Allocated memory is still 73.4MB. Free memory was 45.5MB in the beginning and 40.5MB in the end (delta: 4.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,762 INFO L158 Benchmark]: CodeCheck took 436834.50ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 31.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,763 INFO L158 Benchmark]: Witness Printer took 152.51ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 25.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:27:15,765 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: 432.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 43 mSolverCounterUnknown, 313 SdHoareTripleChecker+Valid, 694.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 89 mSDsluCounter, 203 SdHoareTripleChecker+Invalid, 644.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 266 IncrementalHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 125 mSDtfsCounter, 266 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 580 GetRequests, 538 SyntacticMatches, 10 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 227.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 50.3s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 65 ConstructedInterpolants, 16 QuantifiedInterpolants, 414 SizeOfPredicates, 15 NumberOfNonLiveVariables, 358 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 - PositiveResult [Line: 142]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 58.7MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.43ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 49.5MB in the end (delta: -382.0kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.95ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 47.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.87ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 45.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 93595.80ms. Allocated memory is still 73.4MB. Free memory was 45.5MB in the beginning and 40.5MB in the end (delta: 4.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * CodeCheck took 436834.50ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 31.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 152.51ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 25.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-09 00:27:15,978 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:27:16,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5b06bda-26a0-4c17-9694-f63be3318e2e/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: TRUE