./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.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_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/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_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/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_bcce9adf-bddc-4783-a7e4-b67d7d944066/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 e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:38,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:38,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:50:38,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:50:38,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:50:38,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:38,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:38,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:38,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:38,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:38,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:38,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:38,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:38,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:50:38,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:38,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:38,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:38,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:38,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:38,535 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:38,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:38,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:38,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:38,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:38,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:38,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:38,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:38,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:38,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:38,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:38,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:38,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:50:38,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:50:38,551 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 [2024-11-09 00:50:38,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:38,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:38,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:38,973 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:38,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:38,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c Unable to find full path for "g++" [2024-11-09 00:50:41,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:42,055 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:42,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2024-11-09 00:50:42,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/fee86158b/933d697f34bf490d8667f6044883344b/FLAG14c140577 [2024-11-09 00:50:42,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/fee86158b/933d697f34bf490d8667f6044883344b [2024-11-09 00:50:42,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:42,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:42,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:42,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:42,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:42,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae3d038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42, skipping insertion in model container [2024-11-09 00:50:42,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:42,452 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-09 00:50:42,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:42,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:42,524 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-09 00:50:42,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:42,548 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:42,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42 WrapperNode [2024-11-09 00:50:42,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:42,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:42,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:42,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:42,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,577 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,642 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 432 [2024-11-09 00:50:42,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:42,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:42,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:42,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:42,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,709 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:42,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:42,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:42,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:42,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:42" (1/1) ... [2024-11-09 00:50:42,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:42,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:42,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:42,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:50:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:50:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:50:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:50:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:50:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:50:42,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 00:50:42,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:50:43,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:43,013 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:43,890 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:43,890 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:44,746 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:44,747 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-09 00:50:44,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:44 BoogieIcfgContainer [2024-11-09 00:50:44,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:44,750 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:44,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:44,769 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:44,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:44" (1/1) ... [2024-11-09 00:50:44,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2024-11-09 00:50:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2024-11-09 00:50:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:50:44,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:44,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:45,203 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 00:50:45,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:45,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2024-11-09 00:50:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2024-11-09 00:50:45,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:50:45,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:45,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:45,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:45,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:46,051 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:50:46,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:46 ImpRootNode [2024-11-09 00:50:46,112 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:46,113 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:46,113 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:46,113 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:46,114 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:44" (3/4) ... [2024-11-09 00:50:46,118 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:50:46,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:46,121 INFO L158 Benchmark]: Toolchain (without parser) took 4007.54ms. Allocated memory is still 157.3MB. Free memory was 128.0MB in the beginning and 58.4MB in the end (delta: 69.6MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,122 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 119.5MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:46,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.70ms. Allocated memory is still 157.3MB. Free memory was 127.6MB in the beginning and 111.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.10ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 108.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,126 INFO L158 Benchmark]: Boogie Preprocessor took 78.59ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 105.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,127 INFO L158 Benchmark]: RCFGBuilder took 2025.56ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 110.9MB in the end (delta: -5.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,128 INFO L158 Benchmark]: CodeCheck took 1361.89ms. Allocated memory is still 157.3MB. Free memory was 110.9MB in the beginning and 58.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-09 00:50:46,129 INFO L158 Benchmark]: Witness Printer took 7.44ms. Allocated memory is still 157.3MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:46,135 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, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 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: 177]: 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 bitwiseOr at line 42, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20-L23] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L171] double x = __VERIFIER_nondet_double(); [L172] double y = 0.0; [L173] CALL, EXPR fmod_double(x, y) [L26] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L27] __uint32_t lx, ly, lz; VAL [Zero_fmod={4:0}, one_fmod=1, y=0] [L30] ieee_double_shape_type ew_u; [L31] ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] (hx) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] (lx) = ew_u.parts.lsw [L36] ieee_double_shape_type ew_u; [L37] ew_u.value = (y) [L38] EXPR ew_u.parts.msw [L38] (hy) = ew_u.parts.msw [L39] EXPR ew_u.parts.lsw [L39] (ly) = ew_u.parts.lsw [L41] sx = hx & 0x80000000 [L42] hx ^= sx [L43] hy &= 0x7fffffff [L45] EXPR hy | ly [L45-L46] (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [Zero_fmod={4:0}, hx=2146435072, hy=2147483647, lx=9, ly=-2147483650, one_fmod=1, sx=0, x=4, y=0] [L45-L46] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L47] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, hx=2146435072, hy=2147483647, lx=9, ly=-2147483650, one_fmod=1, sx=0, x=4, y=0] [L173] RET, EXPR fmod_double(x, y) [L173] double res = fmod_double(x, y); [L176] CALL, EXPR isnan_double(res) [L18] return x != x; [L176] RET, EXPR isnan_double(res) [L176] COND TRUE !isnan_double(res) [L177] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 119.5MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.70ms. Allocated memory is still 157.3MB. Free memory was 127.6MB in the beginning and 111.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.10ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 108.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.59ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 105.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2025.56ms. Allocated memory is still 157.3MB. Free memory was 105.3MB in the beginning and 110.9MB in the end (delta: -5.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * CodeCheck took 1361.89ms. Allocated memory is still 157.3MB. Free memory was 110.9MB in the beginning and 58.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 7.44ms. Allocated memory is still 157.3MB. Free memory is still 58.4MB. 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 00:50:46,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/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_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/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_bcce9adf-bddc-4783-a7e4-b67d7d944066/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 e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:49,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:49,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:50:49,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:49,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:49,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:49,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:49,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:49,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:49,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:49,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:49,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:49,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:49,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:49,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:49,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:49,435 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:50:49,435 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:50:49,439 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:49,439 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:50:49,440 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:49,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:49,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:49,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:49,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:49,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:49,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:49,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:50:49,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:49,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:49,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:49,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:49,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:49,449 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:50:49,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:49,451 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:50:49,451 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 [2024-11-09 00:50:49,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:50,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:50,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:50,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:50,042 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:50,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c Unable to find full path for "g++" [2024-11-09 00:50:52,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:53,102 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:53,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2024-11-09 00:50:53,114 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/e105f193f/5b8eeaa765a34fd3b6e879f2f3fb812d/FLAG37ce7864a [2024-11-09 00:50:53,134 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/data/e105f193f/5b8eeaa765a34fd3b6e879f2f3fb812d [2024-11-09 00:50:53,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:53,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:53,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:53,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:53,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:53,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67316b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53, skipping insertion in model container [2024-11-09 00:50:53,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:53,577 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-09 00:50:53,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:53,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:53,750 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_bcce9adf-bddc-4783-a7e4-b67d7d944066/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-09 00:50:53,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:53,796 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:53,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53 WrapperNode [2024-11-09 00:50:53,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:53,798 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:53,798 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:53,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:53,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,887 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 218 [2024-11-09 00:50:53,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:53,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:53,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:53,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:53,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:53,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:53,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:53,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:53,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:53" (1/1) ... [2024-11-09 00:50:53,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:54,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:54,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:54,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 00:50:54,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 00:50:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:50:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:50:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-09 00:50:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:50:54,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:50:54,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:50:54,217 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:54,219 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:51:06,225 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-09 00:51:06,225 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:51:06,342 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:51:06,343 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-09 00:51:06,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:06 BoogieIcfgContainer [2024-11-09 00:51:06,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:51:06,345 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:51:06,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:51:06,359 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:51:06,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:06" (1/1) ... [2024-11-09 00:51:06,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:51:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:06,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2024-11-09 00:51:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2024-11-09 00:51:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:51:06,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:06,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:06,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:06,444 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:06,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:51:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:06,674 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:06,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:51:06,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:06,766 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 00:51:06,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2024-11-09 00:51:06,843 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2024-11-09 00:51:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:51:06,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:06,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:06,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:06,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:06,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:51:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:08,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:09,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:51:09,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:25,058 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 00:51:25,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:35,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:51:46,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:52:09,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:12,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:13,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:17,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:19,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:21,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:23,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:28,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:39,172 WARN L539 Checker$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 00:52:41,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:52:51,405 WARN L539 Checker$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 00:53:03,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:06,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:08,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:18,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:21,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:22,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:53:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2024-11-09 00:53:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2024-11-09 00:53:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:53:23,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:23,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:23,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:23,307 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:23,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:53:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:53:23,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:46,733 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 00:53:46,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:54:29,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:54:40,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:54:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-09 00:54:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-09 00:54:41,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:54:41,972 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-09 00:54:41,981 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:54:44,623 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 40) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-09 00:54:44,624 INFO L75 FloydHoareUtils]: For program point L68-3(lines 68 69) no Hoare annotation was computed. [2024-11-09 00:54:44,624 INFO L75 FloydHoareUtils]: For program point L136-1(lines 136 141) no Hoare annotation was computed. [2024-11-09 00:54:44,624 INFO L75 FloydHoareUtils]: For program point L103-1(lines 103 117) no Hoare annotation was computed. [2024-11-09 00:54:44,625 INFO L75 FloydHoareUtils]: For program point L136-2(lines 136 141) no Hoare annotation was computed. [2024-11-09 00:54:44,625 INFO L75 FloydHoareUtils]: For program point L103-3(lines 103 117) no Hoare annotation was computed. [2024-11-09 00:54:44,625 INFO L75 FloydHoareUtils]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2024-11-09 00:54:44,626 INFO L75 FloydHoareUtils]: For program point L71-3(lines 71 72) no Hoare annotation was computed. [2024-11-09 00:54:44,626 INFO L75 FloydHoareUtils]: For program point L154(lines 154 159) no Hoare annotation was computed. [2024-11-09 00:54:44,626 INFO L75 FloydHoareUtils]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2024-11-09 00:54:44,627 INFO L75 FloydHoareUtils]: For program point L154-2(lines 154 159) no Hoare annotation was computed. [2024-11-09 00:54:44,627 INFO L75 FloydHoareUtils]: For program point L55(lines 25 163) no Hoare annotation was computed. [2024-11-09 00:54:44,627 INFO L75 FloydHoareUtils]: For program point L122-1(lines 25 163) no Hoare annotation was computed. [2024-11-09 00:54:44,627 INFO L75 FloydHoareUtils]: For program point L56(lines 56 62) no Hoare annotation was computed. [2024-11-09 00:54:44,628 INFO L75 FloydHoareUtils]: For program point L106-2(lines 103 117) no Hoare annotation was computed. [2024-11-09 00:54:44,628 INFO L75 FloydHoareUtils]: For program point L57-1(lines 57 58) no Hoare annotation was computed. [2024-11-09 00:54:44,628 INFO L75 FloydHoareUtils]: For program point L57-3(lines 57 58) no Hoare annotation was computed. [2024-11-09 00:54:44,629 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:54:44,629 INFO L75 FloydHoareUtils]: For program point L108-1(lines 103 117) no Hoare annotation was computed. [2024-11-09 00:54:44,629 INFO L75 FloydHoareUtils]: For program point L60-1(lines 60 61) no Hoare annotation was computed. [2024-11-09 00:54:44,630 INFO L75 FloydHoareUtils]: For program point L60-3(lines 60 61) no Hoare annotation was computed. [2024-11-09 00:54:44,630 INFO L77 FloydHoareUtils]: At program point L176(lines 176 179) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret16#1|) [2024-11-09 00:54:44,630 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 165 182) the Hoare annotation is: true [2024-11-09 00:54:44,631 INFO L77 FloydHoareUtils]: At program point fmod_double_returnLabel#1(lines 25 163) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fmod_double_~x#1_16| (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmod_double_#res#1| (let ((.cse0 (fp.mul currentRoundingMode |v_ULTIMATE.start_fmod_double_~x#1_16| (_ +zero 11 53)))) (fp.div currentRoundingMode .cse0 .cse0)))) [2024-11-09 00:54:44,631 INFO L75 FloydHoareUtils]: For program point L177(line 177) no Hoare annotation was computed. [2024-11-09 00:54:44,633 INFO L77 FloydHoareUtils]: At program point L45(lines 45 47) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-09 00:54:44,634 INFO L77 FloydHoareUtils]: At program point L29-1(lines 29 34) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-09 00:54:44,634 INFO L77 FloydHoareUtils]: At program point L29-2(lines 29 34) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-09 00:54:44,634 INFO L75 FloydHoareUtils]: For program point L112(lines 112 113) no Hoare annotation was computed. [2024-11-09 00:54:44,634 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:54:44,634 INFO L75 FloydHoareUtils]: For program point L129-1(lines 129 133) no Hoare annotation was computed. [2024-11-09 00:54:44,635 INFO L75 FloydHoareUtils]: For program point L129-3(lines 129 133) no Hoare annotation was computed. [2024-11-09 00:54:44,635 INFO L75 FloydHoareUtils]: For program point L129-4(lines 25 163) no Hoare annotation was computed. [2024-11-09 00:54:44,635 INFO L75 FloydHoareUtils]: For program point L48(lines 48 53) no Hoare annotation was computed. [2024-11-09 00:54:44,635 INFO L75 FloydHoareUtils]: For program point L48-2(lines 25 163) no Hoare annotation was computed. [2024-11-09 00:54:44,636 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2024-11-09 00:54:44,636 INFO L75 FloydHoareUtils]: For program point L49(lines 49 50) no Hoare annotation was computed. [2024-11-09 00:54:44,636 INFO L75 FloydHoareUtils]: For program point L66(lines 25 163) no Hoare annotation was computed. [2024-11-09 00:54:44,636 INFO L75 FloydHoareUtils]: For program point L67(lines 67 73) no Hoare annotation was computed. [2024-11-09 00:54:44,640 INFO L75 FloydHoareUtils]: For program point L51(lines 51 52) no Hoare annotation was computed. [2024-11-09 00:54:44,641 INFO L75 FloydHoareUtils]: For program point L134(lines 134 161) no Hoare annotation was computed. [2024-11-09 00:54:44,641 INFO L77 FloydHoareUtils]: At program point L35(lines 35 40) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-09 00:54:44,642 INFO L75 FloydHoareUtils]: For program point L68-1(lines 68 69) no Hoare annotation was computed. [2024-11-09 00:54:44,642 INFO L77 FloydHoareUtils]: At program point L35-1(lines 35 40) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-09 00:54:44,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:54:44,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:54:44 ImpRootNode [2024-11-09 00:54:44,658 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:54:44,659 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:54:44,659 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:54:44,660 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:54:44,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:06" (3/4) ... [2024-11-09 00:54:44,665 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:54:44,681 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:54:44,682 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:54:44,683 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:54:44,684 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:54:44,831 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:54:44,831 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:54:44,831 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:54:44,833 INFO L158 Benchmark]: Toolchain (without parser) took 231693.15ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 62.8MB in the end (delta: -19.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,833 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:44,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 62.9MB in the end (delta: -20.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.53ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 60.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,839 INFO L158 Benchmark]: Boogie Preprocessor took 82.95ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,839 INFO L158 Benchmark]: RCFGBuilder took 12367.53ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 47.8MB in the end (delta: 10.6MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,840 INFO L158 Benchmark]: CodeCheck took 218313.69ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 38.0MB in the end (delta: 9.7MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,840 INFO L158 Benchmark]: Witness Printer took 172.33ms. Allocated memory is still 88.1MB. Free memory was 38.0MB in the beginning and 62.8MB in the end (delta: -24.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:54:44,846 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, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 215.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 194.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 173.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 68 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 236 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 97.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 38.5s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 4 QuantifiedInterpolants, 113 SizeOfPredicates, 5 NumberOfNonLiveVariables, 165 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 177]: 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 0.91ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 62.9MB in the end (delta: -20.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.53ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 60.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.95ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12367.53ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 47.8MB in the end (delta: 10.6MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * CodeCheck took 218313.69ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 38.0MB in the end (delta: 9.7MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Witness Printer took 172.33ms. Allocated memory is still 88.1MB. Free memory was 38.0MB in the beginning and 62.8MB in the end (delta: -24.8MB). Peak memory consumption was 4.2MB. 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 00:54:45,069 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:54:45,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcce9adf-bddc-4783-a7e4-b67d7d944066/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