./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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 d4bd0cf85a8b4097fbfac5e1603bb0ef2263d21f1b9906b4152c353aa17e726a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:46:02,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:46:02,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:46:02,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:46:02,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:46:02,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:46:02,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:46:02,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:46:02,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:46:02,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:46:02,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:46:02,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:46:02,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:46:02,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:46:02,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:46:02,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:46:02,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:46:02,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:46:02,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:46:02,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:46:02,609 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:46:02,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:46:02,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:46:02,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:46:02,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:46:02,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:46:02,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:46:02,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:46:02,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:46:02,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:46:02,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:46:02,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:46:02,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:46:02,618 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4bd0cf85a8b4097fbfac5e1603bb0ef2263d21f1b9906b4152c353aa17e726a [2024-11-09 00:46:02,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:46:02,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:46:02,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:46:02,954 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:46:02,955 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:46:02,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c Unable to find full path for "g++" [2024-11-09 00:46:04,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:46:05,209 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:46:05,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2024-11-09 00:46:05,220 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/2653024be/38f9908cd97c4d9b9104eeaccfe9f966/FLAG8e9f917dc [2024-11-09 00:46:05,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/2653024be/38f9908cd97c4d9b9104eeaccfe9f966 [2024-11-09 00:46:05,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:46:05,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:46:05,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:46:05,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:46:05,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:46:05,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@138cdaaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05, skipping insertion in model container [2024-11-09 00:46:05,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,282 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:46:05,654 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c[3541,3554] [2024-11-09 00:46:05,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:46:05,681 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:46:05,746 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c[3541,3554] [2024-11-09 00:46:05,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:46:05,765 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:46:05,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05 WrapperNode [2024-11-09 00:46:05,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:46:05,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:46:05,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:46:05,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:46:05,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,825 INFO L138 Inliner]: procedures = 19, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 202 [2024-11-09 00:46:05,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:46:05,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:46:05,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:46:05,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:46:05,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:46:05,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:46:05,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:46:05,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:46:05,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:05" (1/1) ... [2024-11-09 00:46:05,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:46:05,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:46:05,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:46:05,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:46:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:46:05,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:46:05,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:46:05,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:46:05,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:46:05,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:46:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:46:05,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:46:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:46:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:46:06,079 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:46:06,081 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:46:06,443 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-09 00:46:06,443 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:46:06,643 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:46:06,643 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:46:06,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:46:06 BoogieIcfgContainer [2024-11-09 00:46:06,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:46:06,645 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:46:06,645 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:46:06,657 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:46:06,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:46:06" (1/1) ... [2024-11-09 00:46:06,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:46:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:06,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-11-09 00:46:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-09 00:46:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:46:06,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:06,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:46:06,955 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 00:46:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:07,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-09 00:46:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-09 00:46:07,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:46:07,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:07,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:46:07,071 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 00:46:07,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:46:07,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-09 00:46:07,077 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-09 00:46:07,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:46:07,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:46:07,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:46:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:46:07,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:46:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:46:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:46:07,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:46:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:46:07,404 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:46:07,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:46:07 ImpRootNode [2024-11-09 00:46:07,446 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:46:07,446 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:46:07,446 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:46:07,447 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:46:07,447 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:46:06" (3/4) ... [2024-11-09 00:46:07,450 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:46:07,451 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:46:07,452 INFO L158 Benchmark]: Toolchain (without parser) took 2212.69ms. Allocated memory is still 182.5MB. Free memory was 153.2MB in the beginning and 135.5MB in the end (delta: 17.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,453 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:46:07,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.64ms. Allocated memory is still 182.5MB. Free memory was 152.5MB in the beginning and 143.9MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.99ms. Allocated memory is still 182.5MB. Free memory was 143.9MB in the beginning and 141.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,456 INFO L158 Benchmark]: Boogie Preprocessor took 46.84ms. Allocated memory is still 182.5MB. Free memory was 141.8MB in the beginning and 139.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,457 INFO L158 Benchmark]: RCFGBuilder took 763.33ms. Allocated memory is still 182.5MB. Free memory was 139.7MB in the beginning and 102.8MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,457 INFO L158 Benchmark]: CodeCheck took 800.71ms. Allocated memory is still 182.5MB. Free memory was 102.8MB in the beginning and 136.5MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:46:07,458 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 182.5MB. Free memory was 136.5MB in the beginning and 135.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:46:07,462 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 26 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L26-L30] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L32] static const float zero_log = 0.0; [L134] float x = __VERIFIER_nondet_float(); [L136] EXPR x < 0 && isfinite_float(x) [L136] CALL, EXPR isfinite_float(x) [L117] __int32_t ix; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L119] ieee_float_shape_type gf_u; [L120] gf_u.value = (x) [L121] EXPR gf_u.word [L121] (ix) = gf_u.word [L123] ix &= 0x7fffffff [L124] return (((ix) < 0x7f800000L)); [L136] RET, EXPR isfinite_float(x) [L136] EXPR x < 0 && isfinite_float(x) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L136] COND TRUE (x < 0 && isfinite_float(x)) [L138] CALL, EXPR __ieee754_logf(x) [L35] float hfsq, f, s, z, R, w, t1, t2, dk; [L36] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L39] ieee_float_shape_type gf_u; [L40] gf_u.value = (x) [L41] EXPR gf_u.word [L41] (ix) = gf_u.word [L44] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ix=0, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L45] COND TRUE ((ix & 0x7fffffff) == 0) [L46] return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L138] RET, EXPR __ieee754_logf(x) [L138] float res = __ieee754_logf(x); [L141] CALL, EXPR isnan_float(res) [L113] return x != x; [L141] RET, EXPR isnan_float(res) [L141] COND TRUE !isnan_float(res) [L142] reach_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 525.64ms. Allocated memory is still 182.5MB. Free memory was 152.5MB in the beginning and 143.9MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.99ms. Allocated memory is still 182.5MB. Free memory was 143.9MB in the beginning and 141.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.84ms. Allocated memory is still 182.5MB. Free memory was 141.8MB in the beginning and 139.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.33ms. Allocated memory is still 182.5MB. Free memory was 139.7MB in the beginning and 102.8MB in the end (delta: 36.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 800.71ms. Allocated memory is still 182.5MB. Free memory was 102.8MB in the beginning and 136.5MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 182.5MB. Free memory was 136.5MB in the beginning and 135.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:46:07,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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 d4bd0cf85a8b4097fbfac5e1603bb0ef2263d21f1b9906b4152c353aa17e726a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:46:09,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:46:10,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:46:10,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:46:10,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:46:10,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:46:10,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:46:10,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:46:10,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:46:10,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:46:10,111 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:46:10,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:46:10,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:46:10,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:46:10,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:46:10,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:46:10,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:46:10,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:46:10,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:46:10,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:46:10,114 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:46:10,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:46:10,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:46:10,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:46:10,119 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:46:10,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:46:10,120 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:46:10,120 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:46:10,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:46:10,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:46:10,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:46:10,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:46:10,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:46:10,122 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:46:10,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:46:10,124 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:46:10,124 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4bd0cf85a8b4097fbfac5e1603bb0ef2263d21f1b9906b4152c353aa17e726a [2024-11-09 00:46:10,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:46:10,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:46:10,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:46:10,564 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:46:10,565 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:46:10,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c Unable to find full path for "g++" [2024-11-09 00:46:12,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:46:13,151 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:46:13,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2024-11-09 00:46:13,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/fa911e6d7/665b4eafd0d64addacbf6e1d1b75be79/FLAG8d93859a8 [2024-11-09 00:46:13,190 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/data/fa911e6d7/665b4eafd0d64addacbf6e1d1b75be79 [2024-11-09 00:46:13,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:46:13,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:46:13,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:46:13,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:46:13,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:46:13,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118a25b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13, skipping insertion in model container [2024-11-09 00:46:13,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:46:13,551 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c[3541,3554] [2024-11-09 00:46:13,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:46:13,582 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:46:13,645 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_f39b3b84-b4dc-4293-aef1-ff9790d9155e/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c[3541,3554] [2024-11-09 00:46:13,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:46:13,675 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:46:13,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13 WrapperNode [2024-11-09 00:46:13,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:46:13,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:46:13,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:46:13,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:46:13,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,747 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 167 [2024-11-09 00:46:13,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:46:13,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:46:13,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:46:13,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:46:13,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:46:13,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:46:13,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:46:13,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:46:13,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:46:13" (1/1) ... [2024-11-09 00:46:13,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:46:13,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:46:13,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:46:13,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:46:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:46:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:46:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:46:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:46:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:46:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:46:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:46:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:46:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:46:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:46:13,996 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:46:13,998 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:47:04,335 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-09 00:47:04,335 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:47:04,427 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:47:04,427 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:47:04,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:04 BoogieIcfgContainer [2024-11-09 00:47:04,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:47:04,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:47:04,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:47:04,439 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:47:04,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:04" (1/1) ... [2024-11-09 00:47:04,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:47:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:04,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-11-09 00:47:04,499 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-09 00:47:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:47:04,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:04,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:04,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:04,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:04,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:47:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:04,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:05,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:47:05,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:47:05,061 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 00:47:05,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:47:15,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:47:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-09 00:47:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-09 00:47:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:47:15,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:15,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:15,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:15,834 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:15,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:47:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:16,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:16,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:47:16,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:47:16,554 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 00:47:16,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:47:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-09 00:47:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-09 00:47:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:47:16,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:16,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:16,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:16,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:16,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:47:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:17,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:17,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:47:17,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:47:17,404 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 00:47:17,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:47:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-09 00:47:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-09 00:47:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:47:17,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:17,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:17,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:17,422 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:17,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:47:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:19,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:19,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:47:19,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:47:20,680 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:47:20,683 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-09 00:47:21,180 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 00:47:21,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:47:26,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:47:26,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:47:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-09 00:47:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-09 00:47:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:47:26,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:47:26,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:47:26,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:47:26,735 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:47:26,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:47:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:28,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:28,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:47:28,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:47:30,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-09 00:47:30,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-09 00:47:36,859 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 00:47:36,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:48:12,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:48:23,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:48:25,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:48:27,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:48:29,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:48:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-09 00:48:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-09 00:48:30,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:48:30,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:48:30,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:48:30,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:48:30,882 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:48:30,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:48:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:31,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:48:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:48:31,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:48:31,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:48:32,262 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:48:32,263 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-09 00:48:32,434 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 00:48:32,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:48:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:48:35,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-09 00:48:35,543 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-09 00:48:35,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:48:35,543 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-09 00:48:35,550 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:48:39,055 INFO L77 FloydHoareUtils]: At program point L118-1(lines 118 122) the Hoare annotation is: (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isfinite_float_~ix~2#1|) ((_ extract 30 23) |ULTIMATE.start_isfinite_float_~ix~2#1|) ((_ extract 22 0) |ULTIMATE.start_isfinite_float_~ix~2#1|)) |ULTIMATE.start_main_~x~0#1|) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-09 00:48:39,056 INFO L77 FloydHoareUtils]: At program point L118-2(lines 118 122) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= |ULTIMATE.start_isfinite_float_~x#1| |ULTIMATE.start_main_~x~0#1|) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-09 00:48:39,056 INFO L77 FloydHoareUtils]: At program point L118-3(lines 118 122) the Hoare annotation is: (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isfinite_float_~ix~2#1|) ((_ extract 30 23) |ULTIMATE.start_isfinite_float_~ix~2#1|) ((_ extract 22 0) |ULTIMATE.start_isfinite_float_~ix~2#1|)) |ULTIMATE.start_main_~x~0#1|) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-09 00:48:39,056 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 127 148) the Hoare annotation is: true [2024-11-09 00:48:39,057 INFO L77 FloydHoareUtils]: At program point L45(lines 45 46) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_~x#1| .cse0) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-09 00:48:39,057 INFO L77 FloydHoareUtils]: At program point L136(line 136) the Hoare annotation is: (and (let ((.cse0 (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) (or (and (not .cse0) (not |ULTIMATE.start_main_#t~short11#1|)) (and |ULTIMATE.start_main_#t~short11#1| .cse0))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0)) [2024-11-09 00:48:39,057 INFO L77 FloydHoareUtils]: At program point L136-2(lines 136 145) the Hoare annotation is: (or (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start_main_~x~0#1| (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) (not |ULTIMATE.start_main_#t~short11#1|)) [2024-11-09 00:48:39,057 INFO L77 FloydHoareUtils]: At program point L136-4(lines 136 145) the Hoare annotation is: true [2024-11-09 00:48:39,058 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 58) no Hoare annotation was computed. [2024-11-09 00:48:39,058 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2024-11-09 00:48:39,058 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:48:39,058 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 42) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_~x#1| .cse0) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-09 00:48:39,059 INFO L77 FloydHoareUtils]: At program point L38-2(lines 38 42) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_~x#1| .cse0) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0)) [2024-11-09 00:48:39,059 INFO L77 FloydHoareUtils]: At program point L38-3(lines 38 42) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_~x#1| .cse0) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-09 00:48:39,059 INFO L75 FloydHoareUtils]: For program point L63-1(lines 63 67) no Hoare annotation was computed. [2024-11-09 00:48:39,060 INFO L75 FloydHoareUtils]: For program point L63-2(lines 63 67) no Hoare annotation was computed. [2024-11-09 00:48:39,060 INFO L75 FloydHoareUtils]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2024-11-09 00:48:39,060 INFO L77 FloydHoareUtils]: At program point L47(lines 47 48) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_~x#1| .cse0) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-09 00:48:39,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2024-11-09 00:48:39,060 INFO L75 FloydHoareUtils]: For program point L49(lines 49 50) no Hoare annotation was computed. [2024-11-09 00:48:39,061 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:48:39,061 INFO L77 FloydHoareUtils]: At program point __ieee754_logf_returnLabel#1(lines 34 110) the Hoare annotation is: (exists ((|v_ULTIMATE.start_isfinite_float_~ix~2#1_14| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~2#1_14|) (_ bv2139095040 32)) (= |ULTIMATE.start___ieee754_logf_#res#1| (fp.div currentRoundingMode (fp.sub currentRoundingMode .cse0 .cse0) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)))) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))))) [2024-11-09 00:48:39,061 INFO L77 FloydHoareUtils]: At program point L141(lines 141 144) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret13#1|) [2024-11-09 00:48:39,061 INFO L75 FloydHoareUtils]: For program point L51(lines 51 59) no Hoare annotation was computed. [2024-11-09 00:48:39,061 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 59) no Hoare annotation was computed. [2024-11-09 00:48:39,061 INFO L75 FloydHoareUtils]: For program point L142(line 142) no Hoare annotation was computed. [2024-11-09 00:48:39,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:48:39,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:48:39 ImpRootNode [2024-11-09 00:48:39,074 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:48:39,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:48:39,075 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:48:39,075 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:48:39,076 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:47:04" (3/4) ... [2024-11-09 00:48:39,079 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:48:39,087 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2024-11-09 00:48:39,087 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:48:39,088 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:48:39,088 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:48:39,199 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:48:39,199 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:48:39,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:48:39,200 INFO L158 Benchmark]: Toolchain (without parser) took 146005.53ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 55.2MB in the beginning and 41.4MB in the end (delta: 13.9MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,201 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:48:39,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.23ms. Allocated memory is still 75.5MB. Free memory was 55.0MB in the beginning and 39.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.11ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,202 INFO L158 Benchmark]: Boogie Preprocessor took 53.65ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 35.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,204 INFO L158 Benchmark]: RCFGBuilder took 50624.99ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 1.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,205 INFO L158 Benchmark]: CodeCheck took 94645.64ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 32.9MB in the beginning and 47.5MB in the end (delta: -14.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,205 INFO L158 Benchmark]: Witness Printer took 124.61ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 41.4MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:48:39,207 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 91.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 263 SdHoareTripleChecker+Valid, 131.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 169 SdHoareTripleChecker+Invalid, 125.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 216 IncrementalHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 121 mSDtfsCounter, 216 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 576 GetRequests, 524 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 485 ImplicationChecksByTransitivity, 37.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 67 ConstructedInterpolants, 26 QuantifiedInterpolants, 555 SizeOfPredicates, 11 NumberOfNonLiveVariables, 331 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 0.71ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.23ms. Allocated memory is still 75.5MB. Free memory was 55.0MB in the beginning and 39.6MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.11ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.65ms. Allocated memory is still 75.5MB. Free memory was 37.3MB in the beginning and 35.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 50624.99ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 1.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * CodeCheck took 94645.64ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 32.9MB in the beginning and 47.5MB in the end (delta: -14.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Witness Printer took 124.61ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 41.4MB in the end (delta: 6.1MB). 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 00:48:39,428 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:48:39,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f39b3b84-b4dc-4293-aef1-ff9790d9155e/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