./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi --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 7dedcc4e0d73f8d6f04d58880e42c68da67c7fd6d90a8920279134db43221c4a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:08,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:08,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:08,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:08,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:08,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:08,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:08,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:08,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:08,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:08,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:08,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:08,748 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:08,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:08,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:08,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:08,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:08,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:08,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:08,752 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:08,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:08,753 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:08,754 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:08,754 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:08,755 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:08,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:08,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:08,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:08,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:08,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:08,758 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:08,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:08,759 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:08,759 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_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dedcc4e0d73f8d6f04d58880e42c68da67c7fd6d90a8920279134db43221c4a [2023-11-24 22:58:09,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:09,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:09,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:09,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:09,053 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:09,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2023-11-24 22:58:12,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:12,492 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:12,493 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2023-11-24 22:58:12,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/7b4b1f78a/5ba15a443c994a5985aa3cd531b80f67/FLAG4a1850def [2023-11-24 22:58:12,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/7b4b1f78a/5ba15a443c994a5985aa3cd531b80f67 [2023-11-24 22:58:12,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:12,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:12,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:12,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:12,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:12,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68edc38b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12, skipping insertion in model container [2023-11-24 22:58:12,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:12,752 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c[2112,2125] [2023-11-24 22:58:12,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:12,768 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:12,795 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c[2112,2125] [2023-11-24 22:58:12,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:12,812 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:12,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12 WrapperNode [2023-11-24 22:58:12,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:12,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:12,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:12,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:12,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,867 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-24 22:58:12,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:12,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:12,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:12,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:12,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:12,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:12,927 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:12,927 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:12,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:12" (1/1) ... [2023-11-24 22:58:12,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:12,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:12,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:12,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 22:58:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 22:58:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:13,121 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:13,123 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:13,411 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:13,645 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:13,645 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:58:13,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:13 BoogieIcfgContainer [2023-11-24 22:58:13,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:13,651 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:13,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:13,662 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:13,662 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:13" (1/1) ... [2023-11-24 22:58:13,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-24 22:58:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-24 22:58:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:13,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:13,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:13,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-24 22:58:13,974 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-24 22:58:13,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:13,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:13,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:58:14,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:58:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:58:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:58:14,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:58:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:58:14,193 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:58:14,216 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-24 22:58:14,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:58:14 ImpRootNode [2023-11-24 22:58:14,221 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:58:14,222 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:58:14,222 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:58:14,222 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:58:14,223 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:13" (3/4) ... [2023-11-24 22:58:14,225 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:58:14,229 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:58:14,231 INFO L158 Benchmark]: Toolchain (without parser) took 1711.51ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 117.0MB in the end (delta: 15.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,231 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:14,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.77ms. Allocated memory is still 178.3MB. Free memory was 131.5MB in the beginning and 119.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 178.3MB. Free memory was 119.9MB in the beginning and 117.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,233 INFO L158 Benchmark]: Boogie Preprocessor took 56.99ms. Allocated memory is still 178.3MB. Free memory was 117.8MB in the beginning and 116.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,234 INFO L158 Benchmark]: RCFGBuilder took 723.31ms. Allocated memory is still 178.3MB. Free memory was 116.3MB in the beginning and 139.2MB in the end (delta: -22.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,235 INFO L158 Benchmark]: CodeCheck took 570.92ms. Allocated memory is still 178.3MB. Free memory was 139.2MB in the beginning and 117.0MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:14,235 INFO L158 Benchmark]: Witness Printer took 7.70ms. Allocated memory is still 178.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:14,239 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 88]: 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 someUnaryDOUBLEoperation at line 83, overapproximation of bitwiseAnd at line 31, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 87. Possible FailurePath: [L83] double x = -0.0; [L84] CALL, EXPR trunc_double(x) [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; VAL [\old(x)=2, x=2] [L25] ieee_double_shape_type ew_u; [L26] EXPR ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] EXPR (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] EXPR (lsw) = ew_u.parts.lsw [L24-L29] { ieee_double_shape_type ew_u; ew_u.value = (x); (msw) = ew_u.parts.msw; (lsw) = ew_u.parts.lsw; } VAL [\old(x)=2, lsw=7, msw=2146435072, x=2] [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [\old(x)=2, exponent_less_1023=1024, lsw=7, msw=2146435072, signbit=0, x=2] [L49] COND TRUE exponent_less_1023 > 51 VAL [\old(x)=2, exponent_less_1023=1024, lsw=7, msw=2146435072, signbit=0, x=2] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [\old(x)=2, exponent_less_1023=1024, lsw=7, msw=2146435072, signbit=0, x=2] [L84] RET, EXPR trunc_double(x) [L84] double res = trunc_double(x); [L87] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [res=5, x=2] [L87] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L88] reach_error() VAL [res=5, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.77ms. Allocated memory is still 178.3MB. Free memory was 131.5MB in the beginning and 119.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 178.3MB. Free memory was 119.9MB in the beginning and 117.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.99ms. Allocated memory is still 178.3MB. Free memory was 117.8MB in the beginning and 116.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 723.31ms. Allocated memory is still 178.3MB. Free memory was 116.3MB in the beginning and 139.2MB in the end (delta: -22.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * CodeCheck took 570.92ms. Allocated memory is still 178.3MB. Free memory was 139.2MB in the beginning and 117.0MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 7.70ms. Allocated memory is still 178.3MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:58:14,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi --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 7dedcc4e0d73f8d6f04d58880e42c68da67c7fd6d90a8920279134db43221c4a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:16,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:16,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:58:16,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:16,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:16,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:16,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:16,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:16,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:17,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:17,001 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:17,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:17,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:17,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:17,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:17,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:17,005 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:58:17,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:58:17,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:58:17,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:17,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:17,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:17,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:17,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:17,009 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:17,010 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:17,010 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:17,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:17,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:17,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:17,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:17,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:17,014 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:58:17,014 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:17,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:17,015 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:58:17,015 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:17,016 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dedcc4e0d73f8d6f04d58880e42c68da67c7fd6d90a8920279134db43221c4a [2023-11-24 22:58:17,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:17,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:17,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:17,509 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:17,510 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:17,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2023-11-24 22:58:20,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:21,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:21,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2023-11-24 22:58:21,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/2b969d203/3b2e604443c04c418ef5c8e67933d2d1/FLAG618ff7d39 [2023-11-24 22:58:21,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/data/2b969d203/3b2e604443c04c418ef5c8e67933d2d1 [2023-11-24 22:58:21,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:21,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:21,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:21,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:21,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:21,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f19b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21, skipping insertion in model container [2023-11-24 22:58:21,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:21,416 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c[2112,2125] [2023-11-24 22:58:21,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:21,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:21,461 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c[2112,2125] [2023-11-24 22:58:21,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:21,489 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:21,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21 WrapperNode [2023-11-24 22:58:21,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:21,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:21,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:21,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:21,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,562 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-24 22:58:21,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:21,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:21,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:21,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:21,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:21,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:21,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:21,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:21,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:21" (1/1) ... [2023-11-24 22:58:21,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:21,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:21,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:21,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 22:58:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 22:58:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:58:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:58:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:21,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:58:21,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:21,875 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:21,878 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:22,192 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:22,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:22,214 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:58:22,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:22 BoogieIcfgContainer [2023-11-24 22:58:22,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:22,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:22,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:22,227 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:22,228 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:22" (1/1) ... [2023-11-24 22:58:22,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-24 22:58:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-24 22:58:22,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:58:22,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:22,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:22,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:22,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:58:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,485 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:22,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:22,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:22,565 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:22,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:22,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-24 22:58:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-24 22:58:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:22,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:22,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:22,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:22,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:22,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:58:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,828 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:22,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:58:22,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:23,128 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:23,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-24 22:58:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-24 22:58:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:23,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:23,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:23,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:23,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:23,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 22:58:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,767 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:23,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:23,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:23,796 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:23,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-24 22:58:23,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-24 22:58:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-24 22:58:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:58:23,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:23,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:23,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:23,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:23,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 22:58:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,058 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:58:24,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:24,243 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:24,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 22:58:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 22:58:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:58:24,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:24,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:24,294 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:24,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 22:58:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,534 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:24,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:58:24,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:24,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-11-24 22:58:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-24 22:58:26,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:26,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:26,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:26,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:26,025 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:26,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 22:58:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,211 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:26,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:26,264 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:26,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-11-24 22:58:26,284 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-11-24 22:58:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:26,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:26,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:26,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:58:26,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:58:26,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 22:58:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,586 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:58:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:26,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:58:26,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:26,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-11-24 22:58:26,999 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 22:58:26,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2023-11-24 22:58:27,792 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-24 22:58:27,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 34 [2023-11-24 22:58:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:28,012 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:58:28,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-24 22:58:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-24 22:58:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-24 22:58:32,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:58:32,366 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-24 22:58:32,380 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:58:32,473 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2023-11-24 22:58:32,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-24 22:58:32,479 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-11-24 22:58:32,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) could not be translated [2023-11-24 22:58:32,483 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:58:32,483 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2023-11-24 22:58:32,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) could not be translated [2023-11-24 22:58:32,485 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2023-11-24 22:58:32,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) could not be translated [2023-11-24 22:58:32,486 INFO L560 CodeCheckObserver]: Invariant with dag size 28 [2023-11-24 22:58:32,487 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) could not be translated [2023-11-24 22:58:32,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:58:32 ImpRootNode [2023-11-24 22:58:32,488 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:58:32,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:58:32,489 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:58:32,489 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:58:32,489 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:22" (3/4) ... [2023-11-24 22:58:32,492 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:58:32,503 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-24 22:58:32,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 22:58:32,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:58:32,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:58:32,635 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:58:32,636 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:58:32,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:58:32,637 INFO L158 Benchmark]: Toolchain (without parser) took 11496.15ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 55.7MB in the beginning and 28.9MB in the end (delta: 26.8MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,638 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:32,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.37ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 43.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.02ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 41.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,641 INFO L158 Benchmark]: Boogie Preprocessor took 65.21ms. Allocated memory is still 79.7MB. Free memory was 41.5MB in the beginning and 39.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,642 INFO L158 Benchmark]: RCFGBuilder took 586.65ms. Allocated memory is still 79.7MB. Free memory was 39.7MB in the beginning and 46.2MB in the end (delta: -6.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,642 INFO L158 Benchmark]: CodeCheck took 10271.01ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 34.2MB in the end (delta: 11.7MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,643 INFO L158 Benchmark]: Witness Printer took 147.73ms. Allocated memory is still 104.9MB. Free memory was 34.2MB in the beginning and 28.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:58:32,647 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 210 SdHoareTripleChecker+Invalid, 4.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 84 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 316 IncrementalHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84 mSolverCounterUnsat, 166 mSDtfsCounter, 316 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 718 GetRequests, 670 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 27 QuantifiedInterpolants, 893 SizeOfPredicates, 32 NumberOfNonLiveVariables, 353 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 88]: 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 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.37ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 43.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.02ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 41.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.21ms. Allocated memory is still 79.7MB. Free memory was 41.5MB in the beginning and 39.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.65ms. Allocated memory is still 79.7MB. Free memory was 39.7MB in the beginning and 46.2MB in the end (delta: -6.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 10271.01ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 34.2MB in the end (delta: 11.7MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Witness Printer took 147.73ms. Allocated memory is still 104.9MB. Free memory was 34.2MB in the beginning and 28.9MB in the end (delta: 5.2MB). 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: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0]) == ~fp.neg~64(~Pluszero~64())) && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-24 22:58:32,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92ac391f-b234-48e0-89fe-c32ce7fd83c5/bin/ukojak-verify-afCqCEvfdi/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 Writing output log to file Ultimate.log Result: TRUE