./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:56,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:56,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:06:56,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:56,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:56,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:56,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:56,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:56,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:56,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:56,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:56,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:56,725 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:56,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:56,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:56,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:56,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:56,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:56,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:56,729 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:56,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:56,730 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:56,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:56,731 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:56,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:56,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:56,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:56,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:56,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:56,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:56,734 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:56,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:56,735 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:56,735 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 [2023-11-24 23:06:57,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:57,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:57,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:57,100 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:57,101 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:57,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2023-11-24 23:07:00,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:00,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:00,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2023-11-24 23:07:00,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/e7c49a6bd/6b655b16de2a4c52b4f13afb8d6260b3/FLAGf4a637992 [2023-11-24 23:07:00,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/e7c49a6bd/6b655b16de2a4c52b4f13afb8d6260b3 [2023-11-24 23:07:00,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:00,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:00,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:00,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:00,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:00,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dfd2834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00, skipping insertion in model container [2023-11-24 23:07:00,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:00,812 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2023-11-24 23:07:00,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:00,832 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:00,869 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2023-11-24 23:07:00,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:00,891 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:00,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00 WrapperNode [2023-11-24 23:07:00,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:00,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:00,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:00,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:00,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,935 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-11-24 23:07:00,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:00,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:00,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:00,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:00,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:00,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:00,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:00,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:00,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:00" (1/1) ... [2023-11-24 23:07:00,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:01,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:01,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:01,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:01,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:01,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:01,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:01,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:07:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:07:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:01,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:01,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:01,204 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:01,209 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:01,427 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:01,474 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:01,474 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:07:01,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:01 BoogieIcfgContainer [2023-11-24 23:07:01,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:01,479 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:01,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:01,492 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:01,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:01" (1/1) ... [2023-11-24 23:07:01,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:01,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-24 23:07:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-24 23:07:01,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:01,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,705 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 23:07:01,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 23:07:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 23:07:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:01,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:01,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:07:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:02,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:07:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:02,073 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 23:07:02,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short9 could not be translated [2023-11-24 23:07:02,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:07:02 ImpRootNode [2023-11-24 23:07:02,118 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:07:02,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:07:02,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:07:02,119 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:07:02,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:01" (3/4) ... [2023-11-24 23:07:02,122 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:07:02,124 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:07:02,125 INFO L158 Benchmark]: Toolchain (without parser) took 1572.36ms. Allocated memory is still 167.8MB. Free memory was 136.8MB in the beginning and 108.6MB in the end (delta: 28.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-24 23:07:02,126 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:02,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.74ms. Allocated memory is still 167.8MB. Free memory was 136.6MB in the beginning and 128.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-24 23:07:02,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.21ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 127.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:02,128 INFO L158 Benchmark]: Boogie Preprocessor took 38.99ms. Allocated memory is still 167.8MB. Free memory was 127.6MB in the beginning and 126.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:02,129 INFO L158 Benchmark]: RCFGBuilder took 502.41ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 128.2MB in the end (delta: -1.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:07:02,130 INFO L158 Benchmark]: CodeCheck took 638.86ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 108.6MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:07:02,130 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 167.8MB. Free memory is still 108.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:02,134 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 54]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L49] double x = 0.0; [L50] CALL, EXPR fabs_double(x) [L28] __uint32_t high; VAL [\old(x)=0, x=0] [L30] ieee_double_shape_type gh_u; [L31] EXPR gh_u.value = (x) [L32] EXPR gh_u.parts.msw [L32] EXPR (high) = gh_u.parts.msw [L29-L33] { ieee_double_shape_type gh_u; gh_u.value = (x); (high) = gh_u.parts.msw; } VAL [\old(x)=0, high=0, x=0] [L35] ieee_double_shape_type sh_u; [L36] EXPR sh_u.value = (x) [L37] EXPR sh_u.parts.msw = (high & 0x7fffffff) [L38] EXPR sh_u.value [L38] EXPR (x) = sh_u.value [L34-L39] { ieee_double_shape_type sh_u; sh_u.value = (x); sh_u.parts.msw = (high & 0x7fffffff); (x) = sh_u.value; } VAL [\old(x)=0, high=0, x=0] [L40] return x; [L50] RET, EXPR fabs_double(x) [L50] double res = fabs_double(x); [L53] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=0, x=0] [L53] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L54] reach_error() VAL [res=0, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.74ms. Allocated memory is still 167.8MB. Free memory was 136.6MB in the beginning and 128.9MB in the end (delta: 7.7MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.21ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 127.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.99ms. Allocated memory is still 167.8MB. Free memory was 127.6MB in the beginning and 126.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 502.41ms. Allocated memory is still 167.8MB. Free memory was 126.3MB in the beginning and 128.2MB in the end (delta: -1.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 638.86ms. Allocated memory is still 167.8MB. Free memory was 128.2MB in the beginning and 108.6MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 167.8MB. Free memory is still 108.6MB. 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~short9 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 23:07:02,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:04,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:04,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:05,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:05,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:05,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:05,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:05,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:05,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:05,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:05,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:05,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:05,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:05,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:05,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:05,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:05,028 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:05,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:05,029 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:05,030 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:05,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:05,031 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:05,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:05,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:05,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:05,033 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:05,034 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:05,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:05,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:05,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:05,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:05,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:05,037 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:05,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:05,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:05,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:05,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:05,039 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 [2023-11-24 23:07:05,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:05,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:05,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:05,547 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:05,548 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:05,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2023-11-24 23:07:08,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:09,238 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:09,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2023-11-24 23:07:09,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/f32ef4be3/b718027024ce4e8d967c2cad03f526dc/FLAG103d0d453 [2023-11-24 23:07:09,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/data/f32ef4be3/b718027024ce4e8d967c2cad03f526dc [2023-11-24 23:07:09,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:09,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:09,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:09,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:09,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:09,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480ff3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09, skipping insertion in model container [2023-11-24 23:07:09,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:09,481 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2023-11-24 23:07:09,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:09,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:09,527 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_e74e580a-25bc-4a5a-bf87-e4ad502a120d/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2023-11-24 23:07:09,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:09,551 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:09,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09 WrapperNode [2023-11-24 23:07:09,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:09,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:09,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:09,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:09,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,613 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-11-24 23:07:09,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:09,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:09,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:09,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:09,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:09,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:09,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:09,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:09,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:09" (1/1) ... [2023-11-24 23:07:09,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:09,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:09,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:09,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:07:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:07:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:07:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:07:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:09,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:07:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:09,956 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:09,959 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:10,295 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:10,355 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:10,355 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:07:10,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:10 BoogieIcfgContainer [2023-11-24 23:07:10,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:10,358 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:10,358 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:10,371 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:10,371 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:10" (1/1) ... [2023-11-24 23:07:10,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:10,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-24 23:07:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-24 23:07:10,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:10,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:10,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:07:10,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:07:10,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:07:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,671 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:07:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:10,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:10,732 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 23:07:10,735 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:07:10,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:07:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-24 23:07:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-24 23:07:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:10,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:10,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:07:10,775 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:07:10,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:07:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,108 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:07:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:07:11,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:11,366 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 23:07:11,530 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 45 treesize of output 29 [2023-11-24 23:07:11,588 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 23:07:11,591 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:07:11,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:07:11,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2023-11-24 23:07:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2023-11-24 23:07:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:07:11,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:11,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:07:11,824 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:07:11,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:07:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,046 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:07:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:12,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:12,095 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 23:07:12,098 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:07:12,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:07:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2023-11-24 23:07:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2023-11-24 23:07:12,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:12,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:12,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:07:12,131 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:07:12,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 23:07:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,518 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:07:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 23:07:12,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:12,614 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 13 treesize of output 9 [2023-11-24 23:07:12,997 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:07:12,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 42 [2023-11-24 23:07:13,194 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 23:07:13,200 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:07:13,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:07:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2023-11-24 23:07:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2023-11-24 23:07:14,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:07:14,752 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2023-11-24 23:07:14,764 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 23:07:14,883 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-11-24 23:07:14,891 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18 : bv32, ULTIMATE.start_fabs_double_~high~0#1 : bv32 :: (~x == ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]) && ~fp.eq~64(~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]), ~Pluszero~64())) && ~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) == #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32]) could not be translated [2023-11-24 23:07:14,892 INFO L560 CodeCheckObserver]: Invariant with dag size 23 [2023-11-24 23:07:14,893 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-24 23:07:14,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18 : bv32, ULTIMATE.start_fabs_double_~high~0#1 : bv32 :: ~x == ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]) && ~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) == #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32]) could not be translated [2023-11-24 23:07:14,896 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:07:14,897 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-11-24 23:07:14,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, v_skolemized_q#valueAsBitvector_11 : bv64 :: (~fp~64(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~x && v_skolemized_q#valueAsBitvector_11[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) could not be translated [2023-11-24 23:07:14,898 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-24 23:07:14,898 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-24 23:07:14,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-24 23:07:14,899 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-11-24 23:07:14,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_23 : bv64, ULTIMATE.start_fabs_double_~high~0#1 : bv32, v_arrayElimCell_2 : bv32 :: (~fp~64(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp~64((~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[63:63], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[62:52], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[51:0]) && v_skolemized_q#valueAsBitvector_23[63:32] == ~msw~0) && ~fp.eq~64(~fp~64((~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[63:63], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[62:52], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[51:0]), ~Pluszero~64())) could not be translated [2023-11-24 23:07:14,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:07:14 ImpRootNode [2023-11-24 23:07:14,901 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:07:14,902 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:07:14,902 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:07:14,902 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:07:14,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:10" (3/4) ... [2023-11-24 23:07:14,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:07:14,915 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 23:07:14,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 23:07:14,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-24 23:07:14,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:07:15,008 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:07:15,009 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:07:15,009 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:07:15,010 INFO L158 Benchmark]: Toolchain (without parser) took 5730.41ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 49.9MB in the beginning and 34.7MB in the end (delta: 15.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,011 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:15,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.49ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 38.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.81ms. Allocated memory is still 73.4MB. Free memory was 38.1MB in the beginning and 36.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,034 INFO L158 Benchmark]: Boogie Preprocessor took 103.56ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 36.3MB in the beginning and 83.9MB in the end (delta: -47.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,034 INFO L158 Benchmark]: RCFGBuilder took 637.68ms. Allocated memory is still 104.9MB. Free memory was 83.9MB in the beginning and 70.5MB in the end (delta: 13.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,035 INFO L158 Benchmark]: CodeCheck took 4542.85ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 39.2MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,036 INFO L158 Benchmark]: Witness Printer took 107.37ms. Allocated memory is still 104.9MB. Free memory was 39.2MB in the beginning and 34.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:07:15,047 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87 IncrementalHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 54 mSDtfsCounter, 87 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 257 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 8 QuantifiedInterpolants, 454 SizeOfPredicates, 15 NumberOfNonLiveVariables, 208 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 54]: 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: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.49ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 38.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.81ms. Allocated memory is still 73.4MB. Free memory was 38.1MB in the beginning and 36.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.56ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 36.3MB in the beginning and 83.9MB in the end (delta: -47.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 637.68ms. Allocated memory is still 104.9MB. Free memory was 83.9MB in the beginning and 70.5MB in the end (delta: 13.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4542.85ms. Allocated memory is still 104.9MB. Free memory was 70.5MB in the beginning and 39.2MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 107.37ms. Allocated memory is still 104.9MB. Free memory was 39.2MB in the beginning and 34.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18 : bv32, ULTIMATE.start_fabs_double_~high~0#1 : bv32 :: (~x == ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]) && ~fp.eq~64(~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]), ~Pluszero~64())) && ~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) == #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18 : bv32, ULTIMATE.start_fabs_double_~high~0#1 : bv32 :: ~x == ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][0bv32])[51:0]) && ~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) == #memory_int[v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, v_skolemized_q#valueAsBitvector_11 : bv64 :: (~fp~64(v_skolemized_q#valueAsBitvector_11[63:63], v_skolemized_q#valueAsBitvector_11[62:52], v_skolemized_q#valueAsBitvector_11[51:0]) == ~x && v_skolemized_q#valueAsBitvector_11[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_23 : bv64, ULTIMATE.start_fabs_double_~high~0#1 : bv32, v_arrayElimCell_2 : bv32 :: (~fp~64(v_skolemized_q#valueAsBitvector_23[63:63], v_skolemized_q#valueAsBitvector_23[62:52], v_skolemized_q#valueAsBitvector_23[51:0]) == ~fp~64((~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[63:63], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[62:52], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[51:0]) && v_skolemized_q#valueAsBitvector_23[63:32] == ~msw~0) && ~fp.eq~64(~fp~64((~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[63:63], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[62:52], (~bvand~32(2147483647bv32, ULTIMATE.start_fabs_double_~high~0#1) ++ v_arrayElimCell_2)[51:0]), ~Pluszero~64())) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-24 23:07:15,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e74e580a-25bc-4a5a-bf87-e4ad502a120d/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