./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL --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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:42,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:42,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:36:42,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:42,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:42,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:42,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:42,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:42,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:42,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:42,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:42,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:42,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:42,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:42,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:42,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:42,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:42,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:42,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:42,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:42,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:42,536 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:42,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:42,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:42,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:42,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:42,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:42,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:42,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:42,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:42,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:42,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:42,541 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:42,542 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_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2023-11-19 03:36:42,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:42,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:42,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:42,921 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:42,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:42,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-11-19 03:36:46,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:46,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:46,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-11-19 03:36:46,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/d8f3fea1d/a3e330dbf75a4a62907d547257f4c53f/FLAG8e8509b81 [2023-11-19 03:36:46,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/d8f3fea1d/a3e330dbf75a4a62907d547257f4c53f [2023-11-19 03:36:46,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:46,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:46,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:46,622 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:46,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:46,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:46" (1/1) ... [2023-11-19 03:36:46,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@547dff7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:46, skipping insertion in model container [2023-11-19 03:36:46,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:46" (1/1) ... [2023-11-19 03:36:46,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:46,918 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_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-11-19 03:36:46,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:46,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:47,000 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_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-11-19 03:36:47,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:47,019 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:47,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47 WrapperNode [2023-11-19 03:36:47,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:47,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:47,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:47,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:47,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,091 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-19 03:36:47,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:47,093 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:47,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:47,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:47,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:47,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:47,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:47,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:47,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:47,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:47,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:47,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:36:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:36:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:36:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 03:36:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:36:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:47,364 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:47,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:47,701 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:47,948 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:47,948 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:36:47,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:47 BoogieIcfgContainer [2023-11-19 03:36:47,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:47,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:47,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:47,969 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:47,969 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:47" (1/1) ... [2023-11-19 03:36:47,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 03:36:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 03:36:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:36:48,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:48,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 03:36:48,328 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 03:36:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:36:48,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:48,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:48,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:36:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:48,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:36:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:48,577 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:36:48,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short15 could not be translated [2023-11-19 03:36:48,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:36:48 ImpRootNode [2023-11-19 03:36:48,610 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:36:48,610 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:36:48,611 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:36:48,611 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:36:48,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:47" (3/4) ... [2023-11-19 03:36:48,614 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:36:48,615 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:36:48,616 INFO L158 Benchmark]: Toolchain (without parser) took 1996.14ms. Allocated memory is still 159.4MB. Free memory was 116.3MB in the beginning and 115.4MB in the end (delta: 872.4kB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2023-11-19 03:36:48,617 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:48,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.73ms. Allocated memory is still 159.4MB. Free memory was 115.8MB in the beginning and 104.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:36:48,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.93ms. Allocated memory is still 159.4MB. Free memory was 104.7MB in the beginning and 102.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:48,619 INFO L158 Benchmark]: Boogie Preprocessor took 68.47ms. Allocated memory is still 159.4MB. Free memory was 102.8MB in the beginning and 101.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:48,620 INFO L158 Benchmark]: RCFGBuilder took 791.74ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 74.4MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:36:48,620 INFO L158 Benchmark]: CodeCheck took 654.66ms. Allocated memory is still 159.4MB. Free memory was 74.4MB in the beginning and 115.4MB in the end (delta: -41.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:48,621 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 159.4MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:48,624 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, 20 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, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 82]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of bitwiseAnd at line 25, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L77] float x = -0.0f; [L78] CALL, EXPR round_float(x) [L15] __uint32_t w; [L17] int exponent_less_127; VAL [\old(x)=2, x=2] [L20] ieee_float_shape_type gf_u; [L21] EXPR gf_u.value = (x) [L22] EXPR gf_u.word [L22] EXPR (w) = gf_u.word [L19-L23] { ieee_float_shape_type gf_u; gf_u.value = (x); (w) = gf_u.word; } VAL [\old(x)=2, w=1258291200, x=2] [L25] EXPR w & 0x7f800000 [L25] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L27] COND FALSE !(exponent_less_127 < 23) [L43] COND FALSE !(exponent_less_127 == 128) [L47] return x; VAL [\old(x)=2, \result=2, exponent_less_127=23, w=1258291200, x=2] [L78] RET, EXPR round_float(x) [L78] float res = round_float(x); [L81] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [res=2, x=2] [L81] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L82] reach_error() VAL [res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.73ms. Allocated memory is still 159.4MB. Free memory was 115.8MB in the beginning and 104.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.93ms. Allocated memory is still 159.4MB. Free memory was 104.7MB in the beginning and 102.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.47ms. Allocated memory is still 159.4MB. Free memory was 102.8MB in the beginning and 101.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 791.74ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 74.4MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 654.66ms. Allocated memory is still 159.4MB. Free memory was 74.4MB in the beginning and 115.4MB in the end (delta: -41.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 159.4MB. Free memory is still 115.4MB. 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~short15 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 [2023-11-19 03:36:48,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL --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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:51,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:51,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:36:51,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:51,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:51,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:51,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:51,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:51,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:51,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:51,641 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:51,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:51,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:51,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:51,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:51,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:51,645 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:36:51,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:36:51,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:36:51,647 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:51,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:51,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:51,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:51,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:51,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:51,650 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:51,651 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:51,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:51,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:51,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:51,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:51,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:51,657 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:36:51,658 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:51,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:51,658 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:36:51,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:51,659 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_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2023-11-19 03:36:52,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:52,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:52,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:52,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:52,166 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:52,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-11-19 03:36:55,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:55,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:55,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2023-11-19 03:36:55,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/bfbe0542a/ac975e2dbc974ecf8fed1419f95fa98d/FLAG107f9f2e6 [2023-11-19 03:36:55,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/data/bfbe0542a/ac975e2dbc974ecf8fed1419f95fa98d [2023-11-19 03:36:55,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:55,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:55,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:55,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:55,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:55,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c6ae92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55, skipping insertion in model container [2023-11-19 03:36:55,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:55,808 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_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-11-19 03:36:55,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:55,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:55,881 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_92afe5b9-4324-4a05-8866-03ef4fb91819/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2023-11-19 03:36:55,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:55,900 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:55,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55 WrapperNode [2023-11-19 03:36:55,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:55,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:55,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:55,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:55,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,968 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2023-11-19 03:36:55,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:55,969 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:55,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:55,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:55,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:55,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:56,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:56,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:56,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:56,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:55" (1/1) ... [2023-11-19 03:36:56,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:56,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:56,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:56,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:36:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:36:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 03:36:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:36:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 03:36:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:36:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:36:56,285 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:56,287 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:56,644 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:56,688 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:56,689 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:36:56,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:56 BoogieIcfgContainer [2023-11-19 03:36:56,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:56,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:56,695 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:56,706 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:56,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:56" (1/1) ... [2023-11-19 03:36:56,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 03:36:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 03:36:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:36:56,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:56,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:56,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:56,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:56,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:36:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:56,938 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:56,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:36:56,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:56,993 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:36:56,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:36:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 03:36:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 03:36:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:36:57,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:57,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:57,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:57,034 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:57,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:36:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:57,210 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:57,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:36:57,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:57,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 03:36:57,424 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 30 treesize of output 14 [2023-11-19 03:36:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:57,522 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:36:57,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:36:57,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 03:36:57,684 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 03:36:57,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:36:57,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:57,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:57,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:57,687 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:57,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:36:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:57,833 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:57,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:36:57,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:57,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:57,988 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:36:57,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 03:36:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-19 03:36:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-19 03:36:58,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:36:58,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:58,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:58,476 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:58,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:36:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,588 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:36:58,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:36:58,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-11-19 03:36:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-11-19 03:36:58,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:36:58,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:58,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:58,646 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:58,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 03:36:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,762 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:36:58,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:58,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:58,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 03:36:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2023-11-19 03:36:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2023-11-19 03:36:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:36:58,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:58,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:58,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:58,808 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:58,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 03:36:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,960 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:36:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:58,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:36:58,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:36:59,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 03:36:59,362 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 44 treesize of output 20 [2023-11-19 03:36:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:59,394 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:36:59,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-19 03:37:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:00,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-11-19 03:37:00,428 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-11-19 03:37:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:37:00,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:00,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:37:00,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:37:00,432 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:37:00,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 03:37:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,613 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:37:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:00,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:37:00,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:37:00,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 03:37:01,038 INFO L349 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2023-11-19 03:37:01,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 74 [2023-11-19 03:37:02,419 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2023-11-19 03:37:02,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 40 [2023-11-19 03:37:02,428 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 03:37:02,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 24 [2023-11-19 03:37:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,603 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:37:02,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 03:37:05,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-19 03:37:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-19 03:37:05,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:37:05,549 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 03:37:05,559 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:37:05,657 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2023-11-19 03:37:05,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-11-19 03:37:05,663 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2023-11-19 03:37:05,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x) could not be translated [2023-11-19 03:37:05,668 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2023-11-19 03:37:05,669 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res) could not be translated [2023-11-19 03:37:05,669 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-11-19 03:37:05,670 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) could not be translated [2023-11-19 03:37:05,671 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 03:37:05,671 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated [2023-11-19 03:37:05,672 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:37:05,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:37:05 ImpRootNode [2023-11-19 03:37:05,672 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:37:05,673 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:37:05,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:37:05,674 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:37:05,674 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:56" (3/4) ... [2023-11-19 03:37:05,677 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:37:05,686 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-19 03:37:05,687 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 03:37:05,687 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:37:05,688 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:37:05,814 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:37:05,815 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:37:05,815 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:37:05,816 INFO L158 Benchmark]: Toolchain (without parser) took 10252.70ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 57.1MB in the beginning and 43.3MB in the end (delta: 13.8MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,817 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:05,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.84ms. Allocated memory is still 81.8MB. Free memory was 56.8MB in the beginning and 45.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.22ms. Allocated memory is still 81.8MB. Free memory was 45.1MB in the beginning and 43.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,819 INFO L158 Benchmark]: Boogie Preprocessor took 67.89ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:05,819 INFO L158 Benchmark]: RCFGBuilder took 655.87ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 49.8MB in the end (delta: -8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,820 INFO L158 Benchmark]: CodeCheck took 8977.82ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 49.8MB in the beginning and 48.6MB in the end (delta: 1.2MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,821 INFO L158 Benchmark]: Witness Printer took 142.29ms. Allocated memory is still 123.7MB. Free memory was 48.6MB in the beginning and 43.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:37:05,824 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 196 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 341 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 136 mSDtfsCounter, 341 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 668 GetRequests, 608 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 18 QuantifiedInterpolants, 993 SizeOfPredicates, 34 NumberOfNonLiveVariables, 308 ConjunctsInSsa, 63 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: 82]: 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: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.84ms. Allocated memory is still 81.8MB. Free memory was 56.8MB in the beginning and 45.3MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.22ms. Allocated memory is still 81.8MB. Free memory was 45.1MB in the beginning and 43.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.89ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 41.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 655.87ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 49.8MB in the end (delta: -8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 8977.82ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 49.8MB in the beginning and 48.6MB in the end (delta: 1.2MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Witness Printer took 142.29ms. Allocated memory is still 123.7MB. Free memory was 48.6MB in the beginning and 43.3MB 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~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14 : bv32 :: (exists v_arrayElimCell_3 : bv32 :: #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32] == ~bvand~32(v_arrayElimCell_3, 2147483648bv32) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) && ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_3 : bv32 :: ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) == ~fp~32(~bvand~32(v_arrayElimCell_3, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_3, 2147483648bv32)[22:0]) && ~fp~32(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp.neg~32(~Pluszero~32())) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20 : bv32 :: ~fp.neg~32(~Pluszero~32()) == ~fp~32(#memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][31:31], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][30:23], #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32][22:0]) && ~w~0 == #memory_int[v_ULTIMATE.start_round_float_~#gf_u~0#1.base_20][0bv32]) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 03:37:05,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92afe5b9-4324-4a05-8866-03ef4fb91819/bin/ukojak-verify-G8NBE6pJGL/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