./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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 04c436006742f36e09d723f85653028f787f4ee63bf5ff6f9895b53f3ce3aea9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:33,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:33,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:56:33,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:33,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:33,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:33,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:33,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:33,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:33,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:33,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:33,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:33,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:33,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:33,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:33,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:33,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:33,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:33,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:33,184 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:33,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:33,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:33,186 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:33,187 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:33,187 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:33,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:33,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:33,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:33,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:33,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:33,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:33,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:33,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:33,193 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04c436006742f36e09d723f85653028f787f4ee63bf5ff6f9895b53f3ce3aea9 [2023-11-24 22:56:33,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:33,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:33,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:33,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:33,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:33,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2023-11-24 22:56:36,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:36,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:36,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2023-11-24 22:56:36,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/9896da7a6/842328527c414c8bad6023c8860dc304/FLAG1e261e3cc [2023-11-24 22:56:37,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/9896da7a6/842328527c414c8bad6023c8860dc304 [2023-11-24 22:56:37,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:37,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:37,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:37,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:37,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:37,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67fd07dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37, skipping insertion in model container [2023-11-24 22:56:37,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:37,244 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c[1571,1584] [2023-11-24 22:56:37,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:37,261 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:37,286 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c[1571,1584] [2023-11-24 22:56:37,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:37,304 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:37,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37 WrapperNode [2023-11-24 22:56:37,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:37,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:37,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:37,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:37,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,380 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-24 22:56:37,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:37,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:37,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:37,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:37,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:37,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:37,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:37,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:37,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:37" (1/1) ... [2023-11-24 22:56:37,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:37,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:37,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:37,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:37,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 22:56:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 22:56:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:37,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:37,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:37,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:37,644 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:37,647 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:37,887 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:38,110 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:38,110 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:56:38,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:38 BoogieIcfgContainer [2023-11-24 22:56:38,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:38,113 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:38,114 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:38,125 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:38,125 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:38" (1/1) ... [2023-11-24 22:56:38,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-11-24 22:56:38,220 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-11-24 22:56:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:38,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:38,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-24 22:56:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-24 22:56:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:38,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-24 22:56:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-24 22:56:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:38,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:38,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:38,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:56:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:38,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:56:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:38,985 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-24 22:56:39,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short14 could not be translated [2023-11-24 22:56:39,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:56:39 ImpRootNode [2023-11-24 22:56:39,014 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:56:39,015 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:56:39,015 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:56:39,015 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:56:39,016 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:38" (3/4) ... [2023-11-24 22:56:39,018 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:56:39,019 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:56:39,020 INFO L158 Benchmark]: Toolchain (without parser) took 2013.99ms. Allocated memory is still 159.4MB. Free memory was 127.6MB in the beginning and 97.6MB in the end (delta: 30.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-24 22:56:39,021 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:39,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.12ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 116.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:56:39,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.75ms. Allocated memory is still 159.4MB. Free memory was 116.2MB in the beginning and 114.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:39,023 INFO L158 Benchmark]: Boogie Preprocessor took 36.01ms. Allocated memory is still 159.4MB. Free memory was 114.2MB in the beginning and 112.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:39,024 INFO L158 Benchmark]: RCFGBuilder took 694.61ms. Allocated memory is still 159.4MB. Free memory was 112.7MB in the beginning and 89.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:56:39,025 INFO L158 Benchmark]: CodeCheck took 901.19ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 97.6MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:39,025 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 159.4MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:56:39,029 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 26 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 69]: 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 68, overapproximation of bitwiseAnd at line 22. Possible FailurePath: [L64] float x = 0.0f; [L65] CALL, EXPR trunc_float(x) [L15] __int32_t signbit, w, exponent_less_127; VAL [\old(x)=0, x=0] [L17] ieee_float_shape_type gf_u; [L18] EXPR gf_u.value = (x) [L19] EXPR gf_u.word [L19] EXPR (w) = gf_u.word [L16-L20] { ieee_float_shape_type gf_u; gf_u.value = (x); (w) = gf_u.word; } VAL [\old(x)=0, w=2139095040, x=0] [L21] signbit = w & 0x80000000 [L22] EXPR w & 0x7f800000 [L22] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L23] COND FALSE !(exponent_less_127 < 23) VAL [\old(x)=0, exponent_less_127=128, signbit=0, w=2139095040, x=0] [L39] COND FALSE !(exponent_less_127 == 255) VAL [\old(x)=0, exponent_less_127=128, signbit=0, w=2139095040, x=0] [L42] return x; VAL [\old(x)=0, \result=0, exponent_less_127=128, signbit=0, w=2139095040, x=0] [L65] RET, EXPR trunc_float(x) [L65] float res = trunc_float(x); [L68] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [res=0, x=0] [L68] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L69] reach_error() VAL [res=0, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.12ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 116.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.75ms. Allocated memory is still 159.4MB. Free memory was 116.2MB in the beginning and 114.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.01ms. Allocated memory is still 159.4MB. Free memory was 114.2MB in the beginning and 112.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.61ms. Allocated memory is still 159.4MB. Free memory was 112.7MB in the beginning and 89.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 901.19ms. Allocated memory is still 159.4MB. Free memory was 89.3MB in the beginning and 97.6MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 159.4MB. Free memory is still 97.6MB. 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~short14 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:56:39,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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 04c436006742f36e09d723f85653028f787f4ee63bf5ff6f9895b53f3ce3aea9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:41,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:41,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:56:42,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:42,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:42,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:42,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:42,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:42,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:42,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:42,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:42,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:42,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:42,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:42,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:42,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:42,051 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:56:42,052 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:56:42,052 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:56:42,053 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:42,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:42,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:42,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:42,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:42,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:42,056 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:42,057 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:42,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:42,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:42,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:42,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:42,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:42,061 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:56:42,062 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:42,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:42,063 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:56:42,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:56:42,063 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04c436006742f36e09d723f85653028f787f4ee63bf5ff6f9895b53f3ce3aea9 [2023-11-24 22:56:42,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:42,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:42,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:42,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:42,553 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:42,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2023-11-24 22:56:45,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:46,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:46,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2023-11-24 22:56:46,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/1482d46ef/357fe3f3ad094b029f3aea1827fffb81/FLAGc849a545e [2023-11-24 22:56:46,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/data/1482d46ef/357fe3f3ad094b029f3aea1827fffb81 [2023-11-24 22:56:46,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:46,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:46,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:46,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:46,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:46,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49000b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46, skipping insertion in model container [2023-11-24 22:56:46,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:46,590 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c[1571,1584] [2023-11-24 22:56:46,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:46,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:46,669 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_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c[1571,1584] [2023-11-24 22:56:46,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:46,694 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:46,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46 WrapperNode [2023-11-24 22:56:46,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:46,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:46,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:46,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:46,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,746 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 93 [2023-11-24 22:56:46,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:46,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:46,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:46,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:46,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:46,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:46,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:46,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:46,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:46,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:46,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:46,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:56:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:56:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 22:56:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:56:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:46,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 22:56:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:56:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:47,054 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:47,056 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:47,379 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:47,404 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:47,404 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:56:47,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:47 BoogieIcfgContainer [2023-11-24 22:56:47,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:47,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:47,409 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:47,419 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:47,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:47" (1/1) ... [2023-11-24 22:56:47,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:47,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-11-24 22:56:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-11-24 22:56:47,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:47,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:47,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:47,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:47,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:56:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,646 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:47,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:47,713 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:47,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:56:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-24 22:56:47,751 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-24 22:56:47,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:47,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:47,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:47,758 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:47,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:56:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,948 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:56:47,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:48,061 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:48,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:56:48,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-24 22:56:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-24 22:56:48,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:48,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:48,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:48,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:48,214 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:48,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 22:56:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:48,363 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:48,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:56:48,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:48,534 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:48,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-24 22:56:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-11-24 22:56:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-11-24 22:56:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:49,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:49,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:49,033 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:49,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 22:56:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,192 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:56:49,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:49,233 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:49,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 22:56:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-24 22:56:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-24 22:56:49,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:49,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:49,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:49,254 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:49,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 22:56:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,402 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:56:49,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:49,481 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 [2023-11-24 22:56:49,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-11-24 22:56:49,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:49,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 22:56:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-24 22:56:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-24 22:56:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:50,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:50,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:50,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:50,408 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:50,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 22:56:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:50,588 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:50,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:56:50,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:50,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:50,927 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:50,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-24 22:56:52,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2023-11-24 22:56:52,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2023-11-24 22:56:52,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:52,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:52,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:56:52,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:56:52,722 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:56:52,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 22:56:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:52,961 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:56:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:52,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:56:53,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:56:53,034 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 [2023-11-24 22:56:53,387 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 22:56:53,388 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 39 treesize of output 26 [2023-11-24 22:56:54,252 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2023-11-24 22:56:54,252 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 89 treesize of output 56 [2023-11-24 22:56:54,264 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2023-11-24 22:56:54,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 39 [2023-11-24 22:56:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:54,464 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:56:54,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-24 22:56:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-24 22:56:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-24 22:56:59,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:56:59,942 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-24 22:56:59,951 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:57:00,075 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2023-11-24 22:57:00,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32() && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32]) && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][22:0]) == ~x) could not be translated [2023-11-24 22:57:00,083 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2023-11-24 22:57:00,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32()) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32]) could not be translated [2023-11-24 22:57:00,084 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:57:00,088 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-11-24 22:57:00,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32()) could not be translated [2023-11-24 22:57:00,091 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-11-24 22:57:00,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_7 : bv32 :: ~fp~32(~bvand~32(v_arrayElimCell_7, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_7, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_7, 2147483648bv32)[22:0]) == ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) && ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~Pluszero~32()) could not be translated [2023-11-24 22:57:00,092 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-24 22:57:00,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-11-24 22:57:00,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:57:00 ImpRootNode [2023-11-24 22:57:00,097 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:57:00,098 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:57:00,098 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:57:00,098 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:57:00,099 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:47" (3/4) ... [2023-11-24 22:57:00,105 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:57:00,124 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-24 22:57:00,125 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 22:57:00,126 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:57:00,126 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:57:00,234 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:57:00,235 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:57:00,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:57:00,236 INFO L158 Benchmark]: Toolchain (without parser) took 13938.45ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 65.0MB in the beginning and 68.7MB in the end (delta: -3.7MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,236 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:00,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.70ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 53.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.35ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 51.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,238 INFO L158 Benchmark]: Boogie Preprocessor took 53.40ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,238 INFO L158 Benchmark]: RCFGBuilder took 603.69ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 56.6MB in the end (delta: -7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,239 INFO L158 Benchmark]: CodeCheck took 12688.17ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 56.6MB in the beginning and 74.1MB in the end (delta: -17.5MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,239 INFO L158 Benchmark]: Witness Printer took 137.47ms. Allocated memory is still 107.0MB. Free memory was 73.9MB in the beginning and 68.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:57:00,242 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 382 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 107 mSDsluCounter, 190 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 69 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 411 IncrementalHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 121 mSDtfsCounter, 411 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 698 GetRequests, 619 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2085 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 22 QuantifiedInterpolants, 723 SizeOfPredicates, 33 NumberOfNonLiveVariables, 321 ConjunctsInSsa, 57 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: 69]: 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: 48]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.70ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 53.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.35ms. Allocated memory is still 88.1MB. Free memory was 53.1MB in the beginning and 51.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.40ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.69ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 56.6MB in the end (delta: -7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 12688.17ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 56.6MB in the beginning and 74.1MB in the end (delta: -17.5MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. * Witness Printer took 137.47ms. Allocated memory is still 107.0MB. Free memory was 73.9MB in the beginning and 68.7MB 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: QuantifierExpression (exists v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32() && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32]) && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_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_trunc_float_~#sf_u~0#1.base_14 : bv32, v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: (~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32][22:0]) == #res && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32()) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_14][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22 : bv32 :: ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32], 2147483648bv32) && ~fp~32(#memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][31:31], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][30:23], #memory_int[v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_22][0bv32][22:0]) == ~Pluszero~32()) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_arrayElimCell_7 : bv32 :: ~fp~32(~bvand~32(v_arrayElimCell_7, 2147483648bv32)[31:31], ~bvand~32(v_arrayElimCell_7, 2147483648bv32)[30:23], ~bvand~32(v_arrayElimCell_7, 2147483648bv32)[22:0]) == ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0]) && ~fp~32(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) == ~Pluszero~32()) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 RESULT: Ultimate proved your program to be correct! [2023-11-24 22:57:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8b52bb-5ac4-4965-bfb9-ea0ffc9ff34f/bin/ukojak-verify-afCqCEvfdi/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 Writing output log to file Ultimate.log Result: TRUE