./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:16,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:16,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:00:16,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:16,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:16,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:16,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:16,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:16,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:16,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:16,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:16,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:16,556 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:16,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:16,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:16,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:16,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:16,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:16,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:16,560 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:16,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:16,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:16,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:16,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:16,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:16,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:16,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:16,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:16,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:16,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:16,567 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:16,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:16,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:16,569 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2023-11-19 04:00:16,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:16,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:16,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:16,849 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:16,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:16,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-19 04:00:20,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:20,373 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:20,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-19 04:00:20,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/9352b768f/18645c9c966c4fd497c1ce32e519c4ff/FLAGbf712cc61 [2023-11-19 04:00:20,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/9352b768f/18645c9c966c4fd497c1ce32e519c4ff [2023-11-19 04:00:20,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:20,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:20,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:20,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:20,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:20,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c8237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20, skipping insertion in model container [2023-11-19 04:00:20,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:20,619 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-19 04:00:20,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:20,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:20,656 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-19 04:00:20,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:20,670 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:20,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20 WrapperNode [2023-11-19 04:00:20,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:20,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:20,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:20,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:20,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,715 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-19 04:00:20,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:20,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:20,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:20,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:20,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,739 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:20,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:20,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:20,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:20,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:20" (1/1) ... [2023-11-19 04:00:20,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:20,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:20,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:20,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:00:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:00:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:20,924 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:20,927 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:21,233 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:21,445 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:21,446 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 04:00:21,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:21 BoogieIcfgContainer [2023-11-19 04:00:21,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:21,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:21,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:21,462 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:21,462 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:21" (1/1) ... [2023-11-19 04:00:21,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:21,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-19 04:00:21,519 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-19 04:00:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:00:21,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:21,664 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 04:00:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-19 04:00:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-19 04:00:21,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:21,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:21,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:00:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:00:21,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:00:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:00:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:00:21,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:00:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:00:21,884 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:00:21,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-19 04:00:21,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:00:21 ImpRootNode [2023-11-19 04:00:21,916 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:00:21,917 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:00:21,917 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:00:21,917 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:00:21,918 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:21" (3/4) ... [2023-11-19 04:00:21,920 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:00:21,921 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:00:21,922 INFO L158 Benchmark]: Toolchain (without parser) took 1523.30ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 91.9MB in the beginning and 99.0MB in the end (delta: -7.1MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,923 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:21,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.77ms. Allocated memory is still 125.8MB. Free memory was 91.8MB in the beginning and 80.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.69ms. Allocated memory is still 125.8MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,925 INFO L158 Benchmark]: Boogie Preprocessor took 35.90ms. Allocated memory is still 125.8MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,926 INFO L158 Benchmark]: RCFGBuilder took 699.30ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 76.4MB in the beginning and 121.0MB in the end (delta: -44.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,926 INFO L158 Benchmark]: CodeCheck took 463.33ms. Allocated memory is still 165.7MB. Free memory was 121.0MB in the beginning and 99.0MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:00:21,927 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 165.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:21,930 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 88]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of bitwiseAnd at line 31, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51. Possible FailurePath: [L83] double x = 0.0; [L84] CALL, EXPR trunc_double(x) [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; VAL [\old(x)=0, x=0] [L25] ieee_double_shape_type ew_u; [L26] EXPR ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] EXPR (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] EXPR (lsw) = ew_u.parts.lsw [L24-L29] { ieee_double_shape_type ew_u; ew_u.value = (x); (msw) = ew_u.parts.msw; (lsw) = ew_u.parts.lsw; } VAL [\old(x)=0, lsw=7, msw=-2147459455, x=0] [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-2147459455, signbit=-2147483648, x=0] [L49] COND TRUE exponent_less_1023 > 51 VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-2147459455, signbit=-2147483648, x=0] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-2147459455, signbit=-2147483648, x=0] [L84] RET, EXPR trunc_double(x) [L84] double res = trunc_double(x); [L87] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=4, x=0] [L87] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L88] reach_error() VAL [res=4, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.77ms. Allocated memory is still 125.8MB. Free memory was 91.8MB in the beginning and 80.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.69ms. Allocated memory is still 125.8MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.90ms. Allocated memory is still 125.8MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 699.30ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 76.4MB in the beginning and 121.0MB in the end (delta: -44.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * CodeCheck took 463.33ms. Allocated memory is still 165.7MB. Free memory was 121.0MB in the beginning and 99.0MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 165.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:00:21,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:24,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:24,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:00:24,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:24,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:24,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:24,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:24,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:24,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:24,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:24,967 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:24,968 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:24,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:24,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:24,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:24,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:24,974 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:00:24,974 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:00:24,975 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:00:24,975 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:24,976 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:24,976 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:24,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:24,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:24,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:24,978 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:24,978 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:24,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:24,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:24,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:24,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:24,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:24,982 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:00:24,982 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:24,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:24,983 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:00:24,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:24,983 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2023-11-19 04:00:25,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:25,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:25,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:25,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:25,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:25,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-19 04:00:28,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:28,896 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:28,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-19 04:00:28,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/51490e1e3/06992cfe9d514afd8ef1c6d491d806bb/FLAGc2ab02938 [2023-11-19 04:00:28,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/data/51490e1e3/06992cfe9d514afd8ef1c6d491d806bb [2023-11-19 04:00:28,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:28,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:28,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:28,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:28,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:28,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:28,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c359092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:28, skipping insertion in model container [2023-11-19 04:00:28,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:28" (1/1) ... [2023-11-19 04:00:28,977 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:29,140 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-19 04:00:29,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:29,157 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:29,186 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_70577bd0-166b-4bb2-b168-e79d6cd2a36a/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-19 04:00:29,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:29,212 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:29,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29 WrapperNode [2023-11-19 04:00:29,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:29,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:29,214 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:29,214 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:29,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,294 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-19 04:00:29,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:29,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:29,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:29,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:29,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:29,371 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:29,371 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:29,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:29,372 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:29" (1/1) ... [2023-11-19 04:00:29,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:29,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:29,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:29,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:00:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:00:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:00:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:00:29,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:00:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:29,631 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:29,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:30,153 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:30,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:30,178 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 04:00:30,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:30 BoogieIcfgContainer [2023-11-19 04:00:30,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:30,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:30,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:30,199 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:30,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:30" (1/1) ... [2023-11-19 04:00:30,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:00:30,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-19 04:00:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-19 04:00:30,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:00:30,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:30,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:30,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:30,300 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:30,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:00:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,530 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:30,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:30,600 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 04:00:30,604 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:00:30,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-19 04:00:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-19 04:00:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:00:30,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:30,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:30,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:30,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:00:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:30,920 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:00:31,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:31,217 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 04:00:31,220 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:00:31,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-19 04:00:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-19 04:00:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:00:31,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:31,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:31,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:31,677 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:31,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:00:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,858 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:31,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:31,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:31,913 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 04:00:31,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:31,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-19 04:00:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-19 04:00:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:31,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:31,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:31,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:31,948 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:31,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:00:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,257 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:00:32,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:32,502 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 04:00:32,506 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:00:32,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-19 04:00:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-19 04:00:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:00:32,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:32,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:32,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:32,552 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:32,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:00:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,846 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:32,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:00:32,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:33,097 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 04:00:33,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-11-19 04:00:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-19 04:00:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:00:34,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:34,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:34,306 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:34,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:00:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,474 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:00:34,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:34,506 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 04:00:34,509 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:00:34,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-19 04:00:34,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:00:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-11-19 04:00:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-11-19 04:00:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:00:34,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:00:34,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:34,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:00:34,525 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:00:34,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 04:00:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,811 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:00:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:00:34,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 04:00:34,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:00:34,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-11-19 04:00:35,248 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-19 04:00:35,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2023-11-19 04:00:36,056 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-19 04:00:36,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 34 [2023-11-19 04:00:36,269 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 04:00:36,272 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:00:36,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:00:48,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:01:02,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:01:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-19 04:01:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-19 04:01:02,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:01:02,247 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 04:01:02,257 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 04:01:02,482 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 04:01:02,485 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-19 04:01:02,489 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-11-19 04:01:02,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-19 04:01:02,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:01:02,495 INFO L560 CodeCheckObserver]: Invariant with dag size 32 [2023-11-19 04:01:02,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-19 04:01:02,497 INFO L560 CodeCheckObserver]: Invariant with dag size 32 [2023-11-19 04:01:02,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-19 04:01:02,498 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2023-11-19 04:01:02,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-19 04:01:02,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:01:02 ImpRootNode [2023-11-19 04:01:02,500 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:01:02,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:01:02,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:01:02,502 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:01:02,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:30" (3/4) ... [2023-11-19 04:01:02,505 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:01:02,516 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-19 04:01:02,516 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 04:01:02,517 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:01:02,517 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:01:02,646 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:01:02,647 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:01:02,648 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:01:02,649 INFO L158 Benchmark]: Toolchain (without parser) took 33709.55ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 50.8MB in the beginning and 85.9MB in the end (delta: -35.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,649 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:02,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.28ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 38.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.43ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 36.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,651 INFO L158 Benchmark]: Boogie Preprocessor took 73.05ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 34.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:01:02,652 INFO L158 Benchmark]: RCFGBuilder took 813.57ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 41.9MB in the end (delta: -7.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,653 INFO L158 Benchmark]: CodeCheck took 32314.92ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 41.9MB in the beginning and 91.1MB in the end (delta: -49.2MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,653 INFO L158 Benchmark]: Witness Printer took 146.68ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 85.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:01:02,656 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 25.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 210 SdHoareTripleChecker+Invalid, 24.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 84 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 314 IncrementalHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84 mSolverCounterUnsat, 166 mSDtfsCounter, 314 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 719 GetRequests, 669 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 27 QuantifiedInterpolants, 867 SizeOfPredicates, 31 NumberOfNonLiveVariables, 353 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 88]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.28ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 38.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.43ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 36.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.05ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 34.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 813.57ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 41.9MB in the end (delta: -7.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 32314.92ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 41.9MB in the beginning and 91.1MB in the end (delta: -49.2MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Witness Printer took 146.68ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 85.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 04:01:02,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70577bd0-166b-4bb2-b168-e79d6cd2a36a/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