./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a.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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9 --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 fdcf375e0f63a99aa336478d14a39a9f0916e41e4e2744057c95b8e96462ebe9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:53:41,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:53:41,173 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:53:41,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:53:41,179 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:53:41,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:53:41,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:53:41,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:53:41,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:53:41,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:53:41,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:53:41,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:53:41,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:53:41,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:53:41,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:53:41,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:53:41,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:53:41,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:53:41,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:53:41,210 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:53:41,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:53:41,211 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:53:41,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:53:41,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:53:41,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:53:41,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:53:41,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:53:41,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:53:41,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:53:41,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:53:41,215 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:53:41,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:53:41,216 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:53:41,216 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdcf375e0f63a99aa336478d14a39a9f0916e41e4e2744057c95b8e96462ebe9 [2023-12-03 00:53:41,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:53:41,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:53:41,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:53:41,485 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:53:41,485 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:53:41,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0920a.c [2023-12-03 00:53:44,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:53:44,519 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:53:44,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c [2023-12-03 00:53:44,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/97b69dd57/3136b52708a942ca80efffb1bfba88ee/FLAG0dcb985af [2023-12-03 00:53:44,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/97b69dd57/3136b52708a942ca80efffb1bfba88ee [2023-12-03 00:53:44,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:53:44,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:53:44,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:53:44,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:53:44,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:53:44,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fea475b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44, skipping insertion in model container [2023-12-03 00:53:44,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:53:44,818 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c[4007,4020] [2023-12-03 00:53:44,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:53:44,841 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:53:44,884 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c[4007,4020] [2023-12-03 00:53:44,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:53:44,903 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:53:44,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44 WrapperNode [2023-12-03 00:53:44,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:53:44,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:53:44,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:53:44,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:53:44,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,955 INFO L138 Inliner]: procedures = 19, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 229 [2023-12-03 00:53:44,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:53:44,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:53:44,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:53:44,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:53:44,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:44,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:53:44,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:53:44,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:53:44,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:53:44,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:44" (1/1) ... [2023-12-03 00:53:45,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:53:45,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:53:45,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:53:45,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:53:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:53:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:53:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:53:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 00:53:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:53:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 00:53:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:53:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:53:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:53:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:53:45,165 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:53:45,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:53:45,461 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:53:45,612 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:53:45,613 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-03 00:53:45,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:53:45 BoogieIcfgContainer [2023-12-03 00:53:45,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:53:45,616 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:53:45,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:53:45,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:53:45,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:53:45" (1/1) ... [2023-12-03 00:53:45,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:53:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2023-12-03 00:53:45,723 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2023-12-03 00:53:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:53:45,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:45,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:53:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-12-03 00:53:45,972 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 00:53:45,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:53:45,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:45,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:53:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-12-03 00:53:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-12-03 00:53:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:53:46,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:46,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:53:46,121 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:53:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:53:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:53:46,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:53:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:53:46,347 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-12-03 00:53:46,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated [2023-12-03 00:53:46,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short21 could not be translated [2023-12-03 00:53:46,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-12-03 00:53:46,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:53:46 ImpRootNode [2023-12-03 00:53:46,387 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:53:46,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:53:46,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:53:46,388 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:53:46,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:53:45" (3/4) ... [2023-12-03 00:53:46,391 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 00:53:46,392 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:53:46,393 INFO L158 Benchmark]: Toolchain (without parser) took 1841.30ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 77.2MB in the end (delta: 32.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,393 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 71.6MB in the beginning and 71.5MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:53:46,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.34ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 96.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.99ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 94.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,395 INFO L158 Benchmark]: Boogie Preprocessor took 38.79ms. Allocated memory is still 144.7MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,395 INFO L158 Benchmark]: RCFGBuilder took 618.77ms. Allocated memory is still 144.7MB. Free memory was 92.3MB in the beginning and 54.9MB in the end (delta: 37.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,396 INFO L158 Benchmark]: CodeCheck took 771.50ms. Allocated memory is still 144.7MB. Free memory was 54.9MB in the beginning and 78.0MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:53:46,397 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 77.2MB in the end (delta: 790.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:53:46,400 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: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 68 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 28 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 152 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, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 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: 156]: 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 139, overapproximation of bitwiseOr at line 61, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L34-L43] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L45] static const double zero = 0.0; [L148] double x = __VERIFIER_nondet_double(); [L150] EXPR x < 0 && isfinite_double(x) [L150] CALL, EXPR isfinite_double(x) [L129] __int32_t hx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L131] ieee_double_shape_type gh_u; [L132] EXPR gh_u.value = (x) [L133] EXPR gh_u.parts.msw [L133] EXPR (hx) = gh_u.parts.msw [L130-L134] { ieee_double_shape_type gh_u; gh_u.value = (x); (hx) = gh_u.parts.msw; } VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L135] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L150] RET, EXPR isfinite_double(x) [L150] EXPR x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L150] COND TRUE (x < 0 && isfinite_double(x)) [L152] CALL, EXPR __ieee754_log(x) [L48] double hfsq, f, s, z, R, w, t1, t2, dk; [L49] __int32_t k, hx, i, j; [L50] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=2, zero=0] [L53] ieee_double_shape_type ew_u; [L54] EXPR ew_u.value = (x) [L55] EXPR ew_u.parts.msw [L55] EXPR (hx) = ew_u.parts.msw [L56] EXPR ew_u.parts.lsw [L56] EXPR (lx) = ew_u.parts.lsw [L52-L57] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=0, two54_log=18014398509481984, x=2, zero=0] [L59] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=0, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=0, two54_log=18014398509481984, x=2, zero=0] [L60] COND TRUE hx < 0x00100000 [L61] EXPR (hx & 0x7fffffff) | lx VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=0, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=0, two54_log=18014398509481984, x=2, zero=0] [L61] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L62] return -two54_log / zero; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=2, hx=0, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=0, two54_log=18014398509481984, x=2, zero=0] [L152] RET, EXPR __ieee754_log(x) [L152] double res = __ieee754_log(x); [L155] CALL, EXPR isnan_double(res) [L139] return x != x; [L155] RET, EXPR isnan_double(res) [L155] COND TRUE !isnan_double(res) [L156] reach_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=6, two54_log=18014398509481984, x=2, zero=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 71.6MB in the beginning and 71.5MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.34ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 96.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.99ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 94.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.79ms. Allocated memory is still 144.7MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 618.77ms. Allocated memory is still 144.7MB. Free memory was 92.3MB in the beginning and 54.9MB in the end (delta: 37.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 771.50ms. Allocated memory is still 144.7MB. Free memory was 54.9MB in the beginning and 78.0MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 77.2MB in the end (delta: 790.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 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 [2023-12-03 00:53:46,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9 --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 fdcf375e0f63a99aa336478d14a39a9f0916e41e4e2744057c95b8e96462ebe9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:53:48,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:53:48,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:53:48,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:53:48,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:53:48,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:53:48,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:53:48,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:53:48,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:53:48,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:53:48,561 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:53:48,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:53:48,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:53:48,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:53:48,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:53:48,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:53:48,564 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:53:48,565 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:53:48,565 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:53:48,566 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:53:48,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:53:48,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:53:48,572 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:53:48,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:53:48,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:53:48,573 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:53:48,574 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:53:48,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:53:48,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:53:48,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:53:48,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:53:48,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:53:48,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:53:48,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:53:48,577 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:53:48,577 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:53:48,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:53:48,577 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdcf375e0f63a99aa336478d14a39a9f0916e41e4e2744057c95b8e96462ebe9 [2023-12-03 00:53:48,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:53:48,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:53:48,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:53:48,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:53:48,912 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:53:48,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_0920a.c [2023-12-03 00:53:51,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:53:51,969 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:53:51,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c [2023-12-03 00:53:51,979 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/63479cb7a/1d3cb23ff01f475e83aca9ae94141ae1/FLAGfd1768d3e [2023-12-03 00:53:51,994 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/data/63479cb7a/1d3cb23ff01f475e83aca9ae94141ae1 [2023-12-03 00:53:51,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:53:51,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:53:51,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:53:52,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:53:52,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:53:52,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:53:51" (1/1) ... [2023-12-03 00:53:52,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65caaf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52, skipping insertion in model container [2023-12-03 00:53:52,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:53:51" (1/1) ... [2023-12-03 00:53:52,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:53:52,225 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c[4007,4020] [2023-12-03 00:53:52,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:53:52,245 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:53:52,290 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_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/sv-benchmarks/c/float-newlib/double_req_bl_0920a.c[4007,4020] [2023-12-03 00:53:52,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:53:52,309 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:53:52,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52 WrapperNode [2023-12-03 00:53:52,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:53:52,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:53:52,311 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:53:52,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:53:52,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,362 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 175 [2023-12-03 00:53:52,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:53:52,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:53:52,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:53:52,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:53:52,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:53:52,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:53:52,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:53:52,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:53:52,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:53:52" (1/1) ... [2023-12-03 00:53:52,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:53:52,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:53:52,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:53:52,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:53:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:53:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 00:53:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 00:53:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:53:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:53:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:53:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:53:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:53:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:53:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:53:52,630 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:53:52,633 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:55:37,650 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:55:37,713 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:55:37,713 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-03 00:55:37,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:55:37 BoogieIcfgContainer [2023-12-03 00:55:37,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:55:37,716 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:55:37,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:55:37,726 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:55:37,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:55:37" (1/1) ... [2023-12-03 00:55:37,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:55:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2023-12-03 00:55:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2023-12-03 00:55:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:55:37,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:37,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:55:37,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:55:37,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:55:37,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:55:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:38,321 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:55:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:38,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:55:38,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:38,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:55:48,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:55:49,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-12-03 00:55:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-12-03 00:55:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:55:49,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:49,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:55:49,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:55:49,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:55:49,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:55:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:50,237 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:55:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:50,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:55:50,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:50,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:55:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-03 00:55:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-03 00:55:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:55:50,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:50,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:55:50,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:55:50,690 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:55:50,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:55:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:51,206 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:55:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:51,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:55:51,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:55:51,252 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 00:55:51,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:55:51,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-12-03 00:55:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-12-03 00:55:51,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:55:51,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:51,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:55:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:55:51,260 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:55:51,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 00:55:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:52,212 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:55:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:52,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:55:52,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:52,998 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 16 treesize of output 17 [2023-12-03 00:55:56,828 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:55:56,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 00:56:07,018 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) is different from true [2023-12-03 00:56:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:07,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 00:56:26,390 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) is different from false [2023-12-03 00:56:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:26,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:56:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:56:26,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:56:26,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:26,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:56:26,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:56:26,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:56:26,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 00:56:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:27,339 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:56:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:27,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:56:27,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:56:27,715 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 16 treesize of output 17 [2023-12-03 00:56:29,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:56:29,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 00:56:39,951 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) is different from true [2023-12-03 00:56:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:40,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 00:56:50,463 WARN L876 $PredicateComparison]: unable to prove that (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|)))))) is different from true [2023-12-03 00:57:00,468 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|)))))) is different from false [2023-12-03 00:57:10,509 WARN L854 $PredicateComparison]: unable to prove that (not (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))))) is different from false [2023-12-03 00:57:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:57:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:57:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:57:10,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:10,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:57:10,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:57:10,561 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:57:10,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 00:57:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:11,638 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:57:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:11,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:57:11,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:57:12,048 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 16 treesize of output 17 [2023-12-03 00:57:14,266 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:57:14,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 00:57:24,452 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|))) is different from true [2023-12-03 00:57:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:57:24,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 00:57:35,027 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) is different from false [2023-12-03 00:57:45,069 WARN L854 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|))))) is different from false [2023-12-03 00:57:55,144 WARN L876 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))))) is different from true [2023-12-03 00:57:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:57:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:57:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:57:55,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:55,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:57:55,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:57:55,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:57:55,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 00:57:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:56,078 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:57:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:56,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:57:56,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:57:56,467 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 16 treesize of output 17 [2023-12-03 00:57:58,480 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:57:58,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 00:58:08,669 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) is different from true [2023-12-03 00:58:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:09,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 00:58:19,154 WARN L876 $PredicateComparison]: unable to prove that (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|)))))) is different from true [2023-12-03 00:58:29,169 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|)))))) is different from false [2023-12-03 00:58:39,208 WARN L854 $PredicateComparison]: unable to prove that (not (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))))) is different from false [2023-12-03 00:58:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:58:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:58:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:58:39,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:39,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:58:39,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:58:39,257 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:58:39,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 00:58:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:40,116 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:58:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:40,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:58:40,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:40,375 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 [2023-12-03 00:58:45,111 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 23 treesize of output 15 [2023-12-03 00:58:55,294 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))) is different from true [2023-12-03 00:58:55,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:55,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 00:59:09,975 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) is different from false [2023-12-03 00:59:20,008 WARN L854 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))))) is different from false [2023-12-03 00:59:30,080 WARN L876 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))))) is different from true [2023-12-03 00:59:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:59:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:59:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:59:30,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:30,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:59:30,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:59:30,103 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:59:30,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 00:59:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:30,954 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:59:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:31,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:59:31,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:31,312 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 16 treesize of output 17 [2023-12-03 00:59:33,244 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 00:59:33,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 00:59:43,419 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) is different from true [2023-12-03 00:59:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:43,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 00:59:53,921 WARN L876 $PredicateComparison]: unable to prove that (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) is different from true [2023-12-03 01:03:30,229 WARN L854 $PredicateComparison]: unable to prove that (not (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))))) is different from false [2023-12-03 01:03:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 01:03:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 01:03:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:03:30,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:30,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:03:30,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:03:30,276 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:03:30,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 01:03:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:31,055 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:03:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:31,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:03:31,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:31,384 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 16 treesize of output 17 [2023-12-03 01:03:33,110 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:03:33,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 01:03:43,297 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)))) is different from true [2023-12-03 01:03:43,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:43,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-12-03 01:03:53,738 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|))))) is different from false [2023-12-03 01:04:03,783 WARN L854 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)))))) is different from false [2023-12-03 01:04:13,852 WARN L876 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|))))))) is different from true [2023-12-03 01:04:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 01:04:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 01:04:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:04:13,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:13,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:04:13,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:04:13,872 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:04:13,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 01:04:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:14,762 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:04:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:14,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:04:14,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:15,056 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 [2023-12-03 01:04:17,635 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 23 treesize of output 15 [2023-12-03 01:04:27,842 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_60| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_60|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_60|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))) is different from true [2023-12-03 01:04:28,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:28,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 01:04:38,404 WARN L876 $PredicateComparison]: unable to prove that (and (exists ((|v_skolemized_q#valueAsBitvector_60| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_60|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_60|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))) (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) is different from true [2023-12-03 01:04:48,430 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_60| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_60|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_60|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) is different from false [2023-12-03 01:04:58,462 WARN L854 $PredicateComparison]: unable to prove that (not (and (exists ((|v_skolemized_q#valueAsBitvector_60| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_60|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_60|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))) (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))))) is different from false [2023-12-03 01:04:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 01:04:58,511 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 01:04:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:04:58,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:58,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:04:58,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:04:58,512 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:04:58,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 01:04:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:59,300 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:04:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:59,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:04:59,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:59,624 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 16 treesize of output 17 [2023-12-03 01:05:01,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:05:01,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 01:05:11,533 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_66| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_66|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_66|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|))) is different from true [2023-12-03 01:05:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:05:11,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 01:05:21,984 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_66| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_66|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_66|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) is different from false [2023-12-03 01:05:32,023 WARN L854 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_66| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_66|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_66|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)))))) is different from false [2023-12-03 01:05:42,097 WARN L876 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_30| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_30|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_30|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_30|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32)))))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_66| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_66|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_66|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|)))) (not (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|))))))) is different from true [2023-12-03 01:05:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 01:05:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 01:05:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:05:42,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:42,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:05:42,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:05:42,122 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:05:42,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 01:05:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:42,943 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:05:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:43,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:05:43,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:43,312 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 16 treesize of output 17 [2023-12-03 01:05:45,183 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:05:45,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2023-12-03 01:05:55,347 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_72| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_72|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_72|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_72|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_72|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|))) is different from true [2023-12-03 01:05:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:05:55,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b76f6b25-e2b6-4c1a-89b3-8983e477edf2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 01:06:05,825 WARN L876 $PredicateComparison]: unable to prove that (and (exists ((|v_skolemized_q#valueAsBitvector_60| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_60|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_60|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_60|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))))) (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= |c_ULTIMATE.start___ieee754_log_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))))) (exists ((|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_72| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_72|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_72|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_72|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|))) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_72|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_17| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) |c_ULTIMATE.start___ieee754_log_~hx~1#1|) (not (= (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_17|)) (_ bv2148532224 32)) (_ bv31 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_48|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_17|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_17|)))))) is different from true