./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.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_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/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_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/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_44cc75db-454e-4c46-9793-c67fea2f20da/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 cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:10:39,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:10:39,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:10:39,448 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:10:39,448 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:10:39,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:10:39,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:10:39,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:10:39,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:10:39,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:10:39,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:10:39,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:10:39,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:10:39,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:10:39,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:10:39,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:10:39,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:10:39,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:10:39,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:10:39,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:10:39,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:10:39,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:10:39,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:10:39,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:10:39,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:10:39,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:10:39,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:39,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:10:39,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:10:39,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:10:39,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:10:39,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:10:39,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:10:39,486 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_44cc75db-454e-4c46-9793-c67fea2f20da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f [2023-12-03 02:10:39,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:10:39,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:10:39,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:10:39,738 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:10:39,738 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:10:39,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-12-03 02:10:42,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:10:42,630 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:10:42,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-12-03 02:10:42,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/fb5acbd54/65f653a773ba4a95a3daca7ec641b212/FLAGf84099515 [2023-12-03 02:10:42,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/fb5acbd54/65f653a773ba4a95a3daca7ec641b212 [2023-12-03 02:10:42,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:10:42,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:10:42,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:42,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:10:42,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:10:42,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bd88d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42, skipping insertion in model container [2023-12-03 02:10:42,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,687 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:10:42,870 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_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-12-03 02:10:42,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:42,884 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:10:42,909 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_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-12-03 02:10:42,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:42,921 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:10:42,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42 WrapperNode [2023-12-03 02:10:42,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:42,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:42,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:10:42,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:10:42,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,959 INFO L138 Inliner]: procedures = 18, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-12-03 02:10:42,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:42,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:10:42,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:10:42,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:10:42,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:10:42,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:10:42,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:10:42,990 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:10:42,991 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:42" (1/1) ... [2023-12-03 02:10:42,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:43,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:10:43,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:10:43,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:10:43,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 02:10:43,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:10:43,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:10:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:10:43,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:10:43,131 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:10:43,134 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:10:43,324 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:43,439 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:43,439 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 02:10:43,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:43 BoogieIcfgContainer [2023-12-03 02:10:43,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:43,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:43,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:43,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:43,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:43" (1/1) ... [2023-12-03 02:10:43,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-12-03 02:10:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-12-03 02:10:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:10:43,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:43,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:43,658 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 02:10:43,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2023-12-03 02:10:43,696 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2023-12-03 02:10:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:10:43,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:43,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:44,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:10:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:10:44,087 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:10:44,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:10:44 ImpRootNode [2023-12-03 02:10:44,114 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:10:44,115 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:10:44,115 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:10:44,116 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:10:44,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:43" (3/4) ... [2023-12-03 02:10:44,118 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:10:44,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:10:44,121 INFO L158 Benchmark]: Toolchain (without parser) took 1463.88ms. Allocated memory is still 151.0MB. Free memory was 112.0MB in the beginning and 49.8MB in the end (delta: 62.2MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-12-03 02:10:44,121 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:44,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.74ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 115.4MB in the end (delta: -4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:10:44,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.60ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:44,123 INFO L158 Benchmark]: Boogie Preprocessor took 28.88ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 112.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:44,124 INFO L158 Benchmark]: RCFGBuilder took 451.70ms. Allocated memory is still 151.0MB. Free memory was 112.0MB in the beginning and 87.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:10:44,124 INFO L158 Benchmark]: CodeCheck took 672.29ms. Allocated memory is still 151.0MB. Free memory was 87.5MB in the beginning and 49.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:10:44,125 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 151.0MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:44,128 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 75]: 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 bitwiseOr at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 70. Possible FailurePath: [L70] double x = -1.0 / 0.0; [L71] CALL, EXPR fabs_double(x) [L47] __uint32_t high; VAL [\old(x)=3, x=3] [L49] ieee_double_shape_type gh_u; [L50] EXPR gh_u.value = (x) [L51] EXPR gh_u.parts.msw [L51] EXPR (high) = gh_u.parts.msw [L48-L52] { ieee_double_shape_type gh_u; gh_u.value = (x); (high) = gh_u.parts.msw; } VAL [\old(x)=3, high=4294967295, x=3] [L54] ieee_double_shape_type sh_u; [L55] EXPR sh_u.value = (x) [L56] EXPR sh_u.parts.msw = (high & 0x7fffffff) [L57] EXPR sh_u.value [L57] EXPR (x) = sh_u.value [L53-L58] { ieee_double_shape_type sh_u; sh_u.value = (x); sh_u.parts.msw = (high & 0x7fffffff); (x) = sh_u.value; } VAL [\old(x)=3, high=4294967295, x=3] [L59] return x; [L71] RET, EXPR fabs_double(x) [L71] double res = fabs_double(x); [L74] CALL, EXPR isinf_double(res) [L33] __int32_t hx, lx; VAL [\old(x)=3, x=3] [L35] ieee_double_shape_type ew_u; [L36] EXPR ew_u.value = (x) [L37] EXPR ew_u.parts.msw [L37] EXPR (hx) = ew_u.parts.msw [L38] EXPR ew_u.parts.lsw [L38] EXPR (lx) = ew_u.parts.lsw [L34-L39] { ieee_double_shape_type ew_u; ew_u.value = (x); (hx) = ew_u.parts.msw; (lx) = ew_u.parts.lsw; } VAL [\old(x)=3, hx=-1048576, lx=-2, x=3] [L40] hx &= 0x7fffffff [L41] EXPR lx | (-lx) [L41] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L42] hx = 0x7ff00000 - hx [L43] EXPR hx | (-hx) [L43] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L74] RET, EXPR isinf_double(res) [L74] COND TRUE !isinf_double(res) [L75] reach_error() VAL [res=3, x=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.74ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 115.4MB in the end (delta: -4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.60ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.88ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 112.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.70ms. Allocated memory is still 151.0MB. Free memory was 112.0MB in the beginning and 87.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 672.29ms. Allocated memory is still 151.0MB. Free memory was 87.5MB in the beginning and 49.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 151.0MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:10:44,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/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_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/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_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/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_44cc75db-454e-4c46-9793-c67fea2f20da/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 cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:10:46,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:10:46,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:10:46,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:10:46,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:10:46,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:10:46,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:10:46,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:10:46,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:10:46,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:10:46,217 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:10:46,218 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:10:46,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:10:46,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:10:46,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:10:46,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:10:46,220 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:10:46,221 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:10:46,221 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:10:46,222 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:10:46,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:10:46,223 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:10:46,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:10:46,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:10:46,224 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:10:46,225 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:46,225 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:10:46,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:10:46,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:46,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:10:46,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:10:46,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:10:46,228 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:10:46,228 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:46,229 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:10:46,229 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:10:46,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:10:46,229 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_44cc75db-454e-4c46-9793-c67fea2f20da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc6b2c8924f3e77ddbe2cc4e366b62354008edf435e0402974f2ef8c5957612f [2023-12-03 02:10:46,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:10:46,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:10:46,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:10:46,543 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:10:46,543 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:10:46,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-12-03 02:10:49,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:10:49,509 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:10:49,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c [2023-12-03 02:10:49,516 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/09d42c62c/2895af12d49a4ef99a0f33ee3f4bedb4/FLAG76de556cd [2023-12-03 02:10:49,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/data/09d42c62c/2895af12d49a4ef99a0f33ee3f4bedb4 [2023-12-03 02:10:49,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:10:49,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:10:49,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:49,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:10:49,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:10:49,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72260689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49, skipping insertion in model container [2023-12-03 02:10:49,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,561 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:10:49,734 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_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-12-03 02:10:49,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:49,753 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:10:49,778 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_44cc75db-454e-4c46-9793-c67fea2f20da/sv-benchmarks/c/float-newlib/double_req_bl_1012b.c[1640,1653] [2023-12-03 02:10:49,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:10:49,799 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:10:49,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49 WrapperNode [2023-12-03 02:10:49,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:10:49,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:49,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:10:49,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:10:49,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,842 INFO L138 Inliner]: procedures = 21, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-12-03 02:10:49,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:10:49,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:10:49,843 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:10:49,843 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:10:49,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:10:49,880 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:10:49,880 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:10:49,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:10:49,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:10:49" (1/1) ... [2023-12-03 02:10:49,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:10:49,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:10:49,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:10:49,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:10:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:10:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-03 02:10:49,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-03 02:10:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:10:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:10:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:10:49,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:10:49,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:10:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:10:49,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:10:50,044 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:10:50,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:10:50,217 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:10:50,242 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:10:50,243 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 02:10:50,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:50 BoogieIcfgContainer [2023-12-03 02:10:50,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:10:50,245 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:10:50,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:10:50,255 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:10:50,256 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:50" (1/1) ... [2023-12-03 02:10:50,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:10:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-12-03 02:10:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-12-03 02:10:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:10:50,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:50,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:50,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:10:50,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:10:50,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:10:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:50,495 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:10:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:50,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:10:50,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:50,544 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 02:10:50,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:10:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2023-12-03 02:10:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2023-12-03 02:10:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:10:50,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:50,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:10:50,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:10:50,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:10:50,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:10:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:50,837 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:10:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:50,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 02:10:50,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:51,023 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 02:10:51,238 INFO L349 Elim1Store]: treesize reduction 31, result has 38.0 percent of original size [2023-12-03 02:10:51,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 44 [2023-12-03 02:10:51,819 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:10:51,819 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 64 treesize of output 32 [2023-12-03 02:10:52,189 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 02:10:52,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:10:52,193 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:10:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2023-12-03 02:10:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2023-12-03 02:10:53,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:10:53,262 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-12-03 02:10:53,268 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 02:10:53,385 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-12-03 02:10:53,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated [2023-12-03 02:10:53,390 INFO L560 CodeCheckObserver]: Invariant with dag size 42 [2023-12-03 02:10:53,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && (exists v_skolemized_q#valueAsBitvector_14 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-12-03 02:10:53,392 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:10:53,393 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-12-03 02:10:53,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated [2023-12-03 02:10:53,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((v_skolemized_q#valueAsBitvector_13[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~x) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-12-03 02:10:53,394 INFO L560 CodeCheckObserver]: Invariant with dag size 40 [2023-12-03 02:10:53,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: (((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated [2023-12-03 02:10:53,396 INFO L560 CodeCheckObserver]: Invariant with dag size 41 [2023-12-03 02:10:53,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_15 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, currentRoundingMode : FloatRoundingMode :: (((~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~hx~0 == v_skolemized_q#valueAsBitvector_15[63:32]) && ~lx~0 == v_skolemized_q#valueAsBitvector_15[31:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64(v_skolemized_q#valueAsBitvector_15[63:63], v_skolemized_q#valueAsBitvector_15[62:52], v_skolemized_q#valueAsBitvector_15[51:0]) == ~fp~64((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[63:63], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[62:52], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[51:0])) could not be translated [2023-12-03 02:10:53,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:10:53 ImpRootNode [2023-12-03 02:10:53,398 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:10:53,398 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:10:53,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:10:53,399 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:10:53,399 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:10:50" (3/4) ... [2023-12-03 02:10:53,401 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:10:53,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 02:10:53,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 02:10:53,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 02:10:53,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:10:53,487 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:10:53,488 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:10:53,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:10:53,489 INFO L158 Benchmark]: Toolchain (without parser) took 3957.90ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 64.9MB in the beginning and 54.0MB in the end (delta: 10.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,489 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:53,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.34ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 52.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.64ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 51.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:10:53,491 INFO L158 Benchmark]: Boogie Preprocessor took 36.40ms. Allocated memory is still 88.1MB. Free memory was 51.0MB in the beginning and 49.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,492 INFO L158 Benchmark]: RCFGBuilder took 364.36ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 61.0MB in the end (delta: -11.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,492 INFO L158 Benchmark]: CodeCheck took 3152.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 61.0MB in the beginning and 58.2MB in the end (delta: 2.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,493 INFO L158 Benchmark]: Witness Printer took 89.54ms. Allocated memory is still 107.0MB. Free memory was 58.2MB in the beginning and 54.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:10:53,496 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 24 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 9 QuantifiedInterpolants, 631 SizeOfPredicates, 10 NumberOfNonLiveVariables, 97 ConjunctsInSsa, 30 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 - PositiveResult [Line: 75]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.34ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 52.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.64ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 51.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.40ms. Allocated memory is still 88.1MB. Free memory was 51.0MB in the beginning and 49.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 364.36ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 61.0MB in the end (delta: -11.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 3152.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 61.0MB in the beginning and 58.2MB in the end (delta: 2.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Witness Printer took 89.54ms. Allocated memory is still 107.0MB. Free memory was 58.2MB in the beginning and 54.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && (exists v_skolemized_q#valueAsBitvector_14 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]))) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32 :: ((v_skolemized_q#valueAsBitvector_13[63:32] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~x) && ~high~0 == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32]) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13 : bv32, currentRoundingMode : FloatRoundingMode :: (((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] && ~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64((#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[63:63], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[62:52], (#memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][4bv32] ++ #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32])[51:0]) == ~x) && v_skolemized_q#valueAsBitvector_13[31:0] == #memory_int[v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13][0bv32]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_14 : bv64, v_skolemized_q#valueAsBitvector_15 : bv64, v_skolemized_q#valueAsBitvector_13 : bv64, currentRoundingMode : FloatRoundingMode :: (((~fp~64(v_skolemized_q#valueAsBitvector_13[63:63], v_skolemized_q#valueAsBitvector_13[62:52], v_skolemized_q#valueAsBitvector_13[51:0]) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) && ~hx~0 == v_skolemized_q#valueAsBitvector_15[63:32]) && ~lx~0 == v_skolemized_q#valueAsBitvector_15[31:0]) && ~fp.div~64(currentRoundingMode, ~fp.neg~64(~to_fp~64(currentRoundingMode, 1.0)), ~Pluszero~64()) == ~fp~64(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0])) && ~fp~64(v_skolemized_q#valueAsBitvector_15[63:63], v_skolemized_q#valueAsBitvector_15[62:52], v_skolemized_q#valueAsBitvector_15[51:0]) == ~fp~64((~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[63:63], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[62:52], (~bvand~32(2147483647bv32, v_skolemized_q#valueAsBitvector_13[63:32]) ++ v_skolemized_q#valueAsBitvector_13[31:0])[51:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 02:10:53,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44cc75db-454e-4c46-9793-c67fea2f20da/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE