./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3 --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 8e577c29310ee115b251b151455f7420e49d4b5a193d4ed2cde0dcf868c272d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:18:05,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:18:05,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:18:05,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:18:05,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:18:05,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:18:05,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:18:05,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:18:05,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:18:05,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:18:05,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:18:05,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:18:05,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:18:05,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:18:05,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:18:05,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:18:05,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:18:05,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:18:05,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:18:05,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:18:05,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:18:05,510 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:18:05,510 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:18:05,511 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:18:05,511 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:18:05,511 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:18:05,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:18:05,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:05,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:18:05,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:18:05,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:18:05,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:18:05,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:18:05,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8e577c29310ee115b251b151455f7420e49d4b5a193d4ed2cde0dcf868c272d0 [2024-11-25 02:18:05,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:18:05,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:18:05,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:18:05,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:18:05,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:18:05,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c [2024-11-25 02:18:09,221 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/dd4176850/37498d34735742188d629299deb99e49/FLAGc509c552a [2024-11-25 02:18:09,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:18:09,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c [2024-11-25 02:18:09,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/dd4176850/37498d34735742188d629299deb99e49/FLAGc509c552a [2024-11-25 02:18:09,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/dd4176850/37498d34735742188d629299deb99e49 [2024-11-25 02:18:09,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:18:09,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:18:09,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:09,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:18:09,583 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:18:09,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c362bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09, skipping insertion in model container [2024-11-25 02:18:09,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:18:09,823 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1010,1023] [2024-11-25 02:18:09,831 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1167,1180] [2024-11-25 02:18:09,835 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1293,1306] [2024-11-25 02:18:09,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:09,848 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:18:09,870 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1010,1023] [2024-11-25 02:18:09,873 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1167,1180] [2024-11-25 02:18:09,876 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1293,1306] [2024-11-25 02:18:09,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:09,894 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:18:09,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09 WrapperNode [2024-11-25 02:18:09,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:09,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:09,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:18:09,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:18:09,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,928 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 29 [2024-11-25 02:18:09,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:09,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:18:09,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:18:09,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:18:09,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,947 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:18:09,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:18:09,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:18:09,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:18:09,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:09" (1/1) ... [2024-11-25 02:18:09,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:09,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:18:09,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:18:10,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:18:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:18:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:18:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:18:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:18:10,104 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:18:10,106 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:18:10,251 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 02:18:10,251 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:18:10,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:18:10,288 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:18:10,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:10 BoogieIcfgContainer [2024-11-25 02:18:10,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:18:10,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:18:10,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:18:10,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:18:10,302 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:10" (1/1) ... [2024-11-25 02:18:10,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:18:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:10,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 02:18:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 02:18:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 02:18:10,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:10,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:10,457 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:18:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:10,544 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:18:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:18:10,567 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:18:10,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:18:10 ImpRootNode [2024-11-25 02:18:10,602 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:18:10,603 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:18:10,604 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:18:10,604 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:18:10,605 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:10" (3/4) ... [2024-11-25 02:18:10,609 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:18:10,610 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:18:10,612 INFO L158 Benchmark]: Toolchain (without parser) took 1036.08ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 84.9MB in the end (delta: 34.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:18:10,612 INFO L158 Benchmark]: CDTParser took 1.73ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:10,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.09ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 106.3MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:10,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.24ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:10,616 INFO L158 Benchmark]: Boogie Preprocessor took 26.65ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.5MB in the end (delta: 755.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:10,618 INFO L158 Benchmark]: RCFGBuilder took 330.09ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 94.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:10,619 INFO L158 Benchmark]: CodeCheck took 313.12ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 84.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:10,619 INFO L158 Benchmark]: Witness Printer took 7.37ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:10,625 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, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 25]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 25, overapproximation of someBinaryArithmeticFLOAToperation at line 23. Possible FailurePath: [L49] CALL multiply() [L20] float f1=0x1.000000p-1f; [L21] float f2=0x1.fffffep-126f; [L23] float res = f1 * f2; [L25] COND TRUE !(res == 0x1.0p-126f) [L25] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.09ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 106.3MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.24ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.65ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.5MB in the end (delta: 755.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.09ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 94.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 313.12ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 84.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.37ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:18:10,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3 --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 8e577c29310ee115b251b151455f7420e49d4b5a193d4ed2cde0dcf868c272d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:18:13,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:18:13,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:18:13,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:18:13,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:18:13,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:18:13,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:18:13,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:18:13,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:18:13,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:18:13,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:18:13,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:18:13,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:18:13,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:18:13,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:18:13,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:18:13,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:18:13,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:18:13,840 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:13,840 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:18:13,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:18:13,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:13,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:18:13,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8e577c29310ee115b251b151455f7420e49d4b5a193d4ed2cde0dcf868c272d0 [2024-11-25 02:18:14,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:18:14,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:18:14,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:18:14,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:18:14,253 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:18:14,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c [2024-11-25 02:18:17,452 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/af3ed4376/dc9845f3a25e41c680ba8834a460303c/FLAG40121d7f0 [2024-11-25 02:18:17,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:18:17,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c [2024-11-25 02:18:17,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/af3ed4376/dc9845f3a25e41c680ba8834a460303c/FLAG40121d7f0 [2024-11-25 02:18:17,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/data/af3ed4376/dc9845f3a25e41c680ba8834a460303c [2024-11-25 02:18:17,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:18:17,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:18:17,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:17,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:18:17,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:18:17,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:17" (1/1) ... [2024-11-25 02:18:17,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77902cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:17, skipping insertion in model container [2024-11-25 02:18:17,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:18:17" (1/1) ... [2024-11-25 02:18:17,788 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:18:17,977 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1010,1023] [2024-11-25 02:18:17,989 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1167,1180] [2024-11-25 02:18:18,002 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1293,1306] [2024-11-25 02:18:18,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:18,028 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:18:18,050 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1010,1023] [2024-11-25 02:18:18,052 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1167,1180] [2024-11-25 02:18:18,058 WARN L250 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_88eb008e-29c1-4915-8645-7100dc0afa47/sv-benchmarks/c/floats-cbmc-regression/float-no-simp6.c[1293,1306] [2024-11-25 02:18:18,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:18:18,079 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:18:18,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18 WrapperNode [2024-11-25 02:18:18,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:18:18,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:18,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:18:18,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:18:18,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,121 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-25 02:18:18,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:18:18,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:18:18,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:18:18,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:18:18,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,145 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:18:18,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:18:18,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:18:18,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:18:18,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:18:18" (1/1) ... [2024-11-25 02:18:18,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:18:18,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:18:18,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:18:18,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:18:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:18:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:18:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:18:18,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:18:18,313 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:18:18,315 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:18:19,149 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-25 02:18:19,149 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:18:19,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:18:19,177 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:18:19,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:19 BoogieIcfgContainer [2024-11-25 02:18:19,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:18:19,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:18:19,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:18:19,189 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:18:19,190 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:19" (1/1) ... [2024-11-25 02:18:19,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:18:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 02:18:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 02:18:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 02:18:19,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:19,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:19,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:19,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:19,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:18:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:19,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:19,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:18:19,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:19,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:18:19,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-25 02:18:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-25 02:18:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:18:19,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:19,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:19,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:19,587 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:19,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:18:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:19,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:20,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:18:20,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:20,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 02:18:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:22,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-25 02:18:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-25 02:18:22,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:18:22,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:22,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:22,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:22,478 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:22,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:18:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:22,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:23,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:18:23,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:23,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:18:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-11-25 02:18:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-25 02:18:23,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:18:23,401 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-25 02:18:23,409 INFO L726 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2024-11-25 02:18:23,509 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:18:23,509 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (= |ULTIMATE.start_multiply_~res~0#1| (fp.mul currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 2.0)) ((_ to_fp 8 24) currentRoundingMode (/ 16777215.0 713623846352979940529142984724747568191373312.0)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-25 02:18:23,509 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2024-11-25 02:18:23,509 INFO L75 FloydHoareUtils]: For program point L25-1(line 25) no Hoare annotation was computed. [2024-11-25 02:18:23,509 INFO L77 FloydHoareUtils]: At program point L44(line 44) the Hoare annotation is: (and (= |ULTIMATE.start_cast_~f~0#1| ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 16777215.0 1427247692705959881058285969449495136382746624.0)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-25 02:18:23,510 INFO L75 FloydHoareUtils]: For program point L44-1(line 44) no Hoare annotation was computed. [2024-11-25 02:18:23,510 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:18:23,510 INFO L77 FloydHoareUtils]: At program point L38(lines 38 45) the Hoare annotation is: true [2024-11-25 02:18:23,510 INFO L77 FloydHoareUtils]: At program point L5(lines 5 26) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-25 02:18:23,510 INFO L77 FloydHoareUtils]: At program point L28(lines 28 36) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-25 02:18:23,510 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 25) no Hoare annotation was computed. [2024-11-25 02:18:23,510 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2024-11-25 02:18:23,510 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (and (= |ULTIMATE.start_divide_~res~1#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 16777215.0 713623846352979940529142984724747568191373312.0)) ((_ to_fp 8 24) currentRoundingMode 2.0))) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-25 02:18:23,511 INFO L75 FloydHoareUtils]: For program point L35-1(line 35) no Hoare annotation was computed. [2024-11-25 02:18:23,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:18:23 ImpRootNode [2024-11-25 02:18:23,514 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:18:23,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:18:23,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:18:23,515 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:18:23,516 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:18:19" (3/4) ... [2024-11-25 02:18:23,518 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:18:23,527 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-25 02:18:23,527 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 02:18:23,529 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 02:18:23,529 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:18:23,610 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:18:23,612 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:18:23,612 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:18:23,613 INFO L158 Benchmark]: Toolchain (without parser) took 5851.25ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 77.3MB in the end (delta: 8.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-11-25 02:18:23,614 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:23,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.58ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 71.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:23,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.50ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.7MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:23,615 INFO L158 Benchmark]: Boogie Preprocessor took 38.16ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 69.8MB in the end (delta: 864.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:23,617 INFO L158 Benchmark]: RCFGBuilder took 1015.49ms. Allocated memory is still 109.1MB. Free memory was 69.8MB in the beginning and 59.0MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:18:23,617 INFO L158 Benchmark]: CodeCheck took 4335.77ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 81.8MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:23,617 INFO L158 Benchmark]: Witness Printer took 97.80ms. Allocated memory is still 109.1MB. Free memory was 81.8MB in the beginning and 77.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:18:23,621 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, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 6 mSDtfsCounter, 39 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 60 SizeOfPredicates, 3 NumberOfNonLiveVariables, 59 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 25]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 35]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 44]: 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 3 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.58ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 71.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.50ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.7MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.16ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 69.8MB in the end (delta: 864.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1015.49ms. Allocated memory is still 109.1MB. Free memory was 69.8MB in the beginning and 59.0MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4335.77ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 81.8MB in the end (delta: -22.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 97.80ms. Allocated memory is still 109.1MB. Free memory was 81.8MB in the beginning and 77.3MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:18:23,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88eb008e-29c1-4915-8645-7100dc0afa47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE