./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm --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 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:24,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:24,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:11:24,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:11:24,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:11:24,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:24,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:24,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:24,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:24,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:24,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:24,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:24,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:24,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:11:24,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:24,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:24,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:24,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:24,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:24,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:24,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:24,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:24,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:24,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:24,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:24,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:24,998 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:11:24,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:11:24,998 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_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm 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 -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-11-13 23:11:25,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:25,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:25,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:25,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:25,319 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:25,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float13.c Unable to find full path for "g++" [2024-11-13 23:11:27,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:27,621 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:27,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-11-13 23:11:27,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/463fcbac8/59563a582fd24267a46a13ec0e9c2438/FLAGc16dcb19a [2024-11-13 23:11:27,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/463fcbac8/59563a582fd24267a46a13ec0e9c2438 [2024-11-13 23:11:27,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:27,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:27,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:27,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:27,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:27,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed9dd8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27, skipping insertion in model container [2024-11-13 23:11:27,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:27,831 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-13 23:11:27,835 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-13 23:11:27,836 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-13 23:11:27,837 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-13 23:11:27,838 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-13 23:11:27,838 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-13 23:11:27,840 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-13 23:11:27,841 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-13 23:11:27,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:27,854 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:27,867 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-13 23:11:27,868 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-13 23:11:27,869 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-13 23:11:27,870 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-13 23:11:27,871 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-13 23:11:27,872 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-13 23:11:27,873 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-13 23:11:27,874 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-13 23:11:27,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:27,889 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:27,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27 WrapperNode [2024-11-13 23:11:27,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:27,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:27,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:27,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:27,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,926 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-13 23:11:27,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:27,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:27,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:27,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:27,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:27,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:27,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:27,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:27,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:27" (1/1) ... [2024-11-13 23:11:27,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:27,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:27,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:27,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:28,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:11:28,075 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:28,077 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:28,235 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:28,235 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:28,259 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:28,259 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:11:28,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:28 BoogieIcfgContainer [2024-11-13 23:11:28,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:28,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:28,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:28,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:28,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:28" (1/1) ... [2024-11-13 23:11:28,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-13 23:11:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-13 23:11:28,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:11:28,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:28,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:28,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:28,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:28,509 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:11:28,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:28 ImpRootNode [2024-11-13 23:11:28,530 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:28,531 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:28,531 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:28,532 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:28,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:28" (3/4) ... [2024-11-13 23:11:28,535 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:11:28,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:28,538 INFO L158 Benchmark]: Toolchain (without parser) took 889.00ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 81.8MB in the end (delta: 35.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:11:28,538 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:28,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.40ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:28,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.07ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:28,540 INFO L158 Benchmark]: Boogie Preprocessor took 24.82ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.1MB in the end (delta: 517.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:28,540 INFO L158 Benchmark]: RCFGBuilder took 307.43ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:11:28,541 INFO L158 Benchmark]: CodeCheck took 270.16ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 82.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:28,541 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 81.8MB in the end (delta: 251.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:28,544 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, 34 locations, 8 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 - UnprovableResult [Line: 15]: 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 14, overapproximation of someBinaryArithmeticFLOAToperation at line 5. Possible FailurePath: [L5] const float plus_infinity = 1.0f/0.0f; [L6] const float minus_infinity = 0.0f/-0.0f; [L7] const float NaN = 0.0f * (1.0f/0.0f); [L11] _Bool temp; [L14] temp = NaN < plus_infinity VAL [temp=1] [L15] COND TRUE !(!temp) [L15] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.40ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.1MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.07ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.82ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.1MB in the end (delta: 517.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 307.43ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 270.16ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 82.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 81.8MB in the end (delta: 251.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:11:28,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/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_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm --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 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:31,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:31,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:11:31,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:31,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:31,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:31,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:31,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:31,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:31,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:31,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:31,662 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:31,662 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:31,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:31,662 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:31,662 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:31,662 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:11:31,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:31,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:31,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:11:31,663 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_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm 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 -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-11-13 23:11:31,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:31,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:31,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:31,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:31,992 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:31,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float13.c Unable to find full path for "g++" [2024-11-13 23:11:34,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:34,286 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:34,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-11-13 23:11:34,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/43b2f2971/1df9c0a81b11468ea500f7671d213ef2/FLAG36596eb36 [2024-11-13 23:11:34,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/data/43b2f2971/1df9c0a81b11468ea500f7671d213ef2 [2024-11-13 23:11:34,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:34,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:34,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:34,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:34,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:34,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e62c6d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34, skipping insertion in model container [2024-11-13 23:11:34,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:34,780 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-13 23:11:34,784 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-13 23:11:34,785 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-13 23:11:34,786 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-13 23:11:34,787 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-13 23:11:34,788 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-13 23:11:34,790 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-13 23:11:34,791 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-13 23:11:34,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:34,810 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:34,823 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-13 23:11:34,824 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-13 23:11:34,825 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-13 23:11:34,825 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-13 23:11:34,826 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-13 23:11:34,827 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-13 23:11:34,828 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-13 23:11:34,829 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_d35c697a-678c-4b36-8b6e-1d267d509022/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-13 23:11:34,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:34,846 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:34,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34 WrapperNode [2024-11-13 23:11:34,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:34,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:34,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:34,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:34,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,880 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-11-13 23:11:34,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:34,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:34,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:34,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:34,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:34,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:34,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:34,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:34,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:34" (1/1) ... [2024-11-13 23:11:34,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:34,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:34,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:34,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:34,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:11:35,043 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:35,045 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:35,223 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:35,223 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:35,266 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:35,269 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:11:35,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:35 BoogieIcfgContainer [2024-11-13 23:11:35,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:35,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:35,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:35,283 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:35,283 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:35" (1/1) ... [2024-11-13 23:11:35,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-13 23:11:35,356 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-13 23:11:35,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:11:35,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:35,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:35,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:35,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:35,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:11:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:35,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:35,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:11:35,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:35,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:11:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:35,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2024-11-13 23:11:35,713 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-11-13 23:11:35,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:11:35,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:35,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:35,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:35,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:35,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:11:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:35,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:35,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:11:35,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:35,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:11:36,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:36,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2024-11-13 23:11:36,233 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-13 23:11:36,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:11:36,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:36,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:36,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:36,237 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:36,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:11:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:36,308 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:36,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:11:36,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:36,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:11:37,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:37,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2024-11-13 23:11:37,775 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2024-11-13 23:11:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:11:37,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:37,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:37,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:37,779 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:37,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:11:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:37,852 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:37,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:11:37,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:38,103 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:11:38,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:11:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:38,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2024-11-13 23:11:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2024-11-13 23:11:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:11:38,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:38,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:38,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:38,579 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:38,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:11:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:38,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:38,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:11:38,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:38,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:11:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2024-11-13 23:11:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2024-11-13 23:11:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:11:38,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:38,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:38,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:38,772 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:38,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:11:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:38,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:38,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:11:38,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:38,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:38,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:11:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:38,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-13 23:11:38,975 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-13 23:11:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:11:38,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:38,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:38,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:38,978 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:38,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:11:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:39,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:39,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:11:39,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:39,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:11:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-13 23:11:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 23:11:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:11:39,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:39,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:39,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:39,223 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:39,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:11:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:39,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:39,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:11:39,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:11:39,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:11:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-11-13 23:11:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-11-13 23:11:39,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:11:39,577 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-13 23:11:39,585 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-13 23:11:39,725 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2024-11-13 23:11:39,725 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,725 INFO L75 FloydHoareUtils]: For program point L27-1(line 27) no Hoare annotation was computed. [2024-11-13 23:11:39,725 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2024-11-13 23:11:39,725 INFO L77 FloydHoareUtils]: At program point L27-3(line 27) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,726 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-13 23:11:39,726 INFO L75 FloydHoareUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2024-11-13 23:11:39,726 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-13 23:11:39,726 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) [2024-11-13 23:11:39,726 INFO L75 FloydHoareUtils]: For program point L36-1(line 36) no Hoare annotation was computed. [2024-11-13 23:11:39,726 INFO L77 FloydHoareUtils]: At program point L36-3(line 36) the Hoare annotation is: true [2024-11-13 23:11:39,726 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2024-11-13 23:11:39,726 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2024-11-13 23:11:39,726 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,727 INFO L75 FloydHoareUtils]: For program point L24-1(line 24) no Hoare annotation was computed. [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point L24-3(line 24) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:11:39,727 INFO L75 FloydHoareUtils]: For program point L33-1(line 33) no Hoare annotation was computed. [2024-11-13 23:11:39,727 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point L33-3(line 33) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,727 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,727 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,727 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:11:39,728 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2024-11-13 23:11:39,728 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,728 INFO L75 FloydHoareUtils]: For program point L30-1(line 30) no Hoare annotation was computed. [2024-11-13 23:11:39,728 INFO L77 FloydHoareUtils]: At program point L30-3(line 30) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,728 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 23:11:39,728 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-13 23:11:39,728 INFO L75 FloydHoareUtils]: For program point L18-1(line 18) no Hoare annotation was computed. [2024-11-13 23:11:39,728 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-13 23:11:39,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:39 ImpRootNode [2024-11-13 23:11:39,740 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:39,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:39,741 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:39,742 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:39,742 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:35" (3/4) ... [2024-11-13 23:11:39,745 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:11:39,752 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 23:11:39,753 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 23:11:39,753 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:11:39,754 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:11:39,839 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:11:39,840 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:11:39,840 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:39,843 INFO L158 Benchmark]: Toolchain (without parser) took 5230.49ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 31.7MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:39,844 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:39,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.03ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 49.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:39,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.16ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:39,845 INFO L158 Benchmark]: Boogie Preprocessor took 26.70ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.7MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:39,845 INFO L158 Benchmark]: RCFGBuilder took 361.19ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 34.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:39,845 INFO L158 Benchmark]: CodeCheck took 4469.91ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 36.0MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:39,846 INFO L158 Benchmark]: Witness Printer took 98.84ms. Allocated memory is still 83.9MB. Free memory was 36.0MB in the beginning and 31.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:39,849 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, 34 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 256 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 415 IncrementalHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 36 mSDtfsCounter, 415 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 518 SyntacticMatches, 9 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 6 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 72 ConstructedInterpolants, 6 QuantifiedInterpolants, 296 SizeOfPredicates, 17 NumberOfNonLiveVariables, 208 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 15]: 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: 18]: 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: 21]: 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: 24]: 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: 27]: 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: 30]: 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: 33]: 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: 36]: 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 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.03ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 49.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.16ms. Allocated memory is still 83.9MB. Free memory was 49.0MB in the beginning and 47.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.70ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.7MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 361.19ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 34.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4469.91ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 36.0MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 98.84ms. Allocated memory is still 83.9MB. Free memory was 36.0MB in the beginning and 31.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 23:11:39,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35c697a-678c-4b36-8b6e-1d267d509022/bin/ukojak-verify-EEHR8qb7sm/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