./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7e459611ed6ff9d4c49aa04980ca7f1d5aaaf97e8fc0116c264955df4ed453a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:19,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:19,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:19,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:19,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:19,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:19,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:19,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:19,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:19,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:19,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:19,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:19,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:19,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:19,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:19,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:19,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:19,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:19,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:19,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:20,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:20,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:20,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:20,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:20,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:20,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:20,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:20,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:20,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:20,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:20,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:20,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:20,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:20,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:20,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:20,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:20,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:20,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:20,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:20,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:20,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:20,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 15:48:20,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:20,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:20,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:20,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:20,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:20,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:20,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:20,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:20,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:48:20,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:20,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:20,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:20,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:20,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:20,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:20,090 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:48:20,090 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:20,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:20,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:20,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:20,091 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:20,091 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:20,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:20,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:20,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:20,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:20,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:20,093 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:20,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:20,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:20,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7e459611ed6ff9d4c49aa04980ca7f1d5aaaf97e8fc0116c264955df4ed453a [2021-11-23 15:48:20,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:20,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:20,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:20,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:20,374 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:20,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2021-11-23 15:48:20,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/data/ee5463536/5d43c33c7a214478b80281fa15517d33/FLAG11c4007fe [2021-11-23 15:48:21,017 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:21,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c [2021-11-23 15:48:21,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/data/ee5463536/5d43c33c7a214478b80281fa15517d33/FLAG11c4007fe [2021-11-23 15:48:21,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/data/ee5463536/5d43c33c7a214478b80281fa15517d33 [2021-11-23 15:48:21,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:21,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:21,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:21,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:21,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:21,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b51b7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21, skipping insertion in model container [2021-11-23 15:48:21,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:21,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:21,546 WARN L230 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_784be262-6501-46da-8794-be89fd04357d/sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c[730,743] [2021-11-23 15:48:21,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:21,599 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:21,611 WARN L230 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_784be262-6501-46da-8794-be89fd04357d/sv-benchmarks/c/bitvector/soft_float_4-3a.c.cil.c[730,743] [2021-11-23 15:48:21,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:21,654 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:21,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21 WrapperNode [2021-11-23 15:48:21,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:21,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:21,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:21,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:21,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,704 INFO L137 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2021-11-23 15:48:21,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:21,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:21,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:21,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:21,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:21,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:21,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:21,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:21,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:21" (1/1) ... [2021-11-23 15:48:21,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:21,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:21,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:21,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-23 15:48:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-23 15:48:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2021-11-23 15:48:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2021-11-23 15:48:21,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:48:21,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:48:21,903 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:21,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:22,213 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:22,234 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:22,238 INFO L158 Benchmark]: Toolchain (without parser) took 872.00ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 61.8MB in the end (delta: 11.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,239 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:22,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.61ms. Allocated memory is still 104.9MB. Free memory was 72.5MB in the beginning and 79.0MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.22ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,242 INFO L158 Benchmark]: Boogie Preprocessor took 35.73ms. Allocated memory is still 104.9MB. Free memory was 77.5MB in the beginning and 76.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,243 INFO L158 Benchmark]: RCFGBuilder took 495.10ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 61.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.61ms. Allocated memory is still 104.9MB. Free memory was 72.5MB in the beginning and 79.0MB in the end (delta: -6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.22ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.73ms. Allocated memory is still 104.9MB. Free memory was 77.5MB in the beginning and 76.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.10ms. Allocated memory is still 104.9MB. Free memory was 76.0MB in the beginning and 61.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:22,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784be262-6501-46da-8794-be89fd04357d/bin/ukojak-CwSLpZB5Qu/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable