./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e --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 bd1e20a7a2bac41d4f53b8467ce4dcd444e356387bd290a75ef99d78cf8ebeb3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:37:00,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:37:00,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:37:00,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:37:00,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:37:00,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:37:00,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:37:00,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:37:00,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:37:00,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:37:00,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:37:00,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:37:00,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:37:00,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:37:00,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:37:00,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:37:00,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:37:00,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:37:00,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:37:00,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:37:00,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:37:00,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:37:00,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:37:00,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:37:00,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:37:00,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:37:00,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:37:00,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:37:00,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:37:00,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:37:00,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:37:00,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:37:00,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:37:00,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:37:00,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:37:00,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:37:00,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:37:00,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:37:00,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:37:00,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:37:00,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:37:00,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:37:00,231 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:37:00,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:37:00,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:37:00,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:37:00,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:37:00,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:37:00,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:37:00,235 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:37:00,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:37:00,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:37:00,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:37:00,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:37:00,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:37:00,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:37:00,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:37:00,237 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:37:00,237 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:37:00,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:37:00,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:37:00,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:37:00,238 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:37:00,238 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:37:00,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:37:00,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:37:00,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:37:00,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:37:00,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:37:00,240 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:37:00,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:37:00,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:37:00,241 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_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd1e20a7a2bac41d4f53b8467ce4dcd444e356387bd290a75ef99d78cf8ebeb3 [2021-11-13 23:37:00,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:37:00,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:37:00,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:37:00,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:37:00,564 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:37:00,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2021-11-13 23:37:00,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/data/df1922f1c/d96f75fc0c5f469588898b084e35b0b9/FLAG7bc5fd1ac [2021-11-13 23:37:01,144 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:37:01,145 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2021-11-13 23:37:01,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/data/df1922f1c/d96f75fc0c5f469588898b084e35b0b9/FLAG7bc5fd1ac [2021-11-13 23:37:01,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/data/df1922f1c/d96f75fc0c5f469588898b084e35b0b9 [2021-11-13 23:37:01,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:37:01,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:37:01,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:37:01,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:37:01,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:37:01,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e582226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01, skipping insertion in model container [2021-11-13 23:37:01,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:37:01,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:37:01,705 WARN L228 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_6ad5a8c8-1a6d-46ab-9512-1089af045034/sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c[729,742] [2021-11-13 23:37:01,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:37:01,785 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:37:01,803 WARN L228 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_6ad5a8c8-1a6d-46ab-9512-1089af045034/sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c[729,742] [2021-11-13 23:37:01,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:37:01,889 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:37:01,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01 WrapperNode [2021-11-13 23:37:01,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:37:01,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:37:01,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:37:01,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:37:01,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:37:01,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:37:01,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:37:01,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:37:01,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:01,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:02,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:02,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:02,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:37:02,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:37:02,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:37:02,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:37:02,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:01" (1/1) ... [2021-11-13 23:37:02,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:37:02,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:37:02,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:37:02,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:37:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:37:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:37:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2021-11-13 23:37:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2021-11-13 23:37:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:37:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:37:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2021-11-13 23:37:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2021-11-13 23:37:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:37:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:37:02,627 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:37:02,627 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:37:02,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:37:02 BoogieIcfgContainer [2021-11-13 23:37:02,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:37:02,634 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:37:02,634 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:37:02,644 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:37:02,644 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:37:02" (1/1) ... [2021-11-13 23:37:02,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:37:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:02,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-13 23:37:02,715 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-13 23:37:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:37:02,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:02,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 80 states and 95 transitions. [2021-11-13 23:37:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2021-11-13 23:37:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:37:02,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:02,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 86 states and 106 transitions. [2021-11-13 23:37:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 106 transitions. [2021-11-13 23:37:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:37:03,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 90 states and 112 transitions. [2021-11-13 23:37:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 112 transitions. [2021-11-13 23:37:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:37:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 115 transitions. [2021-11-13 23:37:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2021-11-13 23:37:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:37:03,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2021-11-13 23:37:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2021-11-13 23:37:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:03,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 94 states and 117 transitions. [2021-11-13 23:37:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 117 transitions. [2021-11-13 23:37:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:03,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 95 states and 118 transitions. [2021-11-13 23:37:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 118 transitions. [2021-11-13 23:37:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:37:03,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 97 states and 122 transitions. [2021-11-13 23:37:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2021-11-13 23:37:03,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:03,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:03,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 132 transitions. [2021-11-13 23:37:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2021-11-13 23:37:04,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:37:04,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:04,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:37:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 131 transitions. [2021-11-13 23:37:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2021-11-13 23:37:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:37:04,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:04,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 138 transitions. [2021-11-13 23:37:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2021-11-13 23:37:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:37:04,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:04,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:04,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:37:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 137 transitions. [2021-11-13 23:37:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 137 transitions. [2021-11-13 23:37:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:37:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:04,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:04,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 150 transitions. [2021-11-13 23:37:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2021-11-13 23:37:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:37:05,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:05,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 154 transitions. [2021-11-13 23:37:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2021-11-13 23:37:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:37:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:05,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:37:05,092 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:37:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:37:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:37:05,140 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:37:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:37:05,187 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2021-11-13 23:37:05,221 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportUnproveableResult(CodeCheckObserver.java:770) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportCounterexampleResult(CodeCheckObserver.java:760) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:524) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2021-11-13 23:37:05,235 INFO L158 Benchmark]: Toolchain (without parser) took 3743.23ms. Allocated memory was 102.8MB in the beginning and 142.6MB in the end (delta: 39.8MB). Free memory was 63.9MB in the beginning and 107.9MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:37:05,236 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:37:05,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.85ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 75.2MB in the end (delta: -11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:37:05,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.13ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:37:05,238 INFO L158 Benchmark]: Boogie Preprocessor took 54.59ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:37:05,242 INFO L158 Benchmark]: RCFGBuilder took 623.38ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 55.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:37:05,243 INFO L158 Benchmark]: CodeCheck took 2600.88ms. Allocated memory was 102.8MB in the beginning and 142.6MB in the end (delta: 39.8MB). Free memory was 55.4MB in the beginning and 107.9MB in the end (delta: -52.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:37:05,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 80 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 947 SdHoareTripleChecker+Valid, 2096.13ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 445 mSDsluCounter, 1016 SdHoareTripleChecker+Invalid, 1561.98ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 480 mSDsCounter, 308 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 955 IncrementalHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 308 mSolverCounterUnsat, 536 mSDtfsCounter, 955 mSolverCounterSat, 99.30ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1417 GetRequests, 1351 SyntacticMatches, 14 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 182 NumberOfCodeBlocks, 182 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 379 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 12/12 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.85ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 75.2MB in the end (delta: -11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.13ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.59ms. Allocated memory is still 102.8MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.38ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 55.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2600.88ms. Allocated memory was 102.8MB in the beginning and 142.6MB in the end (delta: 39.8MB). Free memory was 55.4MB in the beginning and 107.9MB in the end (delta: -52.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:37:05,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/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_6ad5a8c8-1a6d-46ab-9512-1089af045034/bin/ukojak-2xVlg8857e/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: NullPointerException: null