./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ --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 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:15:00,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:15:00,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:15:00,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:15:00,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:15:00,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:15:00,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:15:00,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:15:00,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:15:00,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:15:00,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:15:00,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:15:00,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:15:00,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:15:00,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:15:00,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:15:00,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:15:00,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:15:00,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:15:00,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:15:00,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:15:00,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:15:00,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:15:00,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:15:00,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:15:00,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:15:00,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:15:00,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:15:00,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:15:00,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:15:00,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:15:00,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:15:00,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:15:00,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:15:00,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:15:00,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:15:00,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:15:00,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:15:00,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:15:00,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:15:00,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:15:00,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 01:15:00,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:15:00,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:15:00,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:15:00,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:15:00,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:15:00,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:15:00,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:15:00,252 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:15:00,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:15:00,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:15:00,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:15:00,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:15:00,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:15:00,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:15:00,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:15:00,260 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:15:00,260 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:15:00,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:15:00,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:15:00,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:15:00,261 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:15:00,261 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:15:00,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:15:00,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:00,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:15:00,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:15:00,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:15:00,263 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:15:00,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:15:00,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:15:00,265 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_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac [2021-11-23 01:15:00,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:15:00,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:15:00,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:15:00,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:15:00,537 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:15:00,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2021-11-23 01:15:00,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/data/1ea2a1194/aa2843a3e10d46d3934e465a72d05e71/FLAG42032b85d [2021-11-23 01:15:01,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:15:01,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2021-11-23 01:15:01,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/data/1ea2a1194/aa2843a3e10d46d3934e465a72d05e71/FLAG42032b85d [2021-11-23 01:15:01,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/data/1ea2a1194/aa2843a3e10d46d3934e465a72d05e71 [2021-11-23 01:15:01,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:15:01,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:15:01,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:01,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:15:01,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:15:01,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fabbac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01, skipping insertion in model container [2021-11-23 01:15:01,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:15:01,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:15:01,741 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_d4cf7f99-a03e-4e73-b477-37d4c83fd807/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2021-11-23 01:15:01,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:15:01,755 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:15:01,811 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_d4cf7f99-a03e-4e73-b477-37d4c83fd807/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2021-11-23 01:15:01,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:15:01,831 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:15:01,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01 WrapperNode [2021-11-23 01:15:01,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:15:01,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:15:01,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:15:01,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:15:01,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,907 INFO L137 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 561 [2021-11-23 01:15:01,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:15:01,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:15:01,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:15:01,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:15:01,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:15:01,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:15:01,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:15:01,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:15:01,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:01" (1/1) ... [2021-11-23 01:15:01,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:15:01,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:15:02,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:15:02,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:15:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:15:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:15:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:15:02,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:15:02,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:15:02,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:15:02,190 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 01:15:02,738 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2021-11-23 01:15:02,738 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2021-11-23 01:15:02,738 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:15:02,871 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:15:02,871 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:15:02,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:02 BoogieIcfgContainer [2021-11-23 01:15:02,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:15:02,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:15:02,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:15:02,891 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:15:02,891 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:02" (1/1) ... [2021-11-23 01:15:02,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:15:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 138 states and 218 transitions. [2021-11-23 01:15:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 218 transitions. [2021-11-23 01:15:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:15:02,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:15:03,084 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:15:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:15:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:15:03,200 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:15:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:15:03,258 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-23 01:15:03,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:15:03 ImpRootNode [2021-11-23 01:15:03,295 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:15:03,295 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:15:03,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:15:03,296 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:15:03,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:15:02" (3/4) ... [2021-11-23 01:15:03,298 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 01:15:03,373 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:15:03,373 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:15:03,374 INFO L158 Benchmark]: Toolchain (without parser) took 1933.02ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 73.3MB in the beginning and 70.7MB in the end (delta: 2.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,375 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:15:03,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.29ms. Allocated memory is still 107.0MB. Free memory was 73.1MB in the beginning and 77.2MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.27ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 74.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,377 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 107.0MB. Free memory was 74.1MB in the beginning and 72.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,377 INFO L158 Benchmark]: RCFGBuilder took 905.28ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 72.0MB in the beginning and 91.0MB in the end (delta: -19.0MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,378 INFO L158 Benchmark]: CodeCheck took 414.70ms. Allocated memory is still 136.3MB. Free memory was 90.3MB in the beginning and 73.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,378 INFO L158 Benchmark]: Witness Printer took 77.97ms. Allocated memory is still 136.3MB. Free memory was 73.4MB in the beginning and 70.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:15:03,385 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 1 procedures, 138 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 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, 2 NumberOfCodeBlocks, 2 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 - CounterExampleResult [Line: 99]: integer overflow possible integer overflow possible We found a FailurePath: [L699] int s ; [L700] int tmp ; [L704] s = 8464 [L705] CALL ssl3_accept(s) [L24] int s__info_callback = __VERIFIER_nondet_int(); [L25] int s__in_handshake = __VERIFIER_nondet_int(); [L26] int s__state ; [L27] int s__new_session ; [L28] int s__server ; [L29] int s__version = __VERIFIER_nondet_int(); [L30] int s__type ; [L31] int s__init_num ; [L32] int s__hit = __VERIFIER_nondet_int(); [L33] int s__rwstate ; [L34] int s__init_buf___0 = __VERIFIER_nondet_int(); [L35] int s__debug = __VERIFIER_nondet_int(); [L36] int s__shutdown ; [L37] int s__cert = __VERIFIER_nondet_int(); [L38] int s__options = __VERIFIER_nondet_int(); [L39] int s__verify_mode = __VERIFIER_nondet_int(); [L40] int s__session__peer = __VERIFIER_nondet_int(); [L41] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L42] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L43] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__cert_request ; [L47] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__use_rsa_tmp ; [L49] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L50] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__next_state___0 ; [L52] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L53] int s__session__cipher ; [L54] int buf = __VERIFIER_nondet_int(); [L55] unsigned long l ; [L56] unsigned long Time ; [L57] unsigned long tmp = __VERIFIER_nondet_ulong(); [L58] int cb ; [L59] long num1 ; [L60] int ret ; [L61] int new_state ; [L62] int state ; [L63] int skip ; [L64] int got_new_session ; [L65] int tmp___1 = __VERIFIER_nondet_int(); [L66] int tmp___2 = __VERIFIER_nondet_int(); [L67] int tmp___3 ; [L68] int tmp___4 ; [L69] int tmp___5 ; [L70] int tmp___6 ; [L71] int tmp___7 ; [L72] long tmp___8 = __VERIFIER_nondet_long(); [L73] int tmp___9 ; [L74] int tmp___10 ; [L75] int blastFlag ; [L76] int ag_X = __VERIFIER_nondet_int(); [L77] int ag_Y = __VERIFIER_nondet_int(); [L78] int ag_Z = __VERIFIER_nondet_int(); [L79] int __retres70 ; [L81] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L81] RET assume_abort_if_not(ag_Z!=0) [L83] s__state = initial_state [L84] blastFlag = 0 [L85] Time = tmp [L86] cb = 0 [L87] ret = -1 [L88] skip = 0 [L89] got_new_session = 0 [L90] COND TRUE s__info_callback != 0 [L91] cb = s__info_callback VAL [\old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=-1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=4, tmp=4, tmp___1=0, tmp___2=0, tmp___8=0] [L99] s__in_handshake + 1 VAL [\old(initial_state)=8464, ag_X=0, ag_Y=0, ag_Z=-1, blastFlag=0, buf=0, cb=-1, got_new_session=0, initial_state=8464, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=4, tmp=4, tmp___1=0, tmp___2=0, tmp___8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.29ms. Allocated memory is still 107.0MB. Free memory was 73.1MB in the beginning and 77.2MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.27ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 74.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 107.0MB. Free memory was 74.1MB in the beginning and 72.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 905.28ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 72.0MB in the beginning and 91.0MB in the end (delta: -19.0MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * CodeCheck took 414.70ms. Allocated memory is still 136.3MB. Free memory was 90.3MB in the beginning and 73.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 77.97ms. Allocated memory is still 136.3MB. Free memory was 73.4MB in the beginning and 70.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 01:15:03,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cf7f99-a03e-4e73-b477-37d4c83fd807/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)