./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/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_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4 --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:47:16,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:47:16,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:47:16,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:47:16,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:47:16,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:47:16,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:47:16,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:47:16,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:47:16,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:47:16,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:47:16,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:47:16,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:47:16,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:47:16,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:47:16,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:47:16,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:47:16,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:47:16,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:47:16,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:47:16,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:47:16,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:47:16,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:47:16,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:47:16,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:47:16,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:47:16,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:47:16,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:47:16,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:47:16,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:47:16,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:47:16,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:47:16,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:47:16,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:47:16,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:47:16,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:47:16,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:47:16,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:47:16,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:47:16,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:47:16,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:47:16,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:47:16,185 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:47:16,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:47:16,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:47:16,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:47:16,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:47:16,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:47:16,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:47:16,187 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:47:16,187 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:47:16,188 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:47:16,189 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:47:16,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:47:16,189 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:47:16,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:47:16,189 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:47:16,189 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:47:16,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:47:16,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:47:16,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:47:16,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:47:16,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:47:16,190 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:47:16,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:47:16,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:47:16,191 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_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac [2022-12-14 23:47:16,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:47:16,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:47:16,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:47:16,398 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:47:16,399 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:47:16,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2022-12-14 23:47:18,948 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:47:19,097 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:47:19,097 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2022-12-14 23:47:19,108 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/data/a8dc0bbbb/4bcc678cf8634bc5a2416920f5517f79/FLAGee32ef611 [2022-12-14 23:47:19,121 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/data/a8dc0bbbb/4bcc678cf8634bc5a2416920f5517f79 [2022-12-14 23:47:19,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:47:19,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:47:19,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:47:19,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:47:19,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:47:19,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae68f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19, skipping insertion in model container [2022-12-14 23:47:19,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:47:19,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:47:19,374 WARN L237 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_af513588-3e9e-4fa8-9e0e-5c94e2af5218/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2022-12-14 23:47:19,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:47:19,388 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:47:19,436 WARN L237 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_af513588-3e9e-4fa8-9e0e-5c94e2af5218/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[45376,45389] [2022-12-14 23:47:19,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:47:19,448 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:47:19,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19 WrapperNode [2022-12-14 23:47:19,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:47:19,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:47:19,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:47:19,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:47:19,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,497 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 561 [2022-12-14 23:47:19,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:47:19,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:47:19,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:47:19,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:47:19,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,527 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:47:19,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:47:19,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:47:19,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:47:19,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:47:19" (1/1) ... [2022-12-14 23:47:19,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:47:19,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:47:19,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:47:19,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:47:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:47:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:47:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:47:19,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:47:19,673 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:47:19,675 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:47:19,696 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 23:47:20,125 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2022-12-14 23:47:20,125 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2022-12-14 23:47:20,126 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:47:20,208 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:47:20,208 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:47:20,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:20 BoogieIcfgContainer [2022-12-14 23:47:20,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:47:20,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:47:20,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:47:20,218 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:47:20,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:20" (1/1) ... [2022-12-14 23:47:20,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:47:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 138 states and 218 transitions. [2022-12-14 23:47:20,267 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 218 transitions. [2022-12-14 23:47:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 23:47:20,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:20,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:20,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:20,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 137 states and 217 transitions. [2022-12-14 23:47:20,442 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 217 transitions. [2022-12-14 23:47:20,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:47:20,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:20,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:47:20,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:47:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:47:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:47:20,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:47:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:47:20,558 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-12-14 23:47:20,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:47:20 ImpRootNode [2022-12-14 23:47:20,591 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:47:20,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:47:20,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:47:20,592 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:47:20,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:47:20" (3/4) ... [2022-12-14 23:47:20,594 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 23:47:20,648 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:47:20,648 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:47:20,649 INFO L158 Benchmark]: Toolchain (without parser) took 1523.65ms. Allocated memory is still 159.4MB. Free memory was 94.1MB in the beginning and 114.2MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:47:20,650 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 75.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:47:20,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.20ms. Allocated memory is still 159.4MB. Free memory was 93.9MB in the beginning and 123.2MB in the end (delta: -29.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2022-12-14 23:47:20,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.58ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 120.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:47:20,651 INFO L158 Benchmark]: Boogie Preprocessor took 35.62ms. Allocated memory is still 159.4MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:47:20,651 INFO L158 Benchmark]: RCFGBuilder took 676.36ms. Allocated memory is still 159.4MB. Free memory was 117.5MB in the beginning and 63.4MB in the end (delta: 54.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-12-14 23:47:20,651 INFO L158 Benchmark]: CodeCheck took 380.37ms. Allocated memory is still 159.4MB. Free memory was 63.4MB in the beginning and 117.1MB in the end (delta: -53.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:47:20,651 INFO L158 Benchmark]: Witness Printer took 56.93ms. Allocated memory is still 159.4MB. Free memory was 117.1MB in the beginning and 114.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:47:20,653 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: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 0.17ms. Allocated memory is still 159.4MB. Free memory was 135.5MB in the beginning and 135.4MB in the end (delta: 75.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.20ms. Allocated memory is still 159.4MB. Free memory was 93.9MB in the beginning and 123.2MB in the end (delta: -29.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.58ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 120.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.62ms. Allocated memory is still 159.4MB. Free memory was 120.1MB in the beginning and 118.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.36ms. Allocated memory is still 159.4MB. Free memory was 117.5MB in the beginning and 63.4MB in the end (delta: 54.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * CodeCheck took 380.37ms. Allocated memory is still 159.4MB. Free memory was 63.4MB in the beginning and 117.1MB in the end (delta: -53.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 56.93ms. Allocated memory is still 159.4MB. Free memory was 117.1MB in the beginning and 114.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 23:47:20,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af513588-3e9e-4fa8-9e0e-5c94e2af5218/bin/ukojak-rkRKPMF4O4/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)