./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/modulus-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg --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 53bf165bfbef55aa8ab289084a5d3d80b8d81c13dbafd349815c35b63fd8829c --- 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-b5237d8 [2022-11-21 23:48:09,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:48:09,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:48:09,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:48:09,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:48:09,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:48:09,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:48:09,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:48:09,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:48:09,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:48:09,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:48:09,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:48:09,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:48:09,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:48:09,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:48:09,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:48:09,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:48:09,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:48:09,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:48:09,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:48:09,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:48:09,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:48:09,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:48:09,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:48:09,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:48:09,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:48:09,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:48:09,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:48:09,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:48:09,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:48:09,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:48:09,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:48:09,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:48:09,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:48:09,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:48:09,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:48:09,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:48:09,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:48:09,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:48:09,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:48:09,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:48:09,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:48:09,556 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:48:09,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:48:09,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:48:09,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:48:09,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:48:09,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:48:09,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:48:09,560 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:48:09,560 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:48:09,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:48:09,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:48:09,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:48:09,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:48:09,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:48:09,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:48:09,562 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:48:09,562 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:48:09,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:48:09,562 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:48:09,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:48:09,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:48:09,563 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:48:09,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:48:09,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:48:09,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:48:09,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:48:09,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:48:09,565 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:48:09,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:48:09,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:48:09,566 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_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53bf165bfbef55aa8ab289084a5d3d80b8d81c13dbafd349815c35b63fd8829c [2022-11-21 23:48:09,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:48:09,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:48:09,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:48:09,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:48:09,839 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:48:09,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/bitvector/modulus-1.i [2022-11-21 23:48:13,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:48:13,244 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:48:13,244 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/sv-benchmarks/c/bitvector/modulus-1.i [2022-11-21 23:48:13,251 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/12235bf0b/1dae7795be874a47ae3440a261a35221/FLAG3eb6c9d22 [2022-11-21 23:48:13,265 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/12235bf0b/1dae7795be874a47ae3440a261a35221 [2022-11-21 23:48:13,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:48:13,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:48:13,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:48:13,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:48:13,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:48:13,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38833a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13, skipping insertion in model container [2022-11-21 23:48:13,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:48:13,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:48:13,468 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_e39ccd81-a6b5-4227-ba31-4df13447d785/sv-benchmarks/c/bitvector/modulus-1.i[1252,1265] [2022-11-21 23:48:13,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:48:13,492 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:48:13,509 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_e39ccd81-a6b5-4227-ba31-4df13447d785/sv-benchmarks/c/bitvector/modulus-1.i[1252,1265] [2022-11-21 23:48:13,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:48:13,540 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:48:13,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13 WrapperNode [2022-11-21 23:48:13,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:48:13,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:48:13,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:48:13,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:48:13,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,582 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2022-11-21 23:48:13,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:48:13,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:48:13,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:48:13,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:48:13,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,621 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:48:13,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:48:13,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:48:13,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:48:13,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:13" (1/1) ... [2022-11-21 23:48:13,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:48:13,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:48:13,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:48:13,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:48:13,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:48:13,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:48:13,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:48:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:48:13,785 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:48:13,788 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:48:14,000 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:48:14,055 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:48:14,056 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:48:14,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:48:14 BoogieIcfgContainer [2022-11-21 23:48:14,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:48:14,060 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:48:14,060 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:48:14,083 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:48:14,084 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:48:14" (1/1) ... [2022-11-21 23:48:14,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:48:14,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:48:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-11-21 23:48:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-11-21 23:48:14,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:48:14,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:48:14,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:48:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:48:14,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:48:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:48:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:48:14,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:48:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:48:14,367 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-21 23:48:14,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:48:14 ImpRootNode [2022-11-21 23:48:14,392 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:48:14,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:48:14,394 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:48:14,394 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:48:14,395 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:48:14" (3/4) ... [2022-11-21 23:48:14,399 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:48:14,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:48:14,401 INFO L158 Benchmark]: Toolchain (without parser) took 1130.79ms. Allocated memory is still 211.8MB. Free memory was 164.5MB in the beginning and 125.9MB in the end (delta: 38.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-21 23:48:14,402 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:14,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.07ms. Allocated memory is still 211.8MB. Free memory was 164.5MB in the beginning and 154.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:48:14,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.80ms. Allocated memory is still 211.8MB. Free memory was 154.0MB in the beginning and 152.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:14,405 INFO L158 Benchmark]: Boogie Preprocessor took 40.28ms. Allocated memory is still 211.8MB. Free memory was 152.7MB in the beginning and 151.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:48:14,406 INFO L158 Benchmark]: RCFGBuilder took 434.27ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 137.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:48:14,407 INFO L158 Benchmark]: CodeCheck took 333.09ms. Allocated memory is still 211.8MB. Free memory was 137.2MB in the beginning and 125.9MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:48:14,408 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 211.8MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:14,419 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - UnprovableResult [Line: 51]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of shiftLeft at line 51. Possible FailurePath: [L46] unsigned int n = __VERIFIER_nondet_uint(); [L47] unsigned int s = __VERIFIER_nondet_uint(); [L48] unsigned int d; [L49] unsigned int m; [L50] CALL assume_abort_if_not(s < 32) [L11] COND FALSE !(!cond) [L50] RET assume_abort_if_not(s < 32) [L51] 1 << s VAL [s=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.07ms. Allocated memory is still 211.8MB. Free memory was 164.5MB in the beginning and 154.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.80ms. Allocated memory is still 211.8MB. Free memory was 154.0MB in the beginning and 152.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.28ms. Allocated memory is still 211.8MB. Free memory was 152.7MB in the beginning and 151.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.27ms. Allocated memory is still 211.8MB. Free memory was 151.1MB in the beginning and 137.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 333.09ms. Allocated memory is still 211.8MB. Free memory was 137.2MB in the beginning and 125.9MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 211.8MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:48:14,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/modulus-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg --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 53bf165bfbef55aa8ab289084a5d3d80b8d81c13dbafd349815c35b63fd8829c --- 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-b5237d8 [2022-11-21 23:48:17,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:48:17,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:48:17,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:48:17,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:48:17,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:48:17,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:48:17,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:48:17,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:48:17,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:48:17,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:48:17,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:48:17,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:48:17,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:48:17,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:48:17,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:48:17,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:48:17,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:48:17,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:48:17,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:48:17,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:48:17,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:48:17,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:48:17,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:48:17,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:48:17,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:48:17,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:48:17,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:48:17,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:48:17,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:48:17,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:48:17,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:48:17,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:48:17,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:48:17,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:48:17,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:48:17,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:48:17,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:48:17,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:48:17,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:48:17,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:48:17,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:48:17,253 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:48:17,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:48:17,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:48:17,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:48:17,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:48:17,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:48:17,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:48:17,256 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:48:17,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:48:17,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:48:17,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:48:17,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:48:17,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:48:17,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:48:17,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:48:17,257 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:48:17,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:48:17,259 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:48:17,259 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:48:17,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:48:17,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:48:17,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:48:17,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:48:17,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:48:17,260 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:48:17,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:48:17,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:48:17,261 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:48:17,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:48:17,261 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53bf165bfbef55aa8ab289084a5d3d80b8d81c13dbafd349815c35b63fd8829c [2022-11-21 23:48:17,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:48:17,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:48:17,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:48:17,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:48:17,669 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:48:17,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/bitvector/modulus-1.i [2022-11-21 23:48:20,846 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:48:21,038 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:48:21,038 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/sv-benchmarks/c/bitvector/modulus-1.i [2022-11-21 23:48:21,047 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/b4d243f44/8ac2349dd3134082b9612bd488ba469e/FLAGd89d2673a [2022-11-21 23:48:21,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ccd81-a6b5-4227-ba31-4df13447d785/bin/ukojak-jW3SillKbg/data/b4d243f44/8ac2349dd3134082b9612bd488ba469e [2022-11-21 23:48:21,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:48:21,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:48:21,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:48:21,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:48:21,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:48:21,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:21" (1/1) ... [2022-11-21 23:48:21,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333e4634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:48:21, skipping insertion in model container [2022-11-21 23:48:21,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:48:21" (1/1) ... [2022-11-21 23:48:21,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:48:21,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:48:21,293 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_e39ccd81-a6b5-4227-ba31-4df13447d785/sv-benchmarks/c/bitvector/modulus-1.i[1252,1265] [2022-11-21 23:48:21,303 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1413) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-11-21 23:48:21,313 INFO L158 Benchmark]: Toolchain (without parser) took 243.87ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 27.2MB in the beginning and 46.7MB in the end (delta: -19.5MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-11-21 23:48:21,314 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:48:21,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.00ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.8MB in the beginning and 46.9MB in the end (delta: -20.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-11-21 23:48:21,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.00ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 26.8MB in the beginning and 46.9MB in the end (delta: -20.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.