/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector-regression/signextension2-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:21:09,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:21:09,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:21:09,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:21:09,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:21:09,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:21:09,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:21:09,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:21:09,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:21:09,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:21:09,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:21:09,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:21:09,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:21:09,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:21:09,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:21:09,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:21:09,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:21:09,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:21:09,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:21:09,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:21:09,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:21:09,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:21:09,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:21:09,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:21:09,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-19 17:21:09,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:21:09,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:21:09,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:21:09,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:21:09,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:21:09,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:21:09,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:21:09,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:21:09,518 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:21:09,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:21:09,519 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:21:09,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:21:09,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:21:09,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:21:09,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:21:09,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:21:09,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:21:09,521 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:21:09,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:21:09,522 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:21:09,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:21:09,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:21:09,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:21:09,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:21:09,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:21:09,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:21:09,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:21:09,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:21:09,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:21:09,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:21:09,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:21:09,524 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:21:09,524 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:21:09,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:21:09,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:21:09,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:21:09,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:21:09,979 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:21:09,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector-regression/signextension2-2.c [2021-02-19 17:21:10,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7128e2cb7/f88013cae46f440faa46c40ef555fbaa/FLAG9d940a1b4 [2021-02-19 17:21:10,757 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:21:10,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/signextension2-2.c [2021-02-19 17:21:10,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7128e2cb7/f88013cae46f440faa46c40ef555fbaa/FLAG9d940a1b4 [2021-02-19 17:21:11,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7128e2cb7/f88013cae46f440faa46c40ef555fbaa [2021-02-19 17:21:11,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:21:11,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:21:11,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:21:11,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:21:11,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:21:11,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272696ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11, skipping insertion in model container [2021-02-19 17:21:11,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:21:11,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:21:11,334 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/signextension2-2.c[589,602] [2021-02-19 17:21:11,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:21:11,348 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:21:11,365 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/signextension2-2.c[589,602] [2021-02-19 17:21:11,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:21:11,382 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:21:11,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11 WrapperNode [2021-02-19 17:21:11,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:21:11,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:21:11,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:21:11,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:21:11,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... [2021-02-19 17:21:11,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:21:11,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:21:11,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:21:11,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:21:11,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:21:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:21:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:21:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:21:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:21:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:21:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:21:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:21:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:21:11,537 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:21:11,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:21:11,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:21:11,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:21:11,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:21:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:21:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:21:11,808 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:21:11,809 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-19 17:21:11,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:21:11 BoogieIcfgContainer [2021-02-19 17:21:11,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:21:11,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:21:11,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:21:11,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:21:11,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:21:11" (1/3) ... [2021-02-19 17:21:11,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f28e8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:21:11, skipping insertion in model container [2021-02-19 17:21:11,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:21:11" (2/3) ... [2021-02-19 17:21:11,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f28e8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:21:11, skipping insertion in model container [2021-02-19 17:21:11,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:21:11" (3/3) ... [2021-02-19 17:21:11,824 INFO L111 eAbstractionObserver]: Analyzing ICFG signextension2-2.c [2021-02-19 17:21:11,833 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:21:11,838 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:21:11,858 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:21:11,893 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:21:11,893 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:21:11,893 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:21:11,893 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:21:11,894 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:21:11,894 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:21:11,894 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:21:11,894 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:21:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2021-02-19 17:21:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-02-19 17:21:11,963 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:21:11,964 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 17:21:11,965 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:21:12,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:21:12,004 INFO L82 PathProgramCache]: Analyzing trace with hash -2110122215, now seen corresponding path program 1 times [2021-02-19 17:21:12,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:21:12,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534226711] [2021-02-19 17:21:12,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:21:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-19 17:21:12,183 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-19 17:21:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-19 17:21:12,219 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-19 17:21:12,248 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-02-19 17:21:12,249 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-19 17:21:12,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:21:12,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:21:12 BoogieIcfgContainer [2021-02-19 17:21:12,282 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:21:12,285 INFO L168 Benchmark]: Toolchain (without parser) took 1155.70 ms. Allocated memory is still 151.0 MB. Free memory was 127.0 MB in the beginning and 125.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:21:12,286 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:21:12,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.20 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 116.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-02-19 17:21:12,289 INFO L168 Benchmark]: Boogie Preprocessor took 36.25 ms. Allocated memory is still 151.0 MB. Free memory was 116.7 MB in the beginning and 115.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:21:12,290 INFO L168 Benchmark]: RCFGBuilder took 390.55 ms. Allocated memory is still 151.0 MB. Free memory was 115.3 MB in the beginning and 103.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-02-19 17:21:12,291 INFO L168 Benchmark]: TraceAbstraction took 467.44 ms. Allocated memory is still 151.0 MB. Free memory was 103.1 MB in the beginning and 125.1 MB in the end (delta: -22.0 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:21:12,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 237.20 ms. Allocated memory is still 151.0 MB. Free memory was 126.0 MB in the beginning and 116.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.25 ms. Allocated memory is still 151.0 MB. Free memory was 116.7 MB in the beginning and 115.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 390.55 ms. Allocated memory is still 151.0 MB. Free memory was 115.3 MB in the beginning and 103.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 467.44 ms. Allocated memory is still 151.0 MB. Free memory was 103.1 MB in the beginning and 125.1 MB in the end (delta: -22.0 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] unsigned int allOne = -1; [L8] int castToInt = allOne; [L9] long castToLong = allOne; [L10] long castToLong2 = castToInt; [L11] unsigned long castToULong = allOne; VAL [allOne=4294967295, castToInt=-1, castToLong=-1, castToLong2=-1, castToULong=4294967295] [L13-L14] COND TRUE castToInt == -1 && castToLong == 4294967295UL && castToLong2 == -1 && castToULong == 4294967295UL VAL [allOne=4294967295, castToInt=-1, castToLong=-1, castToLong2=-1, castToULong=4294967295] [L19] reach_error() VAL [allOne=4294967295, castToInt=-1, castToLong=-1, castToLong2=-1, castToULong=4294967295] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...