/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/loops-crafted-1/net_reset.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 22:52:24,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 22:52:24,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 22:52:24,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 22:52:24,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 22:52:24,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 22:52:24,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 22:52:24,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 22:52:24,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 22:52:24,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 22:52:24,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 22:52:24,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 22:52:24,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 22:52:24,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 22:52:24,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 22:52:24,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 22:52:24,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 22:52:24,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 22:52:24,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 22:52:24,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 22:52:24,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 22:52:24,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 22:52:24,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 22:52:24,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 22:52:24,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 22:52:24,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 22:52:24,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 22:52:24,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 22:52:24,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 22:52:24,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 22:52:24,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 22:52:24,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 22:52:24,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 22:52:24,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 22:52:24,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 22:52:24,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 22:52:24,442 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 [2020-07-17 22:52:24,483 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 22:52:24,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 22:52:24,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 22:52:24,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 22:52:24,485 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 22:52:24,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 22:52:24,488 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 22:52:24,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 22:52:24,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 22:52:24,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 22:52:24,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 22:52:24,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 22:52:24,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 22:52:24,490 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 22:52:24,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 22:52:24,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 22:52:24,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 22:52:24,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 22:52:24,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 22:52:24,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 22:52:24,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 22:52:24,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 22:52:24,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 22:52:24,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 22:52:24,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 22:52:24,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 22:52:24,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 22:52:24,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 22:52:24,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 22:52:24,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 22:52:24,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 22:52:24,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 22:52:24,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 22:52:24,855 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 22:52:24,855 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 22:52:24,856 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c [2020-07-17 22:52:24,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ced1292/8475c0aa2657485ab60f2333f9136d1f/FLAG56722eab1 [2020-07-17 22:52:25,486 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 22:52:25,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c [2020-07-17 22:52:25,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ced1292/8475c0aa2657485ab60f2333f9136d1f/FLAG56722eab1 [2020-07-17 22:52:25,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15ced1292/8475c0aa2657485ab60f2333f9136d1f [2020-07-17 22:52:25,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 22:52:25,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 22:52:25,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 22:52:25,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 22:52:25,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 22:52:25,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:52:25" (1/1) ... [2020-07-17 22:52:25,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@687ba7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:25, skipping insertion in model container [2020-07-17 22:52:25,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:52:25" (1/1) ... [2020-07-17 22:52:25,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 22:52:25,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 22:52:26,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:52:27,674 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 22:52:27,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 22:52:27,788 INFO L208 MainTranslator]: Completed translation [2020-07-17 22:52:27,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27 WrapperNode [2020-07-17 22:52:27,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 22:52:27,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 22:52:27,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 22:52:27,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 22:52:27,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (1/1) ... [2020-07-17 22:52:27,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 22:52:27,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 22:52:27,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 22:52:27,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 22:52:27,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (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 [2020-07-17 22:52:28,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 22:52:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 22:52:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-17 22:52:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reset [2020-07-17 22:52:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure net_send_batch [2020-07-17 22:52:28,005 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reopen [2020-07-17 22:52:28,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 22:52:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 22:52:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure net_reset [2020-07-17 22:52:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure net_reopen [2020-07-17 22:52:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure net_send_batch [2020-07-17 22:52:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure addrcmp [2020-07-17 22:52:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-17 22:52:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 22:52:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 22:52:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 22:52:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 22:52:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 22:52:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 22:52:28,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 22:52:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 22:52:28,543 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 22:52:28,543 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 22:52:28,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:52:28 BoogieIcfgContainer [2020-07-17 22:52:28,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 22:52:28,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 22:52:28,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 22:52:28,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 22:52:28,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:52:25" (1/3) ... [2020-07-17 22:52:28,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a12558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:52:28, skipping insertion in model container [2020-07-17 22:52:28,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:52:27" (2/3) ... [2020-07-17 22:52:28,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a12558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:52:28, skipping insertion in model container [2020-07-17 22:52:28,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:52:28" (3/3) ... [2020-07-17 22:52:28,558 INFO L109 eAbstractionObserver]: Analyzing ICFG net_reset.c [2020-07-17 22:52:28,571 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 22:52:28,580 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 22:52:28,597 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 22:52:28,626 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 22:52:28,626 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 22:52:28,626 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 22:52:28,627 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 22:52:28,627 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 22:52:28,627 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 22:52:28,627 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 22:52:28,627 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 22:52:28,649 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2020-07-17 22:52:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-07-17 22:52:28,657 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 22:52:28,658 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 22:52:28,659 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 22:52:28,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 22:52:28,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1559425920, now seen corresponding path program 1 times [2020-07-17 22:52:28,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 22:52:28,679 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070183393] [2020-07-17 22:52:28,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 22:52:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:52:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:52:29,336 INFO L280 TraceCheckUtils]: 0: Hoare triple {53#(and (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~batch_at~0 |old(~batch_at~0)|) (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |old(#length)| |#length|) (= ~fstTTL~0 |old(~fstTTL~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(19);~__tmpTR__int_1~0 := 0;~batch_at~0 := 0;call ~#host~0.base, ~#host~0.offset := #Ultimate.allocOnStack(259072);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#host~0.base);call ~#unspec_addr~0.base, ~#unspec_addr~0.offset := #Ultimate.allocOnStack(16);call write~init~int(0, ~#unspec_addr~0.base, ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 1 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 2 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 3 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 4 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 5 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 6 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 7 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 8 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 9 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 10 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 11 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 12 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 13 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 14 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 15 + ~#unspec_addr~0.offset, 1);~fstTTL~0 := 1; {43#true} is VALID [2020-07-17 22:52:29,338 INFO L280 TraceCheckUtils]: 1: Hoare triple {43#true} assume true; {43#true} is VALID [2020-07-17 22:52:29,338 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} #74#return; {43#true} is VALID [2020-07-17 22:52:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 22:52:29,430 INFO L280 TraceCheckUtils]: 0: Hoare triple {54#(= ~batch_at~0 |old(~batch_at~0)|)} ~batch_at~0 := ~fstTTL~0 - 1; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,432 INFO L280 TraceCheckUtils]: 1: Hoare triple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} assume true; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,433 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} {43#true} #70#return; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,440 INFO L263 TraceCheckUtils]: 0: Hoare triple {43#true} call ULTIMATE.init(); {53#(and (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~batch_at~0 |old(~batch_at~0)|) (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |old(#length)| |#length|) (= ~fstTTL~0 |old(~fstTTL~0)|))} is VALID [2020-07-17 22:52:29,441 INFO L280 TraceCheckUtils]: 1: Hoare triple {53#(and (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~batch_at~0 |old(~batch_at~0)|) (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |old(#length)| |#length|) (= ~fstTTL~0 |old(~fstTTL~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(19);~__tmpTR__int_1~0 := 0;~batch_at~0 := 0;call ~#host~0.base, ~#host~0.offset := #Ultimate.allocOnStack(259072);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#host~0.base);call ~#unspec_addr~0.base, ~#unspec_addr~0.offset := #Ultimate.allocOnStack(16);call write~init~int(0, ~#unspec_addr~0.base, ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 1 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 2 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 3 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 4 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 5 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 6 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 7 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 8 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 9 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 10 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 11 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 12 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 13 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 14 + ~#unspec_addr~0.offset, 1);call write~init~int(0, ~#unspec_addr~0.base, 15 + ~#unspec_addr~0.offset, 1);~fstTTL~0 := 1; {43#true} is VALID [2020-07-17 22:52:29,441 INFO L280 TraceCheckUtils]: 2: Hoare triple {43#true} assume true; {43#true} is VALID [2020-07-17 22:52:29,442 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} #74#return; {43#true} is VALID [2020-07-17 22:52:29,442 INFO L263 TraceCheckUtils]: 4: Hoare triple {43#true} call #t~ret6 := main(); {43#true} is VALID [2020-07-17 22:52:29,442 INFO L280 TraceCheckUtils]: 5: Hoare triple {43#true} call ~#h~0.base, ~#h~0.offset := #Ultimate.allocOnStack(20); {43#true} is VALID [2020-07-17 22:52:29,443 INFO L263 TraceCheckUtils]: 6: Hoare triple {43#true} call net_reopen(~#h~0.base, ~#h~0.offset); {43#true} is VALID [2020-07-17 22:52:29,444 INFO L280 TraceCheckUtils]: 7: Hoare triple {43#true} ~addr.base, ~addr.offset := #in~addr.base, #in~addr.offset;call #t~mem3 := read~int(~addr.base, 8 + ~addr.offset, 4);#t~switch4 := 2 == #t~mem3; {43#true} is VALID [2020-07-17 22:52:29,445 INFO L280 TraceCheckUtils]: 8: Hoare triple {43#true} assume #t~switch4; {43#true} is VALID [2020-07-17 22:52:29,445 INFO L280 TraceCheckUtils]: 9: Hoare triple {43#true} havoc #t~switch4;havoc #t~mem3; {43#true} is VALID [2020-07-17 22:52:29,447 INFO L263 TraceCheckUtils]: 10: Hoare triple {43#true} call net_reset(); {54#(= ~batch_at~0 |old(~batch_at~0)|)} is VALID [2020-07-17 22:52:29,450 INFO L280 TraceCheckUtils]: 11: Hoare triple {54#(= ~batch_at~0 |old(~batch_at~0)|)} ~batch_at~0 := ~fstTTL~0 - 1; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,451 INFO L280 TraceCheckUtils]: 12: Hoare triple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} assume true; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,456 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} {43#true} #70#return; {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,460 INFO L263 TraceCheckUtils]: 14: Hoare triple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} call #t~ret5 := net_send_batch(); {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} is VALID [2020-07-17 22:52:29,462 INFO L280 TraceCheckUtils]: 15: Hoare triple {51#(<= (+ ~batch_at~0 1) ~fstTTL~0)} havoc ~i~0;~i~0 := ~fstTTL~0 - 1; {52#(<= ~batch_at~0 net_send_batch_~i~0)} is VALID [2020-07-17 22:52:29,464 INFO L280 TraceCheckUtils]: 16: Hoare triple {52#(<= ~batch_at~0 net_send_batch_~i~0)} assume !!(~i~0 < ~batch_at~0); {44#false} is VALID [2020-07-17 22:52:29,464 INFO L263 TraceCheckUtils]: 17: Hoare triple {44#false} call __VERIFIER_assert((if ~i~0 >= 0 && ~i~0 < 256 then 1 else 0)); {44#false} is VALID [2020-07-17 22:52:29,464 INFO L280 TraceCheckUtils]: 18: Hoare triple {44#false} ~cond := #in~cond; {44#false} is VALID [2020-07-17 22:52:29,465 INFO L280 TraceCheckUtils]: 19: Hoare triple {44#false} assume 0 == ~cond; {44#false} is VALID [2020-07-17 22:52:29,466 INFO L280 TraceCheckUtils]: 20: Hoare triple {44#false} assume !false; {44#false} is VALID [2020-07-17 22:52:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 22:52:29,478 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070183393] [2020-07-17 22:52:29,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 22:52:29,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 22:52:29,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843254985] [2020-07-17 22:52:29,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2020-07-17 22:52:29,502 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 22:52:29,507 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 22:52:29,574 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:52:29,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 22:52:29,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 22:52:29,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 22:52:29,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-17 22:52:29,589 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 6 states. [2020-07-17 22:52:30,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:52:30,484 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2020-07-17 22:52:30,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 22:52:30,485 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2020-07-17 22:52:30,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 22:52:30,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 22:52:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 59 transitions. [2020-07-17 22:52:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 22:52:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 59 transitions. [2020-07-17 22:52:30,508 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 59 transitions. [2020-07-17 22:52:30,623 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 22:52:30,631 INFO L225 Difference]: With dead ends: 52 [2020-07-17 22:52:30,632 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 22:52:30,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-07-17 22:52:30,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 22:52:30,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 22:52:30,664 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 22:52:30,665 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 22:52:30,666 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:52:30,666 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:52:30,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:52:30,667 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:52:30,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:52:30,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:52:30,668 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:52:30,668 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 22:52:30,668 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 22:52:30,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 22:52:30,669 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 22:52:30,669 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:52:30,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:52:30,669 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 22:52:30,670 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 22:52:30,670 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 22:52:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 22:52:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 22:52:30,673 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-07-17 22:52:30,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 22:52:30,673 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 22:52:30,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 22:52:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 22:52:30,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 22:52:30,674 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 22:52:30,677 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 22:52:31,132 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 13 [2020-07-17 22:52:31,418 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 22:52:31,418 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~batch_at~0 |old(~batch_at~0)|) (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#memory_int| |old(#memory_int)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |old(#length)| |#length|) (= ~fstTTL~0 |old(~fstTTL~0)|)) [2020-07-17 22:52:31,419 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:52:31,419 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 22:52:31,419 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-07-17 22:52:31,419 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 22:52:31,419 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 22:52:31,419 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 231 235) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |#valid| |old(#valid)|) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(#length)| |#length|) (= |old(~batch_at~0)| ~batch_at~0))) [2020-07-17 22:52:31,420 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 231 235) no Hoare annotation was computed. [2020-07-17 22:52:31,420 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (= |old(~batch_at~0)| ~batch_at~0)) [2020-07-17 22:52:31,420 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 231 235) no Hoare annotation was computed. [2020-07-17 22:52:31,420 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-07-17 22:52:31,420 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-17 22:52:31,421 INFO L268 CegarLoopResult]: For program point L192(lines 192 194) no Hoare annotation was computed. [2020-07-17 22:52:31,421 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 191 196) the Hoare annotation is: true [2020-07-17 22:52:31,421 INFO L268 CegarLoopResult]: For program point L192-2(lines 191 196) no Hoare annotation was computed. [2020-07-17 22:52:31,422 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 191 196) no Hoare annotation was computed. [2020-07-17 22:52:31,422 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2020-07-17 22:52:31,423 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-17 22:52:31,423 INFO L268 CegarLoopResult]: For program point net_reopenEXIT(lines 214 229) no Hoare annotation was computed. [2020-07-17 22:52:31,423 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-17 22:52:31,423 INFO L264 CegarLoopResult]: At program point net_reopenENTRY(lines 214 229) the Hoare annotation is: (or (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0))) [2020-07-17 22:52:31,423 INFO L268 CegarLoopResult]: For program point net_reopenFINAL(lines 214 229) no Hoare annotation was computed. [2020-07-17 22:52:31,423 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-17 22:52:31,424 INFO L264 CegarLoopResult]: At program point L216(lines 216 226) the Hoare annotation is: (or (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0))) [2020-07-17 22:52:31,424 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-17 22:52:31,424 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0))) [2020-07-17 22:52:31,424 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (<= (+ ~batch_at~0 1) ~fstTTL~0) (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0))) [2020-07-17 22:52:31,424 INFO L264 CegarLoopResult]: At program point net_send_batchENTRY(lines 203 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) [2020-07-17 22:52:31,425 INFO L268 CegarLoopResult]: For program point net_send_batchEXIT(lines 203 213) no Hoare annotation was computed. [2020-07-17 22:52:31,425 INFO L268 CegarLoopResult]: For program point net_send_batchFINAL(lines 203 213) no Hoare annotation was computed. [2020-07-17 22:52:31,425 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-07-17 22:52:31,425 INFO L268 CegarLoopResult]: For program point L208-1(line 208) no Hoare annotation was computed. [2020-07-17 22:52:31,425 INFO L268 CegarLoopResult]: For program point L208-2(lines 208 209) no Hoare annotation was computed. [2020-07-17 22:52:31,425 INFO L268 CegarLoopResult]: For program point L206-2(lines 206 211) no Hoare annotation was computed. [2020-07-17 22:52:31,426 INFO L264 CegarLoopResult]: At program point L206-3(lines 206 211) the Hoare annotation is: (or (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) (not (<= (+ ~batch_at~0 1) ~fstTTL~0))) [2020-07-17 22:52:31,426 INFO L268 CegarLoopResult]: For program point L206-4(lines 206 211) no Hoare annotation was computed. [2020-07-17 22:52:31,426 INFO L264 CegarLoopResult]: At program point net_resetENTRY(lines 198 202) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (= |old(~batch_at~0)| ~batch_at~0)) [2020-07-17 22:52:31,426 INFO L268 CegarLoopResult]: For program point net_resetEXIT(lines 198 202) no Hoare annotation was computed. [2020-07-17 22:52:31,426 INFO L268 CegarLoopResult]: For program point net_resetFINAL(lines 198 202) no Hoare annotation was computed. [2020-07-17 22:52:31,432 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 22:52:31,436 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 22:52:31,437 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 22:52:31,438 WARN L170 areAnnotationChecker]: net_resetFINAL has no Hoare annotation [2020-07-17 22:52:31,438 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 22:52:31,438 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:52:31,439 WARN L170 areAnnotationChecker]: L233-1 has no Hoare annotation [2020-07-17 22:52:31,442 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 22:52:31,442 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-17 22:52:31,442 WARN L170 areAnnotationChecker]: L206-4 has no Hoare annotation [2020-07-17 22:52:31,443 WARN L170 areAnnotationChecker]: L206-4 has no Hoare annotation [2020-07-17 22:52:31,443 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 22:52:31,444 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-17 22:52:31,444 WARN L170 areAnnotationChecker]: net_resetFINAL has no Hoare annotation [2020-07-17 22:52:31,444 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 22:52:31,444 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 22:52:31,444 WARN L170 areAnnotationChecker]: L233-1 has no Hoare annotation [2020-07-17 22:52:31,445 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 22:52:31,445 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-17 22:52:31,445 WARN L170 areAnnotationChecker]: L192-2 has no Hoare annotation [2020-07-17 22:52:31,445 WARN L170 areAnnotationChecker]: L206-4 has no Hoare annotation [2020-07-17 22:52:31,445 WARN L170 areAnnotationChecker]: L208-1 has no Hoare annotation [2020-07-17 22:52:31,446 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 22:52:31,446 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-17 22:52:31,446 WARN L170 areAnnotationChecker]: net_resetEXIT has no Hoare annotation [2020-07-17 22:52:31,446 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 22:52:31,447 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-17 22:52:31,447 WARN L170 areAnnotationChecker]: net_send_batchFINAL has no Hoare annotation [2020-07-17 22:52:31,447 WARN L170 areAnnotationChecker]: L208-1 has no Hoare annotation [2020-07-17 22:52:31,449 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 22:52:31,449 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-17 22:52:31,449 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 22:52:31,450 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 22:52:31,450 WARN L170 areAnnotationChecker]: net_send_batchEXIT has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: L208-2 has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: L208-2 has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: L206-2 has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: net_reopenFINAL has no Hoare annotation [2020-07-17 22:52:31,451 WARN L170 areAnnotationChecker]: net_reopenEXIT has no Hoare annotation [2020-07-17 22:52:31,452 INFO L163 areAnnotationChecker]: CFG has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 22:52:31,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:52:31 BoogieIcfgContainer [2020-07-17 22:52:31,470 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 22:52:31,473 INFO L168 Benchmark]: Toolchain (without parser) took 5647.15 ms. Allocated memory was 143.7 MB in the beginning and 380.6 MB in the end (delta: 237.0 MB). Free memory was 100.7 MB in the beginning and 197.8 MB in the end (delta: -97.1 MB). Peak memory consumption was 139.9 MB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,474 INFO L168 Benchmark]: CDTParser took 1.82 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1957.98 ms. Allocated memory was 143.7 MB in the beginning and 260.6 MB in the end (delta: 116.9 MB). Free memory was 100.3 MB in the beginning and 111.3 MB in the end (delta: -11.0 MB). Peak memory consumption was 157.0 MB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,477 INFO L168 Benchmark]: Boogie Preprocessor took 111.86 ms. Allocated memory is still 260.6 MB. Free memory was 111.3 MB in the beginning and 109.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,478 INFO L168 Benchmark]: RCFGBuilder took 645.72 ms. Allocated memory is still 260.6 MB. Free memory was 109.3 MB in the beginning and 78.8 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,479 INFO L168 Benchmark]: TraceAbstraction took 2920.27 ms. Allocated memory was 260.6 MB in the beginning and 380.6 MB in the end (delta: 120.1 MB). Free memory was 78.8 MB in the beginning and 197.8 MB in the end (delta: -119.0 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2020-07-17 22:52:31,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1957.98 ms. Allocated memory was 143.7 MB in the beginning and 260.6 MB in the end (delta: 116.9 MB). Free memory was 100.3 MB in the beginning and 111.3 MB in the end (delta: -11.0 MB). Peak memory consumption was 157.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.86 ms. Allocated memory is still 260.6 MB. Free memory was 111.3 MB in the beginning and 109.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 645.72 ms. Allocated memory is still 260.6 MB. Free memory was 109.3 MB in the beginning and 78.8 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2920.27 ms. Allocated memory was 260.6 MB in the beginning and 380.6 MB in the end (delta: 120.1 MB). Free memory was 78.8 MB in the beginning and 197.8 MB in the end (delta: -119.0 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) || !(batch_at + 1 <= fstTTL) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: (\old(__tmpTR__int_1) == __tmpTR__int_1 && \old(batch_at) == batch_at) || !(\old(batch_at) + 1 <= fstTTL) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 23 SDtfs, 37 SDslu, 18 SDs, 0 SdLazy, 49 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 15 NumberOfFragments, 174 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 14 FomulaSimplificationsInter, 298 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 1640 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 correct! Received shutdown request...