/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-dev-6c470ae
[2022-02-15 04:03:31,298 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-02-15 04:03:31,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-02-15 04:03:31,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-02-15 04:03:31,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-02-15 04:03:31,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-02-15 04:03:31,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-02-15 04:03:31,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-02-15 04:03:31,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-02-15 04:03:31,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-02-15 04:03:31,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-02-15 04:03:31,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-02-15 04:03:31,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-02-15 04:03:31,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-02-15 04:03:31,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-02-15 04:03:31,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-02-15 04:03:31,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-02-15 04:03:31,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-02-15 04:03:31,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-02-15 04:03:31,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-02-15 04:03:31,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-02-15 04:03:31,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-02-15 04:03:31,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-02-15 04:03:31,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-02-15 04:03:31,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-02-15 04:03:31,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-02-15 04:03:31,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-02-15 04:03:31,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
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[2022-02-15 04:03:31,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
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[2022-02-15 04:03:31,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2022-02-15 04:03:31,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2022-02-15 04:03:31,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-02-15 04:03:31,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf
[2022-02-15 04:03:31,389 INFO L113 SettingsManager]: Loading preferences was successful
[2022-02-15 04:03:31,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-02-15 04:03:31,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-02-15 04:03:31,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2022-02-15 04:03:31,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * To the following directory=./dump/
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2022-02-15 04:03:31,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-15 04:03:31,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-02-15 04:03:31,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation
[2022-02-15 04:03:31,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-02-15 04:03:31,392 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR
[2022-02-15 04:03:31,392 INFO L138 SettingsManager]: * Use separate solver for trace checks=false
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN;
[2022-02-15 04:03:31,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-02-15 04:03:31,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-02-15 04:03:31,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-02-15 04:03:31,597 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-02-15 04:03:31,597 INFO L275 PluginConnector]: CDTParser initialized
[2022-02-15 04:03:31,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c
[2022-02-15 04:03:31,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a17794f7b/5b3119c68a944604b8be6e6aead9fbf4/FLAG8f3b6df74
[2022-02-15 04:03:32,012 INFO L306 CDTParser]: Found 1 translation units.
[2022-02-15 04:03:32,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c
[2022-02-15 04:03:32,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a17794f7b/5b3119c68a944604b8be6e6aead9fbf4/FLAG8f3b6df74
[2022-02-15 04:03:32,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a17794f7b/5b3119c68a944604b8be6e6aead9fbf4
[2022-02-15 04:03:32,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-02-15 04:03:32,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2022-02-15 04:03:32,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-02-15 04:03:32,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-02-15 04:03:32,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-02-15 04:03:32,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 04:03:32" (1/1) ...
[2022-02-15 04:03:32,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f23b4e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:32, skipping insertion in model container
[2022-02-15 04:03:32,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 04:03:32" (1/1) ...
[2022-02-15 04:03:32,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-02-15 04:03:32,498 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-02-15 04:03:32,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c[4546,4559]
[2022-02-15 04:03:32,655 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-15 04:03:33,304 INFO L203 MainTranslator]: Completed pre-run
[2022-02-15 04:03:33,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c[4546,4559]
[2022-02-15 04:03:33,325 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-02-15 04:03:33,335 INFO L208 MainTranslator]: Completed translation
[2022-02-15 04:03:33,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33 WrapperNode
[2022-02-15 04:03:33,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-02-15 04:03:33,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-02-15 04:03:33,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-02-15 04:03:33,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-02-15 04:03:33,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-02-15 04:03:33,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-02-15 04:03:33,363 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-02-15 04:03:33,363 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-02-15 04:03:33,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (1/1) ...
[2022-02-15 04:03:33,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-02-15 04:03:33,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-02-15 04:03:33,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reset
[2022-02-15 04:03:33,431 INFO L138 BoogieDeclarations]: Found implementation of procedure net_send_batch
[2022-02-15 04:03:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reopen
[2022-02-15 04:03:33,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2022-02-15 04:03:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2022-02-15 04:03:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2022-02-15 04:03:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2022-02-15 04:03:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-02-15 04:03:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure net_reset
[2022-02-15 04:03:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure net_reopen
[2022-02-15 04:03:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure net_send_batch
[2022-02-15 04:03:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure addrcmp
[2022-02-15 04:03:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2022-02-15 04:03:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-02-15 04:03:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2022-02-15 04:03:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-02-15 04:03:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-02-15 04:03:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2022-02-15 04:03:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-02-15 04:03:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-02-15 04:03:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-02-15 04:03:33,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2022-02-15 04:03:33,545 INFO L234 CfgBuilder]: Building ICFG
[2022-02-15 04:03:33,546 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-02-15 04:03:33,698 INFO L275 CfgBuilder]: Performing block encoding
[2022-02-15 04:03:33,704 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-02-15 04:03:33,704 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2022-02-15 04:03:33,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 04:03:33 BoogieIcfgContainer
[2022-02-15 04:03:33,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-02-15 04:03:33,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-02-15 04:03:33,708 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2022-02-15 04:03:33,710 INFO L275 PluginConnector]: TraceAbstraction initialized
[2022-02-15 04:03:33,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 04:03:32" (1/3) ...
[2022-02-15 04:03:33,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a22b56d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 04:03:33, skipping insertion in model container
[2022-02-15 04:03:33,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 04:03:33" (2/3) ...
[2022-02-15 04:03:33,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a22b56d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 04:03:33, skipping insertion in model container
[2022-02-15 04:03:33,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 04:03:33" (3/3) ...
[2022-02-15 04:03:33,712 INFO L111 eAbstractionObserver]: Analyzing ICFG net_reset.c
[2022-02-15 04:03:33,715 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION
[2022-02-15 04:03:33,716 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2022-02-15 04:03:33,742 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-02-15 04:03:33,748 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=QVASR
[2022-02-15 04:03:33,748 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2022-02-15 04:03:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 27 states have internal predecessors, (34), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2022-02-15 04:03:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2022-02-15 04:03:33,766 INFO L506 BasicCegarLoop]: Found error trace
[2022-02-15 04:03:33,766 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-02-15 04:03:33,767 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2022-02-15 04:03:33,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-02-15 04:03:33,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1439756030, now seen corresponding path program 1 times
[2022-02-15 04:03:33,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2022-02-15 04:03:33,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1943631556]
[2022-02-15 04:03:33,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-02-15 04:03:33,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-02-15 04:03:33,851 INFO L274 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation
[2022-02-15 04:03:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-15 04:03:34,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2022-02-15 04:03:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-15 04:03:34,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2022-02-15 04:03:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-02-15 04:03:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-02-15 04:03:34,117 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace
[2022-02-15 04:03:34,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1943631556]
[2022-02-15 04:03:34,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [1943631556] provided 1 perfect and 0 imperfect interpolant sequences
[2022-02-15 04:03:34,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-02-15 04:03:34,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-02-15 04:03:34,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879245323]
[2022-02-15 04:03:34,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-02-15 04:03:34,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-02-15 04:03:34,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2022-02-15 04:03:34,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-02-15 04:03:34,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2022-02-15 04:03:34,144 INFO L87 Difference]: Start difference. First operand has 40 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 27 states have internal predecessors, (34), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-02-15 04:03:34,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-02-15 04:03:34,282 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions.
[2022-02-15 04:03:34,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2022-02-15 04:03:34,285 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21
[2022-02-15 04:03:34,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2022-02-15 04:03:34,288 INFO L225 Difference]: With dead ends: 52
[2022-02-15 04:03:34,288 INFO L226 Difference]: Without dead ends: 0
[2022-02-15 04:03:34,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56
[2022-02-15 04:03:34,292 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 39 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-02-15 04:03:34,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 42 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-02-15 04:03:34,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2022-02-15 04:03:34,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2022-02-15 04:03:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-02-15 04:03:34,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2022-02-15 04:03:34,323 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21
[2022-02-15 04:03:34,323 INFO L84 Accepts]: Finished accepts. word is rejected.
[2022-02-15 04:03:34,323 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-02-15 04:03:34,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2)
[2022-02-15 04:03:34,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2022-02-15 04:03:34,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2022-02-15 04:03:34,325 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2022-02-15 04:03:34,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-02-15 04:03:34,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2022-02-15 04:03:34,564 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed.
[2022-02-15 04:03:34,564 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed.
[2022-02-15 04:03:34,564 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed.
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 233 237) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point mainFINAL(lines 233 237) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point L235(line 235) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point L235-1(line 235) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point mainEXIT(lines 233 237) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point net_reopenEXIT(lines 216 231) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,565 INFO L854 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point net_reopenENTRY(lines 216 231) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point net_reopenFINAL(lines 216 231) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point L218(lines 218 228) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point L230(line 230) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point L229(line 229) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,566 INFO L854 garLoopResultBuilder]: At program point L229-1(line 229) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point L226(line 226) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (and (= |old(~batch_at~0)| ~batch_at~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point net_resetENTRY(lines 200 204) the Hoare annotation is: (or (= |old(~batch_at~0)| ~batch_at~0) (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point net_resetEXIT(lines 200 204) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point net_resetFINAL(lines 200 204) the Hoare annotation is: (or (not (<= (+ |old(~batch_at~0)| 1) ~fstTTL~0)) (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0)
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~batch_at~0)| ~batch_at~0) (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= ~fstTTL~0 |old(~fstTTL~0)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#memory_int| |old(#memory_int)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~#unspec_addr~0.offset)| |~#unspec_addr~0.offset|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0)
[2022-02-15 04:03:34,567 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0)
[2022-02-15 04:03:34,568 INFO L854 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0)
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2022-02-15 04:03:34,568 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0)
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point L194-2(lines 193 198) the Hoare annotation is: true
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 193 198) the Hoare annotation is: true
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 193 198) the Hoare annotation is: true
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point L195(line 195) the Hoare annotation is: true
[2022-02-15 04:03:34,568 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) the Hoare annotation is: true
[2022-02-15 04:03:34,569 INFO L861 garLoopResultBuilder]: At program point L194(lines 194 196) the Hoare annotation is: true
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point net_send_batchENTRY(lines 205 215) the Hoare annotation is: (or (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (not (<= (+ ~batch_at~0 1) ~fstTTL~0)))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point net_send_batchEXIT(lines 205 215) 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)))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point net_send_batchFINAL(lines 205 215) 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)))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point L210(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point L210-1(line 210) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point L210-2(lines 210 211) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,569 INFO L854 garLoopResultBuilder]: At program point L208-2(lines 208 213) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0))
[2022-02-15 04:03:34,570 INFO L854 garLoopResultBuilder]: At program point L208-3(lines 208 213) 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)))
[2022-02-15 04:03:34,570 INFO L854 garLoopResultBuilder]: At program point L208-4(lines 208 213) 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)))
[2022-02-15 04:03:34,572 INFO L732 BasicCegarLoop]: Path program histogram: [1]
[2022-02-15 04:03:34,573 INFO L180 ceAbstractionStarter]: Computing trace abstraction results
[2022-02-15 04:03:34,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 04:03:34 BoogieIcfgContainer
[2022-02-15 04:03:34,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-02-15 04:03:34,585 INFO L158 Benchmark]: Toolchain (without parser) took 2126.35ms. Allocated memory was 199.2MB in the beginning and 491.8MB in the end (delta: 292.6MB). Free memory was 143.0MB in the beginning and 369.1MB in the end (delta: -226.1MB). Peak memory consumption was 113.4MB. Max. memory is 8.0GB.
[2022-02-15 04:03:34,586 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 160.2MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-02-15 04:03:34,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.64ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 142.8MB in the beginning and 141.2MB in the end (delta: 1.6MB). Peak memory consumption was 170.5MB. Max. memory is 8.0GB.
[2022-02-15 04:03:34,586 INFO L158 Benchmark]: Boogie Preprocessor took 25.36ms. Allocated memory is still 247.5MB. Free memory was 141.2MB in the beginning and 139.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-02-15 04:03:34,587 INFO L158 Benchmark]: RCFGBuilder took 343.34ms. Allocated memory is still 247.5MB. Free memory was 139.1MB in the beginning and 126.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2022-02-15 04:03:34,587 INFO L158 Benchmark]: TraceAbstraction took 876.77ms. Allocated memory was 247.5MB in the beginning and 491.8MB in the end (delta: 244.3MB). Free memory was 126.0MB in the beginning and 369.1MB in the end (delta: -243.1MB). Peak memory consumption was 47.8MB. Max. memory is 8.0GB.
[2022-02-15 04:03:34,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 160.2MB. There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 867.64ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 142.8MB in the beginning and 141.2MB in the end (delta: 1.6MB). Peak memory consumption was 170.5MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 25.36ms. Allocated memory is still 247.5MB. Free memory was 141.2MB in the beginning and 139.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* RCFGBuilder took 343.34ms. Allocated memory is still 247.5MB. Free memory was 139.1MB in the beginning and 126.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
* TraceAbstraction took 876.77ms. Allocated memory was 247.5MB in the beginning and 491.8MB in the end (delta: 244.3MB). Free memory was 126.0MB in the beginning and 369.1MB in the end (delta: -243.1MB). Peak memory consumption was 47.8MB. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 195]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 8 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 24 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 40 LocationsWithAnnotation, 40 PreInvPairs, 52 NumberOfFragments, 383 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 72 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 208]: Loop Invariant
Derived loop invariant: (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) || !(batch_at + 1 <= fstTTL)
- InvariantResult [Line: 218]: Loop Invariant
Derived loop invariant: !(\old(batch_at) + 1 <= fstTTL) || (\old(batch_at) == batch_at && \old(__tmpTR__int_1) == __tmpTR__int_1)
- ProcedureContractResult [Line: 233]: Procedure Contract for main
Derived contract for procedure main: !(\old(batch_at) + 1 <= fstTTL) || batch_at + 1 <= fstTTL
- ProcedureContractResult [Line: 193]: Procedure Contract for __VERIFIER_assert
Derived contract for procedure __VERIFIER_assert: 1
- ProcedureContractResult [Line: 205]: Procedure Contract for net_send_batch
Derived contract for procedure net_send_batch: (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) || !(batch_at + 1 <= fstTTL)
- ProcedureContractResult [Line: 216]: Procedure Contract for net_reopen
Derived contract for procedure net_reopen: !(\old(batch_at) + 1 <= fstTTL) || batch_at + 1 <= fstTTL
- ProcedureContractResult [Line: 200]: Procedure Contract for net_reset
Derived contract for procedure net_reset: !(\old(batch_at) + 1 <= fstTTL) || batch_at + 1 <= fstTTL
RESULT: Ultimate proved your program to be correct!
[2022-02-15 04:03:34,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...