java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/reducercommutativity/sep.i
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This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 00:44:30,340 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-10-14 00:44:30,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 00:44:30,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 00:44:30,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 00:44:30,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 00:44:30,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 00:44:30,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 00:44:30,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 00:44:30,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 00:44:30,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 00:44:30,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 00:44:30,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 00:44:30,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 00:44:30,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 00:44:30,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 00:44:30,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 00:44:30,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 00:44:30,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 00:44:30,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 00:44:30,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 00:44:30,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 00:44:30,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 00:44:30,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 00:44:30,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2019-10-14 00:44:30,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 00:44:30,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 00:44:30,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
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[2019-10-14 00:44:30,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-10-14 00:44:30,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 00:44:30,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 00:44:30,425 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
[2019-10-14 00:44:30,459 INFO L113 SettingsManager]: Loading preferences was successful
[2019-10-14 00:44:30,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 00:44:30,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 00:44:30,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-10-14 00:44:30,461 INFO L138 SettingsManager]: * Use SBE=true
[2019-10-14 00:44:30,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 00:44:30,462 INFO L138 SettingsManager]: * sizeof long=4
[2019-10-14 00:44:30,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-10-14 00:44:30,464 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-10-14 00:44:30,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-10-14 00:44:30,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 00:44:30,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 00:44:30,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 00:44:30,465 INFO L138 SettingsManager]: * sizeof long double=12
[2019-10-14 00:44:30,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-10-14 00:44:30,465 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-10-14 00:44:30,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-10-14 00:44:30,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 00:44:30,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-10-14 00:44:30,466 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-10-14 00:44:30,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-10-14 00:44:30,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 00:44:30,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 00:44:30,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 00:44:30,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 00:44:30,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-10-14 00:44:30,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 00:44:30,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 00:44:30,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain
[2019-10-14 00:44:30,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 00:44:30,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 00:44:30,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 00:44:30,753 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-10-14 00:44:30,754 INFO L275 PluginConnector]: CDTParser initialized
[2019-10-14 00:44:30,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep.i
[2019-10-14 00:44:30,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fe8dfa4/9f587ee5a751457781800a1cd6bb42eb/FLAG7e40237e9
[2019-10-14 00:44:31,293 INFO L306 CDTParser]: Found 1 translation units.
[2019-10-14 00:44:31,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep.i
[2019-10-14 00:44:31,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fe8dfa4/9f587ee5a751457781800a1cd6bb42eb/FLAG7e40237e9
[2019-10-14 00:44:31,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8fe8dfa4/9f587ee5a751457781800a1cd6bb42eb
[2019-10-14 00:44:31,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 00:44:31,677 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 00:44:31,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:31,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 00:44:31,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 00:44:31,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:31,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c35c6b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31, skipping insertion in model container
[2019-10-14 00:44:31,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:31,693 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-10-14 00:44:31,709 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-10-14 00:44:31,903 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:31,915 INFO L188 MainTranslator]: Completed pre-run
[2019-10-14 00:44:31,936 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:31,951 INFO L192 MainTranslator]: Completed translation
[2019-10-14 00:44:31,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31 WrapperNode
[2019-10-14 00:44:31,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:31,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 00:44:31,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 00:44:31,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 00:44:32,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (1/1) ...
[2019-10-14 00:44:32,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 00:44:32,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 00:44:32,080 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 00:44:32,080 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-10-14 00:44:32,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:31" (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
[2019-10-14 00:44:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 00:44:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 00:44:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sep
[2019-10-14 00:44:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure sep
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-10-14 00:44:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-14 00:44:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2019-10-14 00:44:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-14 00:44:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 00:44:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 00:44:32,414 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 00:44:32,414 INFO L284 CfgBuilder]: Removed 2 assume(true) statements.
[2019-10-14 00:44:32,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:44:32 BoogieIcfgContainer
[2019-10-14 00:44:32,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 00:44:32,417 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-10-14 00:44:32,417 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-10-14 00:44:32,417 INFO L275 PluginConnector]: Abstract Interpretation initialized
[2019-10-14 00:44:32,418 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:44:32" (1/1) ...
[2019-10-14 00:44:32,457 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2)
[2019-10-14 00:44:32,542 INFO L266 AbstractInterpreter]: Error location(s) were unreachable
[2019-10-14 00:44:32,547 INFO L272 AbstractInterpreter]: Visited 12 different actions 12 times. Never merged. Never widened. Performed 23 root evaluator evaluations with a maximum evaluation depth of 3. Performed 23 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 31 variables.
[2019-10-14 00:44:32,547 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-10-14 00:44:32,550 INFO L168 Benchmark]: Toolchain (without parser) took 872.28 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 103.3 MB in the beginning and 158.4 MB in the end (delta: -55.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,551 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.21 ms. Allocated memory is still 137.9 MB. Free memory was 103.1 MB in the beginning and 92.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,554 INFO L168 Benchmark]: Boogie Preprocessor took 127.76 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 92.6 MB in the beginning and 180.6 MB in the end (delta: -87.9 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,555 INFO L168 Benchmark]: RCFGBuilder took 336.43 ms. Allocated memory is still 202.9 MB. Free memory was 180.6 MB in the beginning and 163.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,557 INFO L168 Benchmark]: Abstract Interpretation took 130.21 ms. Allocated memory is still 202.9 MB. Free memory was 163.9 MB in the beginning and 158.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:32,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 272.21 ms. Allocated memory is still 137.9 MB. Free memory was 103.1 MB in the beginning and 92.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 127.76 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 92.6 MB in the beginning and 180.6 MB in the end (delta: -87.9 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 336.43 ms. Allocated memory is still 202.9 MB. Free memory was 180.6 MB in the beginning and 163.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 130.21 ms. Allocated memory is still 202.9 MB. Free memory was 163.9 MB in the beginning and 158.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable
For all program executions holds that call of __VERIFIER_error() unreachable at this location
RESULT: Ultimate proved your program to be correct!
Received shutdown request...