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/psyco/psyco_security.c
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This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 00:44:21,587 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-10-14 00:44:21,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 00:44:21,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 00:44:21,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 00:44:21,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 00:44:21,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 00:44:21,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 00:44:21,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 00:44:21,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 00:44:21,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 00:44:21,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 00:44:21,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 00:44:21,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 00:44:21,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 00:44:21,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 00:44:21,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 00:44:21,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 00:44:21,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 00:44:21,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 00:44:21,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 00:44:21,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 00:44:21,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 00:44:21,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 00:44:21,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-14 00:44:21,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-14 00:44:21,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 00:44:21,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 00:44:21,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-14 00:44:21,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-14 00:44:21,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-10-14 00:44:21,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 00:44:21,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 00:44:21,651 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 00:44:21,673 INFO L113 SettingsManager]: Loading preferences was successful
[2019-10-14 00:44:21,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 00:44:21,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 00:44:21,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-10-14 00:44:21,677 INFO L138 SettingsManager]: * Use SBE=true
[2019-10-14 00:44:21,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 00:44:21,677 INFO L138 SettingsManager]: * sizeof long=4
[2019-10-14 00:44:21,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-10-14 00:44:21,678 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-10-14 00:44:21,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-10-14 00:44:21,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 00:44:21,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 00:44:21,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 00:44:21,680 INFO L138 SettingsManager]: * sizeof long double=12
[2019-10-14 00:44:21,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-10-14 00:44:21,680 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-10-14 00:44:21,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-10-14 00:44:21,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 00:44:21,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-10-14 00:44:21,681 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-10-14 00:44:21,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-10-14 00:44:21,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 00:44:21,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 00:44:21,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 00:44:21,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 00:44:21,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-10-14 00:44:21,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 00:44:21,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 00:44:21,684 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 00:44:22,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 00:44:22,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 00:44:22,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 00:44:22,042 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-10-14 00:44:22,043 INFO L275 PluginConnector]: CDTParser initialized
[2019-10-14 00:44:22,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_security.c
[2019-10-14 00:44:22,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bad511d79/2c07e336ab2047c1a921aff292aafb1b/FLAG2a3176ba9
[2019-10-14 00:44:22,553 INFO L306 CDTParser]: Found 1 translation units.
[2019-10-14 00:44:22,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_security.c
[2019-10-14 00:44:22,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bad511d79/2c07e336ab2047c1a921aff292aafb1b/FLAG2a3176ba9
[2019-10-14 00:44:22,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bad511d79/2c07e336ab2047c1a921aff292aafb1b
[2019-10-14 00:44:22,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 00:44:22,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 00:44:22,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:22,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 00:44:22,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 00:44:22,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:22" (1/1) ...
[2019-10-14 00:44:22,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4563917c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:22, skipping insertion in model container
[2019-10-14 00:44:22,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:22" (1/1) ...
[2019-10-14 00:44:22,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-10-14 00:44:23,021 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-10-14 00:44:23,275 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:23,290 INFO L188 MainTranslator]: Completed pre-run
[2019-10-14 00:44:23,431 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:23,448 INFO L192 MainTranslator]: Completed translation
[2019-10-14 00:44:23,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23 WrapperNode
[2019-10-14 00:44:23,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:23,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 00:44:23,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 00:44:23,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 00:44:23,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (1/1) ...
[2019-10-14 00:44:23,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 00:44:23,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 00:44:23,494 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 00:44:23,494 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-10-14 00:44:23,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:23" (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 00:44:23,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 00:44:23,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 00:44:23,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 00:44:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-14 00:44:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 00:44:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-10-14 00:44:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 00:44:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 00:44:24,115 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 00:44:24,115 INFO L284 CfgBuilder]: Removed 18 assume(true) statements.
[2019-10-14 00:44:24,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:44:24 BoogieIcfgContainer
[2019-10-14 00:44:24,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 00:44:24,118 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-10-14 00:44:24,118 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-10-14 00:44:24,118 INFO L275 PluginConnector]: Abstract Interpretation initialized
[2019-10-14 00:44:24,119 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:44:24" (1/1) ...
[2019-10-14 00:44:24,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2)
[2019-10-14 00:44:24,716 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2019-10-14 00:44:24,740 INFO L272 AbstractInterpreter]: Visited 152 different actions 306 times. Merged at 64 different actions 89 times. Widened at 2 different actions 2 times. Performed 572 root evaluator evaluations with a maximum evaluation depth of 8. Performed 572 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 60 fixpoints after 44 different actions. Largest state had 37 variables.
[2019-10-14 00:44:24,740 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-10-14 00:44:24,744 INFO L168 Benchmark]: Toolchain (without parser) took 1789.85 ms. Allocated memory was 141.6 MB in the beginning and 224.9 MB in the end (delta: 83.4 MB). Free memory was 99.8 MB in the beginning and 181.7 MB in the end (delta: -81.8 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,745 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 117.9 MB in the beginning and 117.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.96 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 176.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,748 INFO L168 Benchmark]: Boogie Preprocessor took 43.51 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 173.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,750 INFO L168 Benchmark]: RCFGBuilder took 623.53 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 146.2 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,751 INFO L168 Benchmark]: Abstract Interpretation took 622.69 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 145.5 MB in the beginning and 181.7 MB in the end (delta: -36.2 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2019-10-14 00:44:24,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 117.9 MB in the beginning and 117.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 495.96 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 99.4 MB in the beginning and 176.0 MB in the end (delta: -76.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 43.51 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 173.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 623.53 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 146.2 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 622.69 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 145.5 MB in the beginning and 181.7 MB in the end (delta: -36.2 MB). There was no memory consumed. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 389]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L5] int m_initSign = 1;
[L6] int m_initVerify = 2;
[L7] int m_Signature = 3;
[L8] int m_sign = 4;
[L9] int m_verify = 5;
[L10] int m_update = 6;
[L15] int q = 0;
[L16] int method_id;
[L19] int this_state = 0;
[L22] COND TRUE 1
[L27] COND TRUE q == 0
[L28] COND TRUE __VERIFIER_nondet_int()
[L32] method_id = 3
[L34] COND FALSE !(0)
[L38] q = 2
[L40] this_state=0
[L22] COND TRUE 1
[L27] COND FALSE !(q == 0)
[L47] COND FALSE !(q == 1)
[L99] COND TRUE q == 2
[L100] COND FALSE !(__VERIFIER_nondet_int())
[L116] COND TRUE __VERIFIER_nondet_int()
[L120] method_id = 2
[L122] COND FALSE !(0)
[L126] q = 4
[L128] this_state=3
[L22] COND TRUE 1
[L27] COND FALSE !(q == 0)
[L47] COND TRUE q == 1
[L48] COND TRUE __VERIFIER_nondet_int()
[L52] method_id = 4
[L54] COND TRUE (this_state == 2)
[L389] __VERIFIER_error()
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...